<div dir="ltr"><p style="box-sizing:border-box;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-top:0px">Greetings!</p><p style="box-sizing:border-box;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-top:0px"><span style="box-sizing:border-box">yt_astro_analysis version 1.1 is released!</span></p><p style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px">yt_astro_analysis is an extension of yt for astrophysical analysis. This is the first stable release of yt_astro_analysis to be compatible with yt version 4.0 and later.</p><h2 style="box-sizing:border-box;margin-top:24px;margin-bottom:16px;line-height:1.25;padding-bottom:0.3em;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;">New Features</h2><ul style="box-sizing:border-box;padding-left:2em;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px"><li style="box-sizing:border-box">The HaloCatalog has been significantly refactored (<a href="https://github.com/yt-project/yt_astro_analysis/pull/58" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#58</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/62" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#62</a>) with the following additional improvements:<ul style="box-sizing:border-box;padding-left:2em;margin-top:0px;margin-bottom:0px"><li style="box-sizing:border-box">the interface to the Rockstar halo finder is now compatible with the latest version of Rockstar Galaxies <a href="https://github.com/yt-project/yt_astro_analysis/pull/55" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#55</a></li><li style="box-sizing:border-box;margin-top:0.25em">all halo finders now support being run with time-series of datasets</li><li style="box-sizing:border-box;margin-top:0.25em">halo particle ids now savable with FoF and HOP halo finders <a href="https://github.com/yt-project/yt_astro_analysis/pull/52" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#52</a></li><li style="box-sizing:border-box;margin-top:0.25em">looping over halos is done with io chunks instead of ds.all_data for a significant speedup and reduction in memory</li><li style="box-sizing:border-box;margin-top:0.25em">Allow more flexibility for specifying rockstar particle mass <a href="https://github.com/yt-project/yt_astro_analysis/pull/84" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#84</a></li><li style="box-sizing:border-box;margin-top:0.25em">Add restart option for rockstar <a href="https://github.com/yt-project/yt_astro_analysis/pull/82" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#82</a></li><li style="box-sizing:border-box;margin-top:0.25em">Adding an outer_radius parameter to the iterative COM callback <a href="https://github.com/yt-project/yt_astro_analysis/pull/34" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#34</a></li></ul></li><li style="box-sizing:border-box;margin-top:0.25em">Remove the sunyaev_zeldovich analysis module. This is now <a href="http://hea-www.cfa.harvard.edu/~jzuhone/pyxsim/" rel="nofollow" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">pyxsim</a>. <a href="https://github.com/yt-project/yt_astro_analysis/pull/79" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#79</a></li><li style="box-sizing:border-box;margin-top:0.25em">Drop support for python 3.6 <a href="https://github.com/yt-project/yt_astro_analysis/pull/100" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#100</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/101" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#101</a></li></ul><h2 style="box-sizing:border-box;margin-top:24px;margin-bottom:16px;line-height:1.25;padding-bottom:0.3em;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;">Minor Enhancements and Bugfixes</h2><ul style="box-sizing:border-box;padding-left:2em;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px"><li style="box-sizing:border-box">significant project management and ci improvements <a href="https://github.com/yt-project/yt_astro_analysis/pull/89" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#89</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/90" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#90</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/91" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#91</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/92" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#92</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/96" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#96</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/95" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#95</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/97" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#97</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/108" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#108</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/109" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#109</a></li><li style="box-sizing:border-box;margin-top:0.25em">Add annotate_halos function <a href="https://github.com/yt-project/yt_astro_analysis/pull/98" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#98</a></li><li style="box-sizing:border-box;margin-top:0.25em">only access particle_type field in rockstar if it exists and is needed <a href="https://github.com/yt-project/yt_astro_analysis/pull/111" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#111</a></li><li style="box-sizing:border-box;margin-top:0.25em">fix light cone projections with weight fields <a href="https://github.com/yt-project/yt_astro_analysis/pull/37" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#37</a></li><li style="box-sizing:border-box;margin-top:0.25em">Fix HaloCatalog progress bar <a href="https://github.com/yt-project/yt_astro_analysis/pull/40" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#40</a></li><li