From b8ae827322a8a6482dcb3d22ca97ce671d767ec3 Mon Sep 17 00:00:00 2001
From: GitHub Actions <actions@github.com>
Date: Tue, 31 Dec 2024 00:43:34 +0000
Subject: [PATCH] site deploy

Auto-generated via `{sandpaper}`
Source  : 5aa790e84a8267953dcd7e09ae1ef1e295db5a0d
Branch  : md-outputs
Author  : GitHub Actions <actions@github.com>
Time    : 2024-05-07 17:25:35 +0000
Message : markdown source builds

Auto-generated via {sandpaper}
Source  : cd2b2ec68ab90b213f19cdeddc91fe9a2103e992
Branch  : main
Author  : Erin Becker <ebecker@carpentries.org>
Time    : 2024-03-08 23:47:43 +0000
Message : Merge pull request #209 from Nidhi-Sharma9419/main

axis changed to axes
---
 01-query.html                              | 12 ++++----
 02-coords.html                             |  8 ++---
 03-transform.html                          |  6 ++--
 04-motion.html                             |  8 ++---
 05-select.html                             |  2 +-
 06-join.html                               |  8 ++---
 07-photo.html                              |  2 +-
 08-plot.html                               |  2 +-
 404.html                                   |  4 +--
 CODE_OF_CONDUCT.html                       |  2 +-
 LICENSE.html                               |  2 +-
 aio.html                                   | 36 +++++++++++-----------
 calculating_MIST_isochrone.html            |  2 +-
 discuss.html                               |  2 +-
 images.html                                |  4 +--
 index.html                                 |  4 +--
 instructor-notes.html                      |  4 +--
 instructor/01-query.html                   | 12 ++++----
 instructor/02-coords.html                  |  8 ++---
 instructor/03-transform.html               |  6 ++--
 instructor/04-motion.html                  |  8 ++---
 instructor/05-select.html                  |  2 +-
 instructor/06-join.html                    |  8 ++---
 instructor/07-photo.html                   |  2 +-
 instructor/08-plot.html                    |  2 +-
 instructor/404.html                        |  4 +--
 instructor/CODE_OF_CONDUCT.html            |  2 +-
 instructor/LICENSE.html                    |  2 +-
 instructor/aio.html                        | 36 +++++++++++-----------
 instructor/calculating_MIST_isochrone.html |  2 +-
 instructor/discuss.html                    |  2 +-
 instructor/images.html                     |  4 +--
 instructor/index.html                      |  4 +--
 instructor/instructor-notes.html           |  4 +--
 instructor/key-points.html                 |  4 +--
 instructor/link-list.html                  |  2 +-
 instructor/prereqs.html                    |  2 +-
 instructor/profiles.html                   |  4 +--
 instructor/reference.html                  |  2 +-
 key-points.html                            |  4 +--
 link-list.html                             |  2 +-
 pkgdown.yml                                |  2 +-
 prereqs.html                               |  2 +-
 profiles.html                              |  4 +--
 reference.html                             |  2 +-
 45 files changed, 123 insertions(+), 123 deletions(-)

