diff --git a/docs/_build/doctrees/changes.doctree b/docs/_build/doctrees/changes.doctree
index 54e0478b..aa01216c 100644
Binary files a/docs/_build/doctrees/changes.doctree and b/docs/_build/doctrees/changes.doctree differ
diff --git a/docs/_build/doctrees/environment.pickle b/docs/_build/doctrees/environment.pickle
index 0f3c0d8a..100b9e91 100644
Binary files a/docs/_build/doctrees/environment.pickle and b/docs/_build/doctrees/environment.pickle differ
diff --git a/docs/_build/html/.buildinfo b/docs/_build/html/.buildinfo
index f7cbe988..aa097bf0 100644
--- a/docs/_build/html/.buildinfo
+++ b/docs/_build/html/.buildinfo
@@ -1,4 +1,4 @@
 # Sphinx build info version 1
 # This file hashes the configuration used when building these files. When it is not found, a full rebuild will be done.
-config: c14b8f9f664975c713d83f34e8a17781
+config: b93f374825c453a58f53a1871cdce535
 tags: 645f666f9bcd5a90fca523b33c5a78b7
diff --git a/docs/_build/html/_modules/index.html b/docs/_build/html/_modules/index.html
index 63ef5cc1..72d0339d 100644
--- a/docs/_build/html/_modules/index.html
+++ b/docs/_build/html/_modules/index.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Overview: module code &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+  <title>Overview: module code &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/binnedcorr2.html b/docs/_build/html/_modules/treecorr/binnedcorr2.html
index 354dd093..8ae82a3b 100644
--- a/docs/_build/html/_modules/treecorr/binnedcorr2.html
+++ b/docs/_build/html/_modules/treecorr/binnedcorr2.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.binnedcorr2 &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.binnedcorr2 &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
@@ -1201,7 +1202,7 @@ <h1>Source code for treecorr.binnedcorr2</h1><div class="highlight"><pre>
         <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">npatch1</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
             <span class="c1"># j=0 here.</span>
             <span class="n">f</span> <span class="o">=</span> <span class="k">lambda</span> <span class="n">i</span><span class="p">:</span> <span class="p">((</span><span class="n">j</span><span class="p">,</span><span class="n">k</span><span class="p">)</span> <span class="k">for</span> <span class="n">j</span><span class="p">,</span><span class="n">k</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">results</span><span class="o">.</span><span class="n">keys</span><span class="p">()</span> <span class="k">if</span> <span class="n">k</span><span class="o">!=</span><span class="n">i</span><span class="p">)</span>
-            <span class="k">return</span> <span class="p">[</span><span class="n">f</span><span class="p">(</span><span class="n">i</span><span class="p">)</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">npatch1</span><span class="p">)]</span>
+            <span class="k">return</span> <span class="p">[</span><span class="n">f</span><span class="p">(</span><span class="n">i</span><span class="p">)</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">npatch2</span><span class="p">)]</span>
         <span class="k">else</span><span class="p">:</span>
             <span class="k">assert</span> <span class="bp">self</span><span class="o">.</span><span class="n">npatch1</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">npatch2</span>
             <span class="c1"># For each i:</span>
@@ -1217,7 +1218,7 @@ <h1>Source code for treecorr.binnedcorr2</h1><div class="highlight"><pre>
         <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">npatch1</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
             <span class="c1"># j=0 here.</span>
             <span class="n">f</span> <span class="o">=</span> <span class="k">lambda</span> <span class="n">i</span><span class="p">:</span> <span class="p">((</span><span class="n">j</span><span class="p">,</span><span class="n">k</span><span class="p">)</span> <span class="k">for</span> <span class="n">j</span><span class="p">,</span><span class="n">k</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">results</span><span class="o">.</span><span class="n">keys</span><span class="p">()</span> <span class="k">if</span> <span class="n">k</span><span class="o">==</span><span class="n">i</span><span class="p">)</span>
-            <span class="k">return</span> <span class="p">[</span><span class="n">f</span><span class="p">(</span><span class="n">i</span><span class="p">)</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">npatch1</span><span class="p">)]</span>
+            <span class="k">return</span> <span class="p">[</span><span class="n">f</span><span class="p">(</span><span class="n">i</span><span class="p">)</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">npatch2</span><span class="p">)]</span>
         <span class="k">else</span><span class="p">:</span>
             <span class="k">assert</span> <span class="bp">self</span><span class="o">.</span><span class="n">npatch1</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">npatch2</span>
