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	<id>https://ancs.eng.buffalo.edu/index.php?action=history&amp;feed=atom&amp;title=Robust_Spacecraft_Attitude_Determination_and_Control</id>
	<title>Robust Spacecraft Attitude Determination and Control - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://ancs.eng.buffalo.edu/index.php?action=history&amp;feed=atom&amp;title=Robust_Spacecraft_Attitude_Determination_and_Control"/>
	<link rel="alternate" type="text/html" href="https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;action=history"/>
	<updated>2026-05-19T20:42:49Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.39.17</generator>
	<entry>
		<id>https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=300&amp;oldid=prev</id>
		<title>Linares2 at 20:57, 12 March 2012</title>
		<link rel="alternate" type="text/html" href="https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=300&amp;oldid=prev"/>
		<updated>2012-03-12T20:57:58Z</updated>

		<summary type="html">&lt;p&gt;&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 20:57, 12 March 2012&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-l7&quot;&gt;Line 7:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 7:&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;br/&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;br/&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;br/&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;br/&gt;&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;*[http://&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;www&lt;/del&gt;.&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;buffalo&lt;/del&gt;.&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;edu/ubreporter/2011_04_21&lt;/del&gt;/&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;exceptional_scholars &lt;/del&gt;Wilkinson Microwave Anisotropy Probe (WMAP)]&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;*[http://&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;map&lt;/ins&gt;.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gsfc&lt;/ins&gt;.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;nasa.gov&lt;/ins&gt;/ Wilkinson Microwave Anisotropy Probe (WMAP)]&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;*[http://sunland.gsfc.nasa.gov/smex/sampex/index.html Solar Anomalous and Magnetospheric Particle Explorer (SAMPEX)]  &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;*[http://sunland.gsfc.nasa.gov/smex/sampex/index.html Solar Anomalous and Magnetospheric Particle Explorer (SAMPEX)]  &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;*[http://trmm.gsfc.nasa.gov/ Tropical Rainfall Measuring Mission (TRMM)]&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;*[http://trmm.gsfc.nasa.gov/ Tropical Rainfall Measuring Mission (TRMM)]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Linares2</name></author>
	</entry>
	<entry>
		<id>https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=299&amp;oldid=prev</id>
		<title>Linares2 at 20:57, 12 March 2012</title>
		<link rel="alternate" type="text/html" href="https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=299&amp;oldid=prev"/>
		<updated>2012-03-12T20:57:10Z</updated>

		<summary type="html">&lt;p&gt;&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 20:57, 12 March 2012&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-l6&quot;&gt;Line 6:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 6:&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;Research is being performed to develop improved spacecraft attitude determination and control algorithms. In particular, robust algorithms are being sought that provide attitude information with a minimal complement of attitude sensors. Also, research is being performed to improve the accuracy of existing hardware sensors through software modifications. Some current and past projects include:&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;Research is being performed to develop improved spacecraft attitude determination and control algorithms. In particular, robust algorithms are being sought that provide attitude information with a minimal complement of attitude sensors. Also, research is being performed to improve the accuracy of existing hardware sensors through software modifications. Some current and past projects include:&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;br/&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;br/&gt;&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;*Wilkinson Microwave Anisotropy Probe (WMAP)  &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; &lt;/div&gt;&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;*Solar Anomalous and Magnetospheric Particle Explorer (SAMPEX)  &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;*&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[http://www.buffalo.edu/ubreporter/2011_04_21/exceptional_scholars &lt;/ins&gt;Wilkinson Microwave Anisotropy Probe (WMAP)&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; 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;*Tropical Rainfall Measuring Mission (TRMM)&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;*&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[http://sunland.gsfc.nasa.gov/smex/sampex/index.html &lt;/ins&gt;Solar Anomalous and Magnetospheric Particle Explorer (SAMPEX)&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; 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;*Geostationary Operational Environmental Satellite (GOES)&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;*&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[http://trmm.gsfc.nasa.gov/ &lt;/ins&gt;Tropical Rainfall Measuring Mission (TRMM)&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 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;[http://www.oso.noaa.gov/goes/ &lt;/ins&gt;Geostationary Operational Environmental Satellite (GOES)&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 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;/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;br/&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;br/&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;This work is sponsored by NASA-Goddard Space Flight Center. Results from research can be obtained from:&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;This work is sponsored by NASA-Goddard Space Flight Center. Results from research can be obtained from:&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Linares2</name></author>
	</entry>
	<entry>
		<id>https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=285&amp;oldid=prev</id>
		<title>Linares2 at 20:08, 11 March 2012</title>
		<link rel="alternate" type="text/html" href="https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=285&amp;oldid=prev"/>
		<updated>2012-03-11T20:08:36Z</updated>

		<summary type="html">&lt;p&gt;&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 20:08, 11 March 2012&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 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:Goes.gif]]&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:trmmsc.gif]]&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:sampex.gif]]&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;&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;&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;Research is being performed to develop improved spacecraft attitude determination and control algorithms. In particular, robust algorithms are being sought that provide attitude information with a minimal complement of attitude sensors. Also, research is being performed to improve the accuracy of existing hardware sensors through software modifications. Some current and past projects include:&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;Research is being performed to develop improved spacecraft attitude determination and control algorithms. In particular, robust algorithms are being sought that provide attitude information with a minimal complement of attitude sensors. Also, research is being performed to improve the accuracy of existing hardware sensors through software modifications. Some current and past projects include:&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;br/&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;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Linares2</name></author>
	</entry>
	<entry>
		<id>https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=218&amp;oldid=prev</id>
		<title>Linares2 at 16:38, 9 March 2012</title>
		<link rel="alternate" type="text/html" href="https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=218&amp;oldid=prev"/>
		<updated>2012-03-09T16:38:27Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&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 16:38, 9 March 2012&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-l7&quot;&gt;Line 7:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 7:&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;br/&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;br/&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;This work is sponsored by NASA-Goddard Space Flight Center. Results from research can be obtained from:&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;This work is sponsored by NASA-Goddard Space Flight Center. Results from research can be obtained from:&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;br/&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;br/&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;[1] Crassidis, J.L., Cheng, Y., and Nebelecky, C.K., “Decentralized Attitude Estimation Using a Quaternion Covariance Intersection Approach,” AAS F. Landis Markley Astronautics Symposium, Cambridge, MD, June-July 2008, AAS Paper #2008-284.&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;[1] Crassidis, J.L., Cheng, Y., and Nebelecky, C.K., “Decentralized Attitude Estimation Using a Quaternion Covariance Intersection Approach,” AAS F. Landis Markley Astronautics Symposium, Cambridge, MD, June-July 2008, AAS Paper #2008-284.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Linares2</name></author>