diff --git a/01-query.html b/01-query.html
index 7e692a02..1a323f69 100644
--- a/01-query.html
+++ b/01-query.html
@@ -628,7 +628,7 @@ <h3 class="callout-title">Exercise (2 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb13">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -867,7 +867,7 @@ <h3 class="callout-title">Exercise (3 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>For example, we can add radial_velocity : Radial velocity (double,
 Velocity[km/s] ) - Spectroscopic radial velocity in the solar
@@ -1025,7 +1025,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>In this example, the WHERE clause is in the wrong place.</p>
 <div class="codewrapper">
@@ -1088,7 +1088,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>Here is a solution using <code>&gt;</code> and <code>&lt;</code>
 operators:</p>
@@ -1270,7 +1270,7 @@ <h3 class="callout-title">Exercise (10 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb47">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1390,7 +1390,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/astronomy-python/01-query.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/02-coords.html b/02-coords.html
index ca57aca6..16e8ac10 100644
--- a/02-coords.html
+++ b/02-coords.html
@@ -523,7 +523,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb13">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -638,7 +638,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -815,7 +815,7 @@ <h3 class="callout-title">Exercise (10 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb29">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1292,7 +1292,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/astronomy-python/02-coords.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/03-transform.html b/03-transform.html
index 2bf888ee..83526251 100644
--- a/03-transform.html
+++ b/03-transform.html
@@ -415,7 +415,7 @@ <h3 class="callout-title">Starting from this episode</h3>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Read me </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>In the previous episode, we ran a query on the Gaia server,
 downloaded data for roughly 140,000 stars, and saved the data in a FITS
@@ -686,7 +686,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb23">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1209,7 +1209,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/astronomy-python/03-transform.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2024-05-07",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/04-motion.html b/04-motion.html
index 3bd6fdad..37d1176d 100644
--- a/04-motion.html
+++ b/04-motion.html
@@ -413,7 +413,7 @@ <h3 class="callout-title">Starting from this episode</h3>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Read me </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>Previously, we ran a query on the Gaia server, downloaded data for
 roughly 140,000 stars, transformed the coordinates to the GD-1 reference
@@ -497,7 +497,7 @@ <h3 class="callout-title">Exercise (10 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>The most noticeable issue is that some of the parallax values are
 negative, which seems non-physical.</p>
@@ -957,7 +957,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb44">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1103,7 +1103,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/astronomy-python/04-motion.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2024-05-07",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/05-select.html b/05-select.html
index dac4b3d0..6f5961ad 100644
--- a/05-select.html
+++ b/05-select.html
@@ -1041,7 +1041,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/astronomy-python/05-select.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2024-05-07",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/06-join.html b/06-join.html
index 73db7778..6f492282 100644
--- a/06-join.html
+++ b/06-join.html
@@ -421,7 +421,7 @@ <h3 class="callout-title">Starting from this episode</h3>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Read me </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>In the previous episode, we define a rectangle around stars in GD-1
 in spatial coordinates and in proper motion which we transformed into
@@ -1072,7 +1072,7 @@ <h3 class="callout-title">Exercise (15 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb45">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1237,7 +1237,7 @@ <h3 class="callout-title">Exercise (15 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb54">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1588,7 +1588,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/astronomy-python/06-join.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2024-05-07",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/07-photo.html b/07-photo.html
index fe822f7e..26d5f601 100644
--- a/07-photo.html
+++ b/07-photo.html
@@ -1176,7 +1176,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/astronomy-python/07-photo.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2024-05-07",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/08-plot.html b/08-plot.html
index 3cbe7084..22afc81f 100644
--- a/08-plot.html
+++ b/08-plot.html
@@ -1344,7 +1344,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/astronomy-python/08-plot.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2024-05-07",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index 411f1683..be52351e 100644
--- a/404.html
+++ b/404.html
@@ -386,8 +386,8 @@ <h1>Page not found</h1>
   "url": "https://datacarpentry.github.io/astronomy-python/404.html",
   "identifier": "https://datacarpentry.github.io/astronomy-python/404.html",
   "dateCreated": "2020-05-11",
-  "dateModified": "2024-12-24",
-  "datePublished": "2024-12-24"
+  "dateModified": "2024-12-31",
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index b8c89952..b77cc111 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -403,7 +403,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://datacarpentry.github.io/astronomy-python/CODE_OF_CONDUCT.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 4a907c8b..fab02ec3 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -451,7 +451,7 @@ <h1>Licenses</h1>
   "identifier": "https://datacarpentry.github.io/astronomy-python/LICENSE.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 006cbce6..115c839d 100644
--- a/aio.html
+++ b/aio.html
@@ -690,7 +690,7 @@ <h3 class="callout-title">Exercise (2 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb13">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -935,7 +935,7 @@ <h3 class="callout-title">Exercise (3 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>For example, we can add radial_velocity : Radial velocity (double,
 Velocity[km/s] ) - Spectroscopic radial velocity in the solar
@@ -1099,7 +1099,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>In this example, the WHERE clause is in the wrong place.</p>
 <div class="codewrapper">
@@ -1184,7 +1184,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
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 <p>Here is a solution using <code>&gt;</code> and <code>&lt;</code>
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-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
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 <div class="accordion-body">
 <p>In the previous episode, we ran a query on the Gaia server,
 downloaded data for roughly 140,000 stars, and saved the data in a FITS
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-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
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 <div class="accordion-body">
 <p>Previously, we ran a query on the Gaia server, downloaded data for
 roughly 140,000 stars, transformed the coordinates to the GD-1 reference
@@ -3357,7 +3357,7 @@ <h3 class="callout-title">Exercise (10 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
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 <p>The most noticeable issue is that some of the parallax values are
 negative, which seems non-physical.</p>
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-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
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 <div class="accordion-body">
 <p>In the previous episode, we define a rectangle around stars in GD-1
 in spatial coordinates and in proper motion which we transformed into
@@ -5344,7 +5344,7 @@ <h3 class="callout-title">Exercise (15 minutes)</h3>
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-  "dateModified": "2024-12-24",
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   "dateCreated": "2020-05-11",
-  "dateModified": "2024-12-24",
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diff --git a/index.html b/index.html
index 230a12fd..a1707793 100644
--- a/index.html
+++ b/index.html
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index 28c7b8be..ae3162e7 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
