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(日, 月)食[Eclipse] [2005-9-3]
iamet 发表在 ¤〖天文〗
| A celestial alignment in which two bodies lie on a line passing through the position of the observer. Eclipses
may also occur involving when the shadow of the closer body occults the farther body. <a href="SolarEclipse.html">Solar eclipses</a> can occur only at <a href="NewMoon.html">new moons</a>, which occur on <a href="JulianDay.html">Julian days</a>
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WIDTH="241" HEIGHT="27" BORDER="0"
SRC="http://scienceworld.wolfram.com/astronomy/eimg29.gif">
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<BR CLEAR="ALL">
<P>
for <i>n</i> an integer representing the synodic month number in the 223 month <a href="SarosCycle.html">Saros cycle</a>. <a href="LunarEclipse.html">Lunar
eclipses</a>, when they occur, are offset half a synodic month.
<P>
<DIV ALIGN="CENTER">
<TABLE CELLPADDING=3 BORDER="1">
<TR><TD ALIGN="RIGHT"><i>n</i></TD> <TD ALIGN="LEFT"><a href="SolarEclipse.html">solar eclipse</a></TD>
<TD ALIGN="LEFT">Type</TD>
<TD ALIGN="RIGHT"><i>n</i></TD> <TD ALIGN="LEFT"><a href="LunarEclipse.html">lunar eclipse</a></TD>
</TR>
<TR><TD ALIGN="RIGHT">0</TD>
<TD ALIGN="LEFT">1993 May 21</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT">0.5</TD>
<TD ALIGN="LEFT">1993 Jun 4, 13:00 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">6</TD>
<TD ALIGN="LEFT">1993 Nov 13</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT">6.5</TD>
<TD ALIGN="LEFT">1993 Nov 29, 6:26 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">12</TD>
<TD ALIGN="LEFT">1994 May 10</TD>
<TD ALIGN="LEFT">Annular</TD>
<TD ALIGN="RIGHT">12.5</TD>
<TD ALIGN="LEFT">1994 May 25, 3:28 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">18</TD>
<TD ALIGN="LEFT">1994 Nov 3</TD>
<TD ALIGN="LEFT">Total</TD>
<TD ALIGN="RIGHT"> </TD>
<TD ALIGN="LEFT"> </TD>
</TR>
<TR><TD ALIGN="RIGHT">24</TD>
<TD ALIGN="LEFT">1995 Apr 29</TD>
<TD ALIGN="LEFT">Annular</TD>
<TD ALIGN="RIGHT">23.5</TD>
<TD ALIGN="LEFT">1995 Apr 15, 12:17 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">30</TD>
<TD ALIGN="LEFT">1995 Oct 24</TD>
<TD ALIGN="LEFT">Total</TD>
<TD ALIGN="RIGHT"> </TD>
<TD ALIGN="LEFT"> </TD>
</TR>
<TR><TD ALIGN="RIGHT">36</TD>
<TD ALIGN="LEFT">1996 Apr 17</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT">35.5</TD>
<TD ALIGN="LEFT">1996 Apr 4, 0:09 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">42</TD>
<TD ALIGN="LEFT">1996 Oct 12</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT">41.5</TD>
<TD ALIGN="LEFT">1996 Sep 27, 2:53 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">47</TD>
<TD ALIGN="LEFT">1997 Mar 9</TD>
<TD ALIGN="LEFT">Total</TD>
<TD ALIGN="RIGHT">47.5</TD>
<TD ALIGN="LEFT">1997 Mar 24, 4:41 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">53</TD>
<TD ALIGN="LEFT">1997 Sep 2</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT">53.5</TD>
<TD ALIGN="LEFT">1997 Sep 16, 18:47 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">59</TD>
<TD ALIGN="LEFT">1998 Feb 26</TD>
<TD ALIGN="LEFT">Total</TD>
<TD ALIGN="RIGHT"> </TD>
<TD ALIGN="LEFT"> </TD>
</TR>
<TR><TD ALIGN="RIGHT">65</TD>
<TD ALIGN="LEFT">1998 Aug 22</TD>
<TD ALIGN="LEFT">Annular</TD>
<TD ALIGN="RIGHT"> </TD>
<TD ALIGN="LEFT"> </TD>
</TR>
<TR><TD ALIGN="RIGHT">71</TD>
<TD ALIGN="LEFT">1999 Feb 16</TD>
<TD ALIGN="LEFT">Annular</TD>
<TD ALIGN="RIGHT"> </TD>
<TD ALIGN="LEFT"> </TD>
</TR>
<TR><TD ALIGN="RIGHT">77</TD>
<TD ALIGN="LEFT">1999 Aug 11</TD>
<TD ALIGN="LEFT">Total</TD>
<TD ALIGN="RIGHT">76.5</TD>
<TD ALIGN="LEFT">1999 Jul 28, 11:36 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">83</TD>
<TD ALIGN="LEFT">2000 Feb 5</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT">82.5</TD>
<TD ALIGN="LEFT">2000 Jan 21, 4:44 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">88</TD>
<TD ALIGN="LEFT">2000 Jul 1</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT">88.5</TD>
<TD ALIGN="LEFT">2000 Jul 16, 14:10 (UT)</TD>
</TR>
<TR><TD ALIGN="RIGHT">89</TD>
<TD ALIGN="LEFT">2000 Jul 31</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT"> </TD>
<TD ALIGN="LEFT"> </TD>
</TR>
<TR><TD ALIGN="RIGHT">94</TD>
<TD ALIGN="LEFT">2000 Dec 25</TD>
<TD ALIGN="LEFT">Partial</TD>
<TD ALIGN="RIGHT"> </TD>
<TD ALIGN="LEFT"> </TD>
</TR>
<TR><TD ALIGN="RIGHT">100</TD>
<TD ALIGN="LEFT">2001 Jun 21</TD>
<TD ALIGN="LEFT">Total</TD>
<TD ALIGN="RIGHT"> </TD>
<TD ALIGN="LEFT"> </TD>
</TR>
</TABLE>
</DIV> |
学好数理化，走遍天下都不怕！ | |
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