	</entry>
	<entry>
		<id>https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=217&amp;oldid=prev</id>
		<title>Linares2 at 16:38, 9 March 2012</title>
		<link rel="alternate" type="text/html" href="https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=217&amp;oldid=prev"/>
		<updated>2012-03-09T16:38:13Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;a href=&quot;https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;amp;diff=217&amp;amp;oldid=89&quot;&gt;Show changes&lt;/a&gt;</summary>
		<author><name>Linares2</name></author>
	</entry>
	<entry>
		<id>https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=89&amp;oldid=prev</id>
		<title>Linares2: Created page with &quot;Research is being performed to develop improved spacecraft attitude determination and control algorithms. In particular, robust algorithms are being sought that provide attitu...&quot;</title>
		<link rel="alternate" type="text/html" href="https://ancs.eng.buffalo.edu/index.php?title=Robust_Spacecraft_Attitude_Determination_and_Control&amp;diff=89&amp;oldid=prev"/>
		<updated>2012-02-22T04:33:27Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;Research is being performed to develop improved spacecraft attitude determination and control algorithms. In particular, robust algorithms are being sought that provide attitu...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Research is being performed to develop improved spacecraft attitude determination and control algorithms. In particular, robust algorithms are being sought that provide attitude information with a minimal complement of attitude sensors. Also, research is being performed to improve the accuracy of existing hardware sensors through software modifications. Some current and past projects include:&lt;br /&gt;
 Wilkinson Microwave Anisotropy Probe (WMAP) &lt;br /&gt;
 Solar Anomalous and Magnetospheric Particle Explorer (SAMPEX) &lt;br /&gt;
 Tropical Rainfall Measuring Mission (TRMM)&lt;br /&gt;
 Geostationary Operational Environmental Satellite (GOES)&lt;br /&gt;
This work is sponsored by NASA-Goddard Space Flight Center. Results from research can be obtained from:&lt;br /&gt;
&lt;br /&gt;
Crassidis, J.L., Cheng, Y., and Nebelecky, C.K., “Decentralized Attitude Estimation Using a Quaternion Covariance Intersection Approach,” AAS F. Landis Markley Astronautics Symposium, Cambridge, MD, June-July 2008, AAS Paper #2008-284.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Markley, F.L., Cheng, Y., Crassidis, J.L., and Oshman, Y., “Averaging Quaternions,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 30, No. 4, July-Aug. 2007, pp. 1193-1196.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., Markley, F.L., and Cheng, Y., “A Survey of Nonlinear Attitude Estimation Methods,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 30, No. 1, Jan.-Feb. 2007, pp. 12-28.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Kumar, A., and Crassidis, J.L., “Colored-Noise Kalman Filter for Vibration Mitigation of Position/Attitude Estimation Systems,” AIAA Guidance, Navigation, and Control Conference, Hilton Head, SC, Aug. 2007, AIAA Paper #2007-6516.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Lam, Q., and Crassidis, J.L., “Evaluation of a Multiple Model Adaptive Estimation for Space Vehicle’s Enhanced Navigation Solution,” AIAA Guidance, Navigation, and Control Conference, Hilton Head, SC, Aug. 2007, AIAA Paper #2007-6816.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Cole, C.L., and Crassidis, J.L., “Fast Star Pattern Recognition Using Spherical Triangles,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 29, No. 1, Jan.-Feb. 2006, pp. 64-71.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Cheng, Y., Crassidis, J.L., and Markley, F.L., “Attitude Estimation for Large Field-of-View Sensors,” The Journal of the Astronautical Sciences, Vol. 54, Nos. 3-4, July-Dec. 2006, pp. 433-448.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., Lai, K.-L., and Harman, R.R. “Real-Time Attitude-Independent Three-Axis Magnetometer Calibration,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 28, No. 1, Jan.-Feb. 2005, pp. 115-120.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., and Cole, C.L., “Fast Star Pattern Recognition using Spherical Triangles,” AIAA/AAS Astrodynamics Specialist Conference and Exhibit, Providence, RI, Aug. 2004, AIAA Paper #2004-5389.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Cheng, Y., and Crassidis, J.L., “Particle Filtering for Sequential Spacecraft Attitude Estimation,” AIAA Guidance, Navigation, and Control Conference, Providence, RI, Aug. 2004, AIAA Paper #2004-5337.