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index 23ecb4bb..1b29b139 100644
--- a/instructor/01-query.html
+++ b/instructor/01-query.html
@@ -630,7 +630,7 @@ <h3 class="callout-title">Exercise (2 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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@@ -869,7 +869,7 @@ <h3 class="callout-title">Exercise (3 minutes)</h3>
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-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
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 <div class="accordion-body">
 <p>For example, we can add radial_velocity : Radial velocity (double,
 Velocity[km/s] ) - Spectroscopic radial velocity in the solar
@@ -1027,7 +1027,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
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 <div class="accordion-body">
 <p>In this example, the WHERE clause is in the wrong place.</p>
 <div class="codewrapper">
@@ -1090,7 +1090,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
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 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>Here is a solution using <code>&gt;</code> and <code>&lt;</code>
 operators:</p>
@@ -1272,7 +1272,7 @@ <h3 class="callout-title">Exercise (10 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
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 </button>
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -640,7 +640,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
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-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
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index 6dc907b9..5631af63 100644
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 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>In the previous episode, we ran a query on the Gaia server,
 downloaded data for roughly 140,000 stars, and saved the data in a FITS
@@ -688,7 +688,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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@@ -1211,7 +1211,7 @@ <h3 class="callout-title">Key Points</h3>
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-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
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 <div class="accordion-body">
 <p>Previously, we ran a query on the Gaia server, downloaded data for
 roughly 140,000 stars, transformed the coordinates to the GD-1 reference
@@ -499,7 +499,7 @@ <h3 class="callout-title">Exercise (10 minutes)</h3>
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 <div class="accordion-body">
 <p>The most noticeable issue is that some of the parallax values are
 negative, which seems non-physical.</p>
@@ -959,7 +959,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
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diff --git a/instructor/05-select.html b/instructor/05-select.html
index fe7f55ef..8531c055 100644
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diff --git a/instructor/06-join.html b/instructor/06-join.html
index b0253a62..6ca19338 100644
--- a/instructor/06-join.html
+++ b/instructor/06-join.html
@@ -423,7 +423,7 @@ <h3 class="callout-title">Starting from this episode</h3>
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 <div class="accordion-body">
 <p>In the previous episode, we define a rectangle around stars in GD-1
 in spatial coordinates and in proper motion which we transformed into
@@ -1074,7 +1074,7 @@ <h3 class="callout-title">Exercise (15 minutes)</h3>
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diff --git a/instructor/07-photo.html b/instructor/07-photo.html
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diff --git a/instructor/08-plot.html b/instructor/08-plot.html
index f3e8810d..c3eeb91b 100644
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diff --git a/instructor/404.html b/instructor/404.html
index 331fb79d..4262237d 100644
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diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index b6c247a4..6182f452 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
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   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index b8baaa70..2287febc 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
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   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
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diff --git a/instructor/aio.html b/instructor/aio.html
index e1c5ac2b..8167ad11 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -699,7 +699,7 @@ <h3 class="callout-title">Exercise (2 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb13">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -944,7 +944,7 @@ <h3 class="callout-title">Exercise (3 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>For example, we can add radial_velocity : Radial velocity (double,
 Velocity[km/s] ) - Spectroscopic radial velocity in the solar
@@ -1108,7 +1108,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>In this example, the WHERE clause is in the wrong place.</p>
 <div class="codewrapper">
@@ -1193,7 +1193,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
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 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>Here is a solution using <code>&gt;</code> and <code>&lt;</code>
 operators:</p>
@@ -1377,7 +1377,7 @@ <h3 class="callout-title">Exercise (10 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
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 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
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 <div class="codewrapper sourceCode" id="cb47">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
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 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
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 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
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@@ -2442,7 +2442,7 @@ <h3 class="callout-title">Starting from this episode</h3>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Read me </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>In the previous episode, we ran a query on the Gaia server,
 downloaded data for roughly 140,000 stars, and saved the data in a FITS
@@ -2719,7 +2719,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3281,7 +3281,7 @@ <h3 class="callout-title">Starting from this episode</h3>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Read me </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>Previously, we ran a query on the Gaia server, downloaded data for
 roughly 140,000 stars, transformed the coordinates to the GD-1 reference
@@ -3369,7 +3369,7 @@ <h3 class="callout-title">Exercise (10 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>The most noticeable issue is that some of the parallax values are
 negative, which seems non-physical.</p>
@@ -3843,7 +3843,7 @@ <h3 class="callout-title">Exercise (5 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
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 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb44">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4683,7 +4683,7 @@ <h3 class="callout-title">Starting from this episode</h3>
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> Read me </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
 <div class="accordion-body">
 <p>In the previous episode, we define a rectangle around stars in GD-1
 in spatial coordinates and in proper motion which we transformed into
@@ -5358,7 +5358,7 @@ <h3 class="callout-title">Exercise (15 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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 <div class="codewrapper sourceCode" id="cb45">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -5525,7 +5525,7 @@ <h3 class="callout-title">Exercise (15 minutes)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb54">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -7655,8 +7655,8 @@ <h3 class="callout-title">Key Points</h3>
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   "identifier": "https://datacarpentry.github.io/astronomy-python/instructor/aio.html",
   "dateCreated": "2020-05-11",
-  "dateModified": "2024-12-24",
-  "datePublished": "2024-12-24"
+  "dateModified": "2024-12-31",
+  "datePublished": "2024-12-31"
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diff --git a/instructor/calculating_MIST_isochrone.html b/instructor/calculating_MIST_isochrone.html
index 5baabf4c..db52a37a 100644
--- a/instructor/calculating_MIST_isochrone.html
+++ b/instructor/calculating_MIST_isochrone.html
@@ -624,7 +624,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
   "identifier": "https://datacarpentry.github.io/astronomy-python/instructor/calculating_MIST_isochrone.html",
   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
 }
 