             <span class="c1"># Note: It&#39;s not obvious to me a priori which of these should be the right choice.</span>
diff --git a/docs/_build/html/_modules/treecorr/binnedcorr3.html b/docs/_build/html/_modules/treecorr/binnedcorr3.html
index f56327de..ad208721 100644
--- a/docs/_build/html/_modules/treecorr/binnedcorr3.html
+++ b/docs/_build/html/_modules/treecorr/binnedcorr3.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.binnedcorr3 &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.binnedcorr3 &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/catalog.html b/docs/_build/html/_modules/treecorr/catalog.html
index 8e0bb239..464627c9 100644
--- a/docs/_build/html/_modules/treecorr/catalog.html
+++ b/docs/_build/html/_modules/treecorr/catalog.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.catalog &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.catalog &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/config.html b/docs/_build/html/_modules/treecorr/config.html
index 37c09f9f..20d221ad 100644
--- a/docs/_build/html/_modules/treecorr/config.html
+++ b/docs/_build/html/_modules/treecorr/config.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.config &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.config &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/corr2.html b/docs/_build/html/_modules/treecorr/corr2.html
index 95035881..90c38616 100644
--- a/docs/_build/html/_modules/treecorr/corr2.html
+++ b/docs/_build/html/_modules/treecorr/corr2.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.corr2 &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.corr2 &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/corr3.html b/docs/_build/html/_modules/treecorr/corr3.html
index 70c32f1d..435a8f25 100644
--- a/docs/_build/html/_modules/treecorr/corr3.html
+++ b/docs/_build/html/_modules/treecorr/corr3.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.corr3 &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.corr3 &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/field.html b/docs/_build/html/_modules/treecorr/field.html
index 3fd288a2..d3a36d98 100644
--- a/docs/_build/html/_modules/treecorr/field.html
+++ b/docs/_build/html/_modules/treecorr/field.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.field &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.field &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/ggcorrelation.html b/docs/_build/html/_modules/treecorr/ggcorrelation.html
index d15b81cd..1cd88037 100644
--- a/docs/_build/html/_modules/treecorr/ggcorrelation.html
+++ b/docs/_build/html/_modules/treecorr/ggcorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.ggcorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.ggcorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/gggcorrelation.html b/docs/_build/html/_modules/treecorr/gggcorrelation.html
index f8bdddb0..de4dbc73 100644
--- a/docs/_build/html/_modules/treecorr/gggcorrelation.html
+++ b/docs/_build/html/_modules/treecorr/gggcorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.gggcorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.gggcorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/kgcorrelation.html b/docs/_build/html/_modules/treecorr/kgcorrelation.html
index 50a057a3..66befbd5 100644
--- a/docs/_build/html/_modules/treecorr/kgcorrelation.html
+++ b/docs/_build/html/_modules/treecorr/kgcorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.kgcorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.kgcorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/kkcorrelation.html b/docs/_build/html/_modules/treecorr/kkcorrelation.html
index 85eb34f5..9cc5020d 100644
--- a/docs/_build/html/_modules/treecorr/kkcorrelation.html
+++ b/docs/_build/html/_modules/treecorr/kkcorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.kkcorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.kkcorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/kkkcorrelation.html b/docs/_build/html/_modules/treecorr/kkkcorrelation.html
index 528fb1a6..eca38bfc 100644
--- a/docs/_build/html/_modules/treecorr/kkkcorrelation.html
+++ b/docs/_build/html/_modules/treecorr/kkkcorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.kkkcorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.kkkcorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/ngcorrelation.html b/docs/_build/html/_modules/treecorr/ngcorrelation.html
index 1690d02c..b2d42c31 100644
--- a/docs/_build/html/_modules/treecorr/ngcorrelation.html
+++ b/docs/_build/html/_modules/treecorr/ngcorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.ngcorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.ngcorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/nkcorrelation.html b/docs/_build/html/_modules/treecorr/nkcorrelation.html
index a55e1e5f..eea8402a 100644
--- a/docs/_build/html/_modules/treecorr/nkcorrelation.html