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., and Markley, F.L., “Unscented Filtering for Spacecraft Attitude Estimation,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 26, No. 4, July-Aug. 2003, pp. 536-542.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., Lai, K.-L., and Harman, R.R., “Real-Time Attitude-Independent Three-Axis Magnetometer Calibration,” Flight Mechanics Symposium, NASA-Goddard Space Flight Center, Greenbelt, MD, Oct. 2003, NASA CP-2003-212246.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Lai, K.-L., Crassidis, J.L., and Harman, R.R., “In-Space Spacecraft Alignment Calibration Using the Unscented Filter,” AIAA Guidance, Navigation, and Control Conference, Austin, TX, Aug. 2003, AIAA Paper #2003-5563.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Singla, P., Crassidis, J.L., and Junkins, J.L., “Spacecraft Angular Rate Estimation Algorithms for Star Tracker-Based Attitude Determination,” 13th AAS/AIAA Space Flight Mechanics Meeting, Ponce, Puerto Rico, Feb. 2003, AAS Paper # 03-191.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Sun, D., and Crassidis, J.L., “Observability Analysis of Six Degree of Freedom State Determination Using Vector Observations,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 25, No. 6, Nov.-Dec. 2002, pp. 1149-1157.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., “Angular Velocity Determination Directly from Star Tracker Measurements,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 25, No. 6, Nov.-Dec. 2002, pp. 1165-1168.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Kim, J.-R., and Crassidis, J.L., “Robust Spacecraft Attitude Control Using Model-Error Control Synthesis,” AIAA Guidance, Navigation, and Control Conference, Monterey, CA, Aug. 2002, AIAA Paper #02-4576.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Singla, P., Griffith, D.T., Crassidis, J.L., and Junkins, J.L., “Attitude Determination and Autonomous On-Orbit Calibration of Star Tracker for GIFTS Mission,” AAS/AIAA Space Flight Mechanics Meeting, San Antonio, TX, Jan. 2002, AAS Paper #02-101.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., Alonso, R., and Junkins, J.L., “Optimal Attitude and Position Determination from Line-of-Sight Measurements,” The Journal of the Astronautical Sciences, Vol. 48, Nos. 2-3, April-Sept. 2000, pp. 391-408.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., Vadali, S.R., and Markley, F.L., “Optimal Variable-Structure Control Tracking of Spacecraft Maneuvers,” AIAA Journal of Guidance, Control and Dynamics, Vol. 23, No. 3, May-June 2000, pp. 564-566.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Yim, J.R., Crassidis, J.L., and Junkins, J.L., “Autonomous Orbit Navigation of Interplanetary Spacecraft,” AIAA Guidance, Navigation, and Control Conference, Denver, CO, Aug. 2000, AIAA Paper #00-3936.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., and Markley, F.L., “Nonlinear Predictive Control of Spacecraft,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 20, No. 6, Nov.-Dec. 1997, pp. 1096-1103.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., and Markley, F.L., “A Minimum Model Error Approach for Attitude Estimation,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 20, No. 6, Nov.-Dec. 1997, pp. 1241-1247.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., and Markley, F.L., “Predictive Filtering for Attitude Estimation Without Rate Sensors,” AIAA Journal of Guidance, Control, and Dynamics, Vol. 20, No. 3, May-June 1997, pp. 522-527.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., and Markley, F.L., “A Predictive Attitude Determination Algorithm,” Proceedings of the Flight Mechanics/Estimation Theory Symposium, NASA-Goddard Space Flight Center, Greenbelt, MD, May 1997, pp. 249-263.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., Markley, F.L., Kyle, A.M., and Blackman, K., “Attitude Determination Designs for the GOES Spacecraft,” Proceedings of the SPIE International Symposium on Optical Science, Engineering, and Instrumentation, Denver, CO, Vol. 2812, Aug. 1996, Paper #74.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., and Markley, F.L., “Attitude Estimation Using Modified Rodrigues Parameters,” Proceedings of the Flight Mechanics/Estimation Theory Symposium, NASA-Goddard Space Flight Center, Greenbelt, MD, May 1996, pp. 71-83.&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
Crassidis, J.L., Andrews, S.F., Markley, F.L., and Ha, K., “Contingency Designs for Attitude Determination of TRMM,” Proceedings of the Flight Mechanics/Estimation Theory Symposium, NASA-Goddard Space Flight Center, Greenbelt, MD, May 1995, pp. 419-433.&lt;/div&gt;</summary>
		<author><name>Linares2</name></author>
	</entry>
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