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	<id>https://patrius.cnes.fr/index.php?action=history&amp;feed=atom&amp;title=Tutorials_4.0_Dates</id>
	<title>Tutorials 4.0 Dates - Historique des versions</title>
	<link rel="self" type="application/atom+xml" href="https://patrius.cnes.fr/index.php?action=history&amp;feed=atom&amp;title=Tutorials_4.0_Dates"/>
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	<updated>2026-04-04T13:31:46Z</updated>
	<subtitle>Historique des versions pour cette page sur le wiki</subtitle>
	<generator>MediaWiki 1.43.6</generator>
	<entry>
		<id>https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=1553&amp;oldid=prev</id>
		<title>Admin : Admin a déplacé la page Tutorials 4.0 : Dates vers Tutorials 4.0 Dates sans laisser de redirection</title>
		<link rel="alternate" type="text/html" href="https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=1553&amp;oldid=prev"/>
		<updated>2018-03-27T14:00:53Z</updated>

		<summary type="html">&lt;p&gt;Admin a déplacé la page &lt;a href=&quot;/index.php?title=Tutorials_4.0_:_Dates&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Tutorials 4.0 : Dates (page inexistante)&quot;&gt;Tutorials 4.0 : Dates&lt;/a&gt; vers &lt;a href=&quot;/index.php/Tutorials_4.0_Dates&quot; title=&quot;Tutorials 4.0 Dates&quot;&gt;Tutorials 4.0 Dates&lt;/a&gt; sans laisser de redirection&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 27 mars 2018 à 14:00&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;fr&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(Aucune différence)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=1552&amp;oldid=prev</id>
		<title>Admin : Admin a déplacé la page DatesTutorials vers Tutorials 4.0 : Dates sans laisser de redirection</title>
		<link rel="alternate" type="text/html" href="https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=1552&amp;oldid=prev"/>
		<updated>2018-03-27T14:00:36Z</updated>

		<summary type="html">&lt;p&gt;Admin a déplacé la page &lt;a href=&quot;/index.php?title=DatesTutorials&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;DatesTutorials (page inexistante)&quot;&gt;DatesTutorials&lt;/a&gt; vers &lt;a href=&quot;/index.php?title=Tutorials_4.0_:_Dates&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Tutorials 4.0 : Dates (page inexistante)&quot;&gt;Tutorials 4.0 : Dates&lt;/a&gt; sans laisser de redirection&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;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 27 mars 2018 à 14:00&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;4&quot; class=&quot;diff-notice&quot; lang=&quot;fr&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(Aucune différence)&lt;/div&gt;
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&lt;!-- diff cache key w3?hpatrius?hprod:diff:1.41:old-1495:rev-1552 --&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=1495&amp;oldid=prev</id>
		<title>Admin le 14 mars 2018 à 12:45</title>
		<link rel="alternate" type="text/html" href="https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=1495&amp;oldid=prev"/>
		<updated>2018-03-14T12:45:46Z</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;
				&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;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 14 mars 2018 à 12:45&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-l9&quot;&gt;Ligne 9 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 9 :&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;&amp;#039;&amp;#039;&amp;#039;Code example:&amp;#039;&amp;#039;&amp;#039; [[CreateDates|create dates]]&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;&amp;#039;&amp;#039;&amp;#039;Code example:&amp;#039;&amp;#039;&amp;#039; [[CreateDates|create dates]]&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;[[Category:&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Tutorials_4_0&lt;/del&gt;]]&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;[[Category:&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Tutorials 4.0&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=1494&amp;oldid=prev</id>
		<title>Admin le 14 mars 2018 à 12:45</title>
		<link rel="alternate" type="text/html" href="https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=1494&amp;oldid=prev"/>
		<updated>2018-03-14T12:45:32Z</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;
				&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;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 14 mars 2018 à 12:45&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-l9&quot;&gt;Ligne 9 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 9 :&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;&amp;#039;&amp;#039;&amp;#039;Code example:&amp;#039;&amp;#039;&amp;#039; [[CreateDates|create dates]]&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;&amp;#039;&amp;#039;&amp;#039;Code example:&amp;#039;&amp;#039;&amp;#039; [[CreateDates|create dates]]&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;[[Category:&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Tutorials&lt;/del&gt;]]&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;[[Category:&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Tutorials_4_0&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=62&amp;oldid=prev</id>
		<title>Admin le 15 février 2018 à 12:44</title>
		<link rel="alternate" type="text/html" href="https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=62&amp;oldid=prev"/>
		<updated>2018-02-15T12:44:31Z</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;
				&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;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;fr&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Version précédente&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Version du 15 février 2018 à 12:44&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-l8&quot;&gt;Ligne 8 :&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Ligne 8 :&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;&amp;#039;&amp;#039;&amp;#039;Code example:&amp;#039;&amp;#039;&amp;#039; [[CreateDates|create dates]]&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;&amp;#039;&amp;#039;&amp;#039;Code example:&amp;#039;&amp;#039;&amp;#039; [[CreateDates|create dates]]&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;[[Category:Tutorials]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
	<entry>
		<id>https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=12&amp;oldid=prev</id>
		<title>Admin : Page créée avec « == What is a date ? ==  A date is an instance of [{{PathCurrentJavaDoc}}/fr/cnes/sirius/patrius/time/AbsoluteDate.html AbsoluteDate]. Two important things are necessary to... »</title>
		<link rel="alternate" type="text/html" href="https://patrius.cnes.fr/index.php?title=Tutorials_4.0_Dates&amp;diff=12&amp;oldid=prev"/>
		<updated>2018-02-13T10:04:12Z</updated>