+++ b/docs/_build/html/_modules/treecorr/nkcorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.nkcorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.nkcorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/nncorrelation.html b/docs/_build/html/_modules/treecorr/nncorrelation.html
index 4aef953b..e971ac17 100644
--- a/docs/_build/html/_modules/treecorr/nncorrelation.html
+++ b/docs/_build/html/_modules/treecorr/nncorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.nncorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.nncorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/nnncorrelation.html b/docs/_build/html/_modules/treecorr/nnncorrelation.html
index 1e7e3068..c100f788 100644
--- a/docs/_build/html/_modules/treecorr/nnncorrelation.html
+++ b/docs/_build/html/_modules/treecorr/nnncorrelation.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.nnncorrelation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.nnncorrelation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_modules/treecorr/reader.html b/docs/_build/html/_modules/treecorr/reader.html
index 30a6b140..b3e8fcc6 100644
--- a/docs/_build/html/_modules/treecorr/reader.html
+++ b/docs/_build/html/_modules/treecorr/reader.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>treecorr.reader &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
+  <title>treecorr.reader &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="../../_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/_static/documentation_options.js b/docs/_build/html/_static/documentation_options.js
index 40959876..bb350979 100644
--- a/docs/_build/html/_static/documentation_options.js
+++ b/docs/_build/html/_static/documentation_options.js
@@ -1,6 +1,6 @@
 var DOCUMENTATION_OPTIONS = {
     URL_ROOT: document.getElementById("documentation_options").getAttribute('data-url_root'),
-    VERSION: '4.2.7',
+    VERSION: '4.2.8',
     LANGUAGE: 'None',
     COLLAPSE_INDEX: false,
     BUILDER: 'html',
diff --git a/docs/_build/html/binning.html b/docs/_build/html/binning.html
index 172b3a59..d545c315 100644
--- a/docs/_build/html/binning.html
+++ b/docs/_build/html/binning.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Binning &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Binning &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -69,6 +69,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/catalog.html b/docs/_build/html/catalog.html
index d2929e97..d4f32d0b 100644
--- a/docs/_build/html/catalog.html
+++ b/docs/_build/html/catalog.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Input Data &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Input Data &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -63,6 +63,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/changes.html b/docs/_build/html/changes.html
index a7c9443d..3382bb56 100644
--- a/docs/_build/html/changes.html
+++ b/docs/_build/html/changes.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Changes from version 4.1 to 4.2 &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Changes from version 4.1 to 4.2 &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -63,6 +63,7 @@
 <li class="toctree-l1"><a class="reference internal" href="#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
@@ -226,6 +227,13 @@ <h1>Changes from version 4.2.6 to 4.2.7<a class="headerlink" href="#changes-from
 is moderately large (e.g. 500). Thanks to Joe Zuntz and Judit Prat for finding and
 reporting the bug. (#137)</p></li>
 </ul>
+</div>
+<div class="section" id="changes-from-version-4-2-7-to-4-2-8">
+<h1>Changes from version 4.2.7 to 4.2.8<a class="headerlink" href="#changes-from-version-4-2-7-to-4-2-8" title="Permalink to this headline">¶</a></h1>
+<ul class="simple">
+<li><p>Fixed a bug in the calculation of jackknife and sample variance when only the second
+catalog in a cross-correlation uses patches.</p></li>
+</ul>
 </div>
 
 
diff --git a/docs/_build/html/correlation2.html b/docs/_build/html/correlation2.html
index 3a93cffc..6fee37e0 100644
--- a/docs/_build/html/correlation2.html
+++ b/docs/_build/html/correlation2.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Two-point Correlation Functions &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Two-point Correlation Functions &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -66,6 +66,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/correlation3.html b/docs/_build/html/correlation3.html
index 199597bf..6fb93052 100644
--- a/docs/_build/html/correlation3.html
+++ b/docs/_build/html/correlation3.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Three-point Correlation Functions &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Three-point Correlation Functions &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -63,6 +63,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/cov.html b/docs/_build/html/cov.html
index 25b43ada..ec5ef12b 100644
--- a/docs/_build/html/cov.html
+++ b/docs/_build/html/cov.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Covariance Estimates &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Covariance Estimates &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -71,6 +71,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/field.html b/docs/_build/html/field.html
