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	<id>http://wikis.swarthmore.edu/telescope/index.php?action=history&amp;feed=atom&amp;title=Slit_Width_and_Resolution</id>
	<title>Slit Width and Resolution - Revision history</title>
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	<updated>2026-11-07T22:00:25Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.44.3</generator>
	<entry>
		<id>http://wikis.swarthmore.edu/telescope/index.php?title=Slit_Width_and_Resolution&amp;diff=245&amp;oldid=prev</id>
		<title>Ejensen1: Just added some carriage returns so captions would be next to images - EJ</title>
		<link rel="alternate" type="text/html" href="http://wikis.swarthmore.edu/telescope/index.php?title=Slit_Width_and_Resolution&amp;diff=245&amp;oldid=prev"/>
		<updated>2010-05-07T14:40:15Z</updated>

		<summary type="html">&lt;p&gt;Just added some carriage returns so captions would be next to images - EJ&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 14:40, 7 May 2010&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The spectrograph came with a slit with a spacing of 25 micrometers. We recently put in a new slit with a spacing of 35 micrometers. A wider slit means an increase in flux but a decrease in resolution. The following images are spectra of Gam Cas, the first one with the original slit and the second one with the wider slit. You can see the slight decrease in the resolution because the lines in the second image are wider. The average difference in the equivalent widths is 0.01 angstroms&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The spectrograph came with a slit with a spacing of 25 micrometers. We recently put in a new slit with a spacing of 35 micrometers. A wider slit means an increase in flux but a decrease in resolution. The following images are spectra of Gam Cas, the first one with the original slit and the second one with the wider slit. You can see the slight decrease in the resolution because the lines in the second image are wider. The average difference in the equivalent widths is 0.01 angstroms&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[File:Gamcas_old_6515.png]] Original Slit&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[File:Gamcas_old_6515.png]] Original Slit&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[File:Gamcas_new_6515.png]] Wider Slit&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[File:Gamcas_new_6515.png]] Wider Slit&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Ejensen1</name></author>
	</entry>
	<entry>
		<id>http://wikis.swarthmore.edu/telescope/index.php?title=Slit_Width_and_Resolution&amp;diff=243&amp;oldid=prev</id>
		<title>Cderoo1: slit width and resolution</title>
		<link rel="alternate" type="text/html" href="http://wikis.swarthmore.edu/telescope/index.php?title=Slit_Width_and_Resolution&amp;diff=243&amp;oldid=prev"/>
		<updated>2009-08-05T19:54:18Z</updated>

		<summary type="html">&lt;p&gt;slit width and resolution&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 19:54, 5 August 2009&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The spectrograph came with a slit with a spacing of 25 micrometers. We recently put in a new slit with a spacing of 35 micrometers. A wider slit means an increase in flux but a decrease in resolution.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;The spectrograph came with a slit with a spacing of 25 micrometers. We recently put in a new slit with a spacing of 35 micrometers. A wider slit means an increase in flux but a decrease in resolution. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;The following images are spectra of Gam Cas, the first one with the original slit and the second one with the wider slit. You can see the slight decrease in the resolution because the lines in the second image are wider. The average difference in the equivalent widths is 0.01 angstroms&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[File:Gamcas_old_6515.png]] Original Slit&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[File:Gamcas_new_6515.png]] Wider Slit&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Cderoo1</name></author>
	</entry>
	<entry>
		<id>http://wikis.swarthmore.edu/telescope/index.php?title=Slit_Width_and_Resolution&amp;diff=240&amp;oldid=prev</id>
		<title>Cderoo1: Created page with &#039;The spectrograph came with a slit with a spacing of 25 micrometers. We recently put in a new slit with a spacing of 35 micrometers. A wider slit means an increase in flux but a d...&#039;</title>
		<link rel="alternate" type="text/html" href="http://wikis.swarthmore.edu/telescope/index.php?title=Slit_Width_and_Resolution&amp;diff=240&amp;oldid=prev"/>
		<updated>2009-08-05T19:45:53Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;#039;The spectrograph came with a slit with a spacing of 25 micrometers. We recently put in a new slit with a spacing of 35 micrometers. A wider slit means an increase in flux but a d...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;The spectrograph came with a slit with a spacing of 25 micrometers. We recently put in a new slit with a spacing of 35 micrometers. A wider slit means an increase in flux but a decrease in resolution.&lt;/div&gt;</summary>
		<author><name>Cderoo1</name></author>
	</entry>
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