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diff --git a/instructor/discuss.html b/instructor/discuss.html
index 6c4f1e27..38aefa2c 100644
--- a/instructor/discuss.html
+++ b/instructor/discuss.html
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   "identifier": "https://datacarpentry.github.io/astronomy-python/instructor/discuss.html",
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index 0bc2029a..9629772b 100644
--- a/instructor/images.html
+++ b/instructor/images.html
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-  "dateModified": "2024-12-24",
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index 1546cf16..e0ca464a 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -645,8 +645,8 @@ <h3 class="callout-title">Why didn’t the imports work?</h3>
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-  "dateModified": "2024-12-24",
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 }
 
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diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index bc8ff83e..06688506 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -1032,8 +1032,8 @@ <h3 id="episode-8-visualization">Episode 8: Visualization<a class="anchor" aria-
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   "dateCreated": "2020-05-11",
-  "dateModified": "2024-12-24",
-  "datePublished": "2024-12-24"
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 }
 
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index ab6cada3..4234c237 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -541,8 +541,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
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   "dateCreated": "2020-05-11",
-  "dateModified": "2024-12-24",
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index e8c0ff2a..bf7e5528 100644
--- a/instructor/link-list.html
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@@ -553,7 +553,7 @@ <h1>Link List</h1>
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index 944c0d9a..3cf1ddba 100644
--- a/instructor/prereqs.html
+++ b/instructor/prereqs.html
@@ -456,7 +456,7 @@ <h3 id="python-skills">Python skills<a class="anchor" aria-label="anchor" href="
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   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
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index e69c13b7..109e30cd 100644
--- a/instructor/profiles.html
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@@ -354,8 +354,8 @@ <h1>Learner Profiles</h1>
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-  "dateModified": "2024-12-24",
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diff --git a/instructor/reference.html b/instructor/reference.html
index 09a4a1fd..55529393 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -396,7 +396,7 @@ <h1>Reference</h1>
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diff --git a/key-points.html b/key-points.html
index 8a05d4aa..1b22e058 100644
--- a/key-points.html
+++ b/key-points.html
@@ -533,8 +533,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
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   "dateCreated": "2020-05-11",
-  "dateModified": "2024-12-24",
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diff --git a/link-list.html b/link-list.html
index 0cfc4f47..09f4600e 100644
--- a/link-list.html
+++ b/link-list.html
@@ -551,7 +551,7 @@ <h1>Link List</h1>
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diff --git a/pkgdown.yml b/pkgdown.yml
index b86af1f8..d1f1a283 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,4 +2,4 @@ pandoc: 3.1.11
 pkgdown: 2.1.1
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-12-24T00:43Z
+last_built: 2024-12-31T00:43Z
diff --git a/prereqs.html b/prereqs.html
index 0f04f202..bc62242f 100644
--- a/prereqs.html
+++ b/prereqs.html
@@ -454,7 +454,7 @@ <h3 id="python-skills">Python skills<a class="anchor" aria-label="anchor" href="
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   "dateCreated": "2020-05-11",
   "dateModified": "2023-05-15",
-  "datePublished": "2024-12-24"
+  "datePublished": "2024-12-31"
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diff --git a/profiles.html b/profiles.html
index 57102fdf..ceecd1b4 100644
--- a/profiles.html
+++ b/profiles.html
@@ -354,8 +354,8 @@ <h1>Learner Profiles</h1>
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-  "dateModified": "2024-12-24",
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diff --git a/reference.html b/reference.html
index ae7d58ad..96f63724 100644
--- a/reference.html
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@@ -394,7 +394,7 @@ <h1>Reference</h1>
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