index f1275af3..e8d106dc 100644
--- a/docs/_build/html/field.html
+++ b/docs/_build/html/field.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Fields &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Fields &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -58,6 +58,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/genindex.html b/docs/_build/html/genindex.html
index 14e1fbe3..ad26f21b 100644
--- a/docs/_build/html/genindex.html
+++ b/docs/_build/html/genindex.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Index &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Index &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -55,6 +55,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/gg.html b/docs/_build/html/gg.html
index c2e4376e..46279e21 100644
--- a/docs/_build/html/gg.html
+++ b/docs/_build/html/gg.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>GGCorrelation: Shear-shear correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>GGCorrelation: Shear-shear correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -66,6 +66,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/ggg.html b/docs/_build/html/ggg.html
index be8b4f83..5390cd68 100644
--- a/docs/_build/html/ggg.html
+++ b/docs/_build/html/ggg.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>GGGCorrelation: Shear-shear-shear correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>GGGCorrelation: Shear-shear-shear correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -63,6 +63,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/guide.html b/docs/_build/html/guide.html
index 088a66cc..da694aed 100644
--- a/docs/_build/html/guide.html
+++ b/docs/_build/html/guide.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Getting Started Guide &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Getting Started Guide &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -69,6 +69,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/history.html b/docs/_build/html/history.html
index 9fab8c9d..825ff65d 100644
--- a/docs/_build/html/history.html
+++ b/docs/_build/html/history.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Previous History &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Previous History &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -56,6 +56,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1 current"><a class="current reference internal" href="#">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/index.html b/docs/_build/html/index.html
index aa13adb8..44026b3f 100644
--- a/docs/_build/html/index.html
+++ b/docs/_build/html/index.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>TreeCorr Documentation &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>TreeCorr Documentation &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -56,6 +56,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
@@ -214,6 +215,7 @@ <h1>TreeCorr Documentation<a class="headerlink" href="#treecorr-documentation" t
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 </div>
diff --git a/docs/_build/html/kg.html b/docs/_build/html/kg.html
index ea440fbc..06d91986 100644
--- a/docs/_build/html/kg.html
+++ b/docs/_build/html/kg.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>KGCorrelation: Kappa-shear correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>KGCorrelation: Kappa-shear correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -66,6 +66,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/kk.html b/docs/_build/html/kk.html
index 104d0103..b1a9b1fe 100644
--- a/docs/_build/html/kk.html
+++ b/docs/_build/html/kk.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>KKCorrelation: Kappa-kappa correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>KKCorrelation: Kappa-kappa correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -66,6 +66,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/kkk.html b/docs/_build/html/kkk.html
index fd86e41c..826e5eb6 100644
--- a/docs/_build/html/kkk.html
+++ b/docs/_build/html/kkk.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>KKKCorrelation: Kappa-kappa-kappa correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>KKKCorrelation: Kappa-kappa-kappa correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -63,6 +63,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/metric.html b/docs/_build/html/metric.html
index d052bcea..974d4d74 100644
--- a/docs/_build/html/metric.html
+++ b/docs/_build/html/metric.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Metrics &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Metrics &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -67,6 +67,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/ng.html b/docs/_build/html/ng.html
index f50a47f1..82ead08d 100644
--- a/docs/_build/html/ng.html