style="box-sizing:border-box;margin-top:0.25em">clarify rockstar error message about using the wrong number of MPI processes <a href="https://github.com/yt-project/yt_astro_analysis/pull/42" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#42</a>, <a href="https://github.com/yt-project/yt_astro_analysis/pull/113" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#113</a></li><li style="box-sizing:border-box;margin-top:0.25em">check derived_field_list for base fields <a href="https://github.com/yt-project/yt_astro_analysis/pull/43" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#43</a></li><li style="box-sizing:border-box;margin-top:0.25em">allow cosmology splice from a single dataset <a href="https://github.com/yt-project/yt_astro_analysis/pull/49" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#49</a></li><li style="box-sizing:border-box;margin-top:0.25em">Fix iterator <a href="https://github.com/yt-project/yt_astro_analysis/pull/68" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#68</a></li><li style="box-sizing:border-box;margin-top:0.25em">Support new config file format <a href="https://github.com/yt-project/yt_astro_analysis/pull/65" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#65</a></li><li style="box-sizing:border-box;margin-top:0.25em">Enable circleci testing <a href="https://github.com/yt-project/yt_astro_analysis/pull/44" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#44</a></li><li style="box-sizing:border-box;margin-top:0.25em">Add max_box_fraction to plan_cosmology_splice <a href="https://github.com/yt-project/yt_astro_analysis/pull/76" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#76</a></li><li style="box-sizing:border-box;margin-top:0.25em">Fix HaloCatalog output_dir <a href="https://github.com/yt-project/yt_astro_analysis/pull/81" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#81</a></li><li style="box-sizing:border-box;margin-top:0.25em">remove deprecated dm_only keyword from halo finder <a href="https://github.com/yt-project/yt_astro_analysis/pull/57" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#57</a></li><li style="box-sizing:border-box;margin-top:0.25em">update amr_grid.inp <a href="https://github.com/yt-project/yt_astro_analysis/pull/77" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank">#77</a></li></ul><h2 style="box-sizing:border-box;margin-top:24px;margin-bottom:16px;line-height:1.25;padding-bottom:0.3em;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;">New Contributors</h2><ul style="box-sizing:border-box;padding-left:2em;margin-top:0px;margin-bottom:16px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px"><li style="box-sizing:border-box">Corentin Cadiou (<a href="https://github.com/cphyc" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none;font-weight:600;white-space:nowrap" target="_blank">@cphyc</a>)</li><li style="box-sizing:border-box;margin-top:0.25em">Nathan Goldbaum (<a href="https://github.com/ngoldbaum" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none;font-weight:600;white-space:nowrap" target="_blank">@ngoldbaum</a>)</li><li style="box-sizing:border-box;margin-top:0.25em">Meng Yuan Ho (<a href="https://github.com/willsonho2000" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none;font-weight:600;white-space:nowrap" target="_blank">@willsonho2000</a>)</li><li style="box-sizing:border-box;margin-top:0.25em">Cameron Hummels (<a href="https://github.com/chummels" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none;font-weight:600;white-space:nowrap" target="_blank">@chummels</a>)</li><li style="box-sizing:border-box;margin-top:0.25em">Clément Robert (<a href="https://github.com/neutrinoceros" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none;font-weight:600;white-space:nowrap" target="_blank">@neutrinoceros</a>)</li></ul><p style="box-sizing:border-box;margin-top:0px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-bottom:0px"><span style="box-sizing:border-box;font-weight:600">Full Changelog</span>: <a href="https://github.com/yt-project/yt_astro_analysis/compare/yt_astro_analysis-1.0.0...yt_astro_analysis-1.1.0" style="box-sizing:border-box;background-color:transparent;text-decoration-line:none" target="_blank"><tt style="box-sizing:border-box;font-family:ui-monospace,SFMono-Regular,&quot;SF Mono&quot;,Menlo,Consolas,&quot;Liberation Mono&quot;,monospace;font-size:13.6px;padding:0.2em 0.4em;margin:0px;border-radius:6px">yt_astro_analysis-1.0.0...yt_astro_analysis-1.1.0</tt></a></p><p style="box-sizing:border-box;margin-top:0px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-bottom:0px"><br></p><p style="box-sizing:border-box;margin-top:0px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-bottom:0px">The yt_astro_analysis package lives at:<br><a href="https://github.com/yt-project/yt_astro_analysis">https://github.com/yt-project/yt_astro_analysis</a><br><br>Documentation can be found at:<br><a href="https://yt-astro-analysis.readthedocs.io">https://yt-astro-analysis.readthedocs.io</a><br></p><p style="box-sizing:border-box;margin-top:0px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-bottom:0px"><br></p><p style="box-sizing:border-box;margin-top:0px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-bottom:0px">Special thanks to Clément Robert for assembling the machinery to make this release happen!</p><p style="box-sizing:border-box;margin-top:0px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-bottom:0px"><br></p><p style="box-sizing:border-box;margin-top:0px;color:rgb(36,41,47);font-family:-apple-system,&quot;system-ui&quot;,&quot;Segoe UI&quot;,Helvetica,Arial,sans-serif,&quot;Apple Color Emoji&quot;,&quot;Segoe UI Emoji&quot;;font-size:16px;margin-bottom:0px">On behalf of the yt-astro development team.</p></div>