		<summary type="html">&lt;p&gt;Page créée avec « == What is a date ? ==  A date is an instance of [{{PathCurrentJavaDoc}}/fr/cnes/sirius/patrius/time/AbsoluteDate.html AbsoluteDate]. Two important things are necessary to... »&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Nouvelle page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;== What is a date ? ==&lt;br /&gt;
&lt;br /&gt;
A date is an instance of [{{PathCurrentJavaDoc}}/fr/cnes/sirius/patrius/time/AbsoluteDate.html AbsoluteDate]. Two important things are necessary to know:&lt;br /&gt;
* It is an immutable object, meaning, once it is created, it is no more possible to change it. If you want, for example to shift it, you will have to create a new date, eventually starting from the initial one using the &amp;lt;font color=#4169E1&amp;gt;shiftedBy()&amp;lt;/font&amp;gt; method;&lt;br /&gt;
* It is allways &amp;quot;stored&amp;quot; in the &amp;lt;font color=#FF8C00 title=&amp;quot;Temps Atomique International&amp;gt;TAI&amp;lt;/font&amp;gt; time scale (but may be built and/or expressed in other formats). Time scales are available with a factory ([{{PathCurrentJavaDoc}}/fr/cnes/sirius/patrius/time/TimeScalesFactory.html TimeScalesFactory].getXXX()). But, be careful that it is mandatory to use a &amp;lt;font color=#556B2F&amp;gt;&amp;#039;&amp;#039;&amp;#039;PATRIUS&amp;#039;&amp;#039;&amp;#039;&amp;lt;/font&amp;gt; data set as &amp;lt;font color=#FF8C00 title=&amp;quot;Coordinated universal time&amp;gt;UTC&amp;lt;/font&amp;gt;/&amp;lt;font color=#FF8C00 title=&amp;quot;Temps Atomique International&amp;gt;TAI&amp;lt;/font&amp;gt; shifts are stored in it !&lt;br /&gt;
&lt;br /&gt;
Some basic operations may be executed as, for example, comparizon (&amp;lt;font color=#4169E1&amp;gt;compareTo()&amp;lt;/font&amp;gt;), computing a duration (&amp;lt;font color=#4169E1&amp;gt;durationFrom()&amp;lt;/font&amp;gt;), adding an offset (&amp;lt;font color=#4169E1&amp;gt;shiftedBy()&amp;lt;/font&amp;gt;) ...&lt;br /&gt;
&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;Code example:&amp;#039;&amp;#039;&amp;#039; [[CreateDates|create dates]]&lt;/div&gt;</summary>
		<author><name>Admin</name></author>
	</entry>
</feed>