+++ b/docs/_build/html/ng.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>NGCorrelation: Count-shear correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>NGCorrelation: Count-shear correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -66,6 +66,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/nk.html b/docs/_build/html/nk.html
index 3ee8b0bb..14866faf 100644
--- a/docs/_build/html/nk.html
+++ b/docs/_build/html/nk.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>NKCorrelation: Count-kappa correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>NKCorrelation: Count-kappa correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -66,6 +66,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/nn.html b/docs/_build/html/nn.html
index 2ab95bb1..12a74a26 100644
--- a/docs/_build/html/nn.html
+++ b/docs/_build/html/nn.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>NNCorrelation: Count-count correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>NNCorrelation: Count-count correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -66,6 +66,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/nnn.html b/docs/_build/html/nnn.html
index 5ae5fbe8..75e9c79b 100644
--- a/docs/_build/html/nnn.html
+++ b/docs/_build/html/nnn.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>NNNCorrelation: Count-count-count correlations &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>NNNCorrelation: Count-count-count correlations &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -63,6 +63,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/objects.inv b/docs/_build/html/objects.inv
index 7e73145e..f3023426 100644
Binary files a/docs/_build/html/objects.inv and b/docs/_build/html/objects.inv differ
diff --git a/docs/_build/html/overview.html b/docs/_build/html/overview.html
index 2954e47a..2134f34c 100644
--- a/docs/_build/html/overview.html
+++ b/docs/_build/html/overview.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Overview &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Overview &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -72,6 +72,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/params.html b/docs/_build/html/params.html
index bcfe94b5..5b316e49 100644
--- a/docs/_build/html/params.html
+++ b/docs/_build/html/params.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Configuration Parameters &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Configuration Parameters &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -75,6 +75,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/patches.html b/docs/_build/html/patches.html
index 64402f7d..6a8915b6 100644
--- a/docs/_build/html/patches.html
+++ b/docs/_build/html/patches.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Patches &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Patches &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -65,6 +65,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/py-modindex.html b/docs/_build/html/py-modindex.html
index 287326cc..6ffd7c3e 100644
--- a/docs/_build/html/py-modindex.html
+++ b/docs/_build/html/py-modindex.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Python Module Index &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Python Module Index &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -58,6 +58,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/scripts.html b/docs/_build/html/scripts.html
index 1f3cedb8..751f5cee 100644
--- a/docs/_build/html/scripts.html
+++ b/docs/_build/html/scripts.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Using configuration files &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Using configuration files &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
   <!--[if lt IE 9]>
     <script src="_static/js/html5shiv.min.js"></script>
@@ -67,6 +67,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/search.html b/docs/_build/html/search.html
index 8d2beec3..dada7091 100644
--- a/docs/_build/html/search.html
+++ b/docs/_build/html/search.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Search &mdash; TreeCorr 4.2.7 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <title>Search &mdash; TreeCorr 4.2.8 documentation</title><link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
     
   <!--[if lt IE 9]>
@@ -58,6 +58,7 @@
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-4-to-4-2-5">Changes from version 4.2.4 to 4.2.5</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-5-to-4-2-6">Changes from version 4.2.5 to 4.2.6</a></li>
 <li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-6-to-4-2-7">Changes from version 4.2.6 to 4.2.7</a></li>
+<li class="toctree-l1"><a class="reference internal" href="changes.html#changes-from-version-4-2-7-to-4-2-8">Changes from version 4.2.7 to 4.2.8</a></li>
 <li class="toctree-l1"><a class="reference internal" href="history.html">Previous History</a></li>
 </ul>
 
diff --git a/docs/_build/html/searchindex.js b/docs/_build/html/searchindex.js
index a3d305af..c0ceeeaa 100644
--- a/docs/_build/html/searchindex.js
+++ b/docs/_build/html/searchindex.js
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