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<title>彗星情报站</title>
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      <pubDate>Wed, 30 Apr 2008 20:04:30 GMT</pubDate>
      <lastBuildDate>Wed, 30 Apr 2008 20:04:30 GMT</lastBuildDate>
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        <title>彗星情报站</title>
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<item>
        <title>C/2006 M1 (LINEAR)&amp;C/2006 M2 (Spacewatch)</title>
        <link>http://newcomet.ycool.com/post.1425132.html</link>
        <description><![CDATA[<p><font face="Verdana" color="#ffffff"><strong>近日获得编号的有两颗新彗星，它们分别是6月18日由LINEAR巡天发现的非周期彗星C/2006 M1 (LINEAR)以及19日由Spacewatch发现的、也是非周期彗星的C/2006 M2 (Spacewatch) 。C/2006 M1 (LINEAR)随后由P. Birtwhistle和J. Young 确认。C/2006 M2 (Spacewatch)随后为J. Young所确认。 两颗彗星发现时亮度分别为19.2等和20.7等，对于普通天文爱好者来讲，这两颗彗星都太暗了，很难将它们列为为观测对象，但有条件的爱好者倒可以试一试。C/2006 M1 (LINEAR)是LINEAR发现的第167颗彗星，C/2006 M2 (Spacewatch)则是Spacewatch的第35颗彗星。其中，C/2006 M1 (LINEAR)将于2006年11月17日于4AU处过近日点；C/2006 M2 (Spacewatch) 已于2005年11月20日于5.2AU处过近日点。下面是它们的轨道跟数。</strong></font></p>
<p><font face="Verdana" color="#ffffff"><strong>C/2006 M1 (LINEAR)<br />T 2006 Nov. 17.002 TT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MPC<br />q&nbsp;&nbsp; 4.09039&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (2000.0)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; P&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Q<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Peri.&nbsp; 100.820&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.561059&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.461674<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Node&nbsp;&nbsp; 236.028&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.462859&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.863111<br />e&nbsp;&nbsp; 1.0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Incl.&nbsp;&nbsp; 55.944&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.686276&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.204687<br />From 15 observations 2006 June 18-22.</strong></font></p>
<p><font face="Verdana" color="#ffffff"><strong>C/2006 M2 (Spacewatch)<br />T 2005 Nov. 20.441 TT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MPC<br />q&nbsp;&nbsp; 5.20585&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (2000.0)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; P&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Q<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Peri.&nbsp; 115.255&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.022181&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.973973<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Node&nbsp;&nbsp;&nbsp; 27.083&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.998205&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.009021<br />e&nbsp;&nbsp; 1.0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Incl.&nbsp; 150.300&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.055631&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.226485<br />From 38 observations 2006 June 19-22.<br />值得一提的是，鹿林巡天计划在这个月的20日拍到了C/2006 M2 (Spacewatch) ，拍摄时该彗星仍是NEOCP 天体，尚未被确认。这张图片也证实了Spacewatch的发现。图片在</strong></font><a href="http://csc.lamost.org/yeiht/wordpress/wp-gallery/Lulin%20Sky%20Survey/sw40xas001r0011.PNG"><font face="Verdana" color="#ffffff"><strong>http://csc.lamost.org/yeiht/wordpress/wp-gallery/Lulin%20Sky%20Survey/sw40xas001r0011.PNG</strong></font></a><strong><font color="#ffffff">。<font face="Verdana"><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">
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<lock v:ext="edit" aspectratio="t"></lock><shape id="_x0000_i1025" style="WIDTH: 384.75pt; HEIGHT: 273.75pt" type="#_x0000_t75"></shape><imagedata src="file:///C:\DOCUME~1\user\LOCALS~1\Temp\msohtml1\clip_image001.png" o:title="sw40xas001r0011"></imagedata></span>这是一个相当暗淡又十分弥散的彗星。事情更多详情在这里：</font></font></strong><a href="http://csc.lamost.org/yeiht/wordpress/?p=194"><font face="Verdana" color="#ffffff"><strong>http://csc.lamost.org/yeiht/word<span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f"></shapetype> <stroke joinstyle="miter"></stroke>
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<p><font face="Verdana" color="#ffffff"><strong>关于这两颗新彗星的更多数据：M1：</strong></font><a href="http://cfa-www.harvard.edu/cfa/ps/mpec/K06/K06M26.html"><font face="Verdana" color="#ffffff"><strong>http://cfa-www.harvard.edu/cfa/ps/mpec/K06/K06M26.html</strong></font></a></p>
<p><font face="Verdana" color="#ffffff"><strong>M2：</strong></font><a href="http://cfa-www.harvard.edu/cfa/ps/mpec/K06/K06M27.html"><font face="Verdana" color="#ffffff"><strong>http://cfa-www.harvard.edu/cfa/ps/mpec/K06/K06M27.html</strong></font></a><font face="Verdana" color="#ffffff"><strong>&nbsp;<br />SOHO新闻：<br />Designation&nbsp; Group&nbsp;&nbsp; Discoverer&nbsp;&nbsp;&nbsp;&nbsp; Notes<br />C/2006 J12&nbsp;&nbsp; Kreutz&nbsp; G. Sun<br />C/2006 K6&nbsp;&nbsp;&nbsp; Kreutz&nbsp; R. Matson<br />C/2006 K7&nbsp;&nbsp;&nbsp; Kreutz&nbsp; L. Cane<br />C/2006 K8&nbsp;&nbsp;&nbsp; Kreutz&nbsp; B. Zhou<br />C/2006 K9&nbsp;&nbsp;&nbsp; Kreutz&nbsp; R. Matson<br />C/2006 K10&nbsp;&nbsp; Kreutz&nbsp; W. Xu<br />C/2006 K11&nbsp;&nbsp; Kreutz&nbsp; H. Su<br />C/2006 K12&nbsp;&nbsp; Kreutz&nbsp; H. Su<br />C/2006 K13&nbsp;&nbsp; Kreutz&nbsp; G. Sun<br />C/2006 K14&nbsp;&nbsp; Kreutz&nbsp; R. Matson<br /><br />Editor：W. Xu 2006 Jun 23</strong></font></p>...
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        <pubDate>Fri, 23 Jun 2006 17:06:00 GMT</pubDate>

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        <title>C/2006 L2 (McNaught)</title>
        <link>http://newcomet.ycool.com/post.1411111.html</link>
        <description><![CDATA[<strong><font face="Verdana" color="#ffffff">2006年6月14日，R. H. McNaught 利用赛丁泉巡天发现了一颗13.5等的新彗星！紧接着，NEO Confirmation 的J. E. McGaha以及G. Hug 、D. Tibbets 确认了这一发现，而且，这一颗彗星在10分钟的时间里亮度变化了一个星等！这些迹象表明，这是一颗很活跃的彗星。很快，海耳&mdash;波普彗星的发现者之一&mdash;&mdash;阿兰&middot;海耳（A. Hale） 也目视证实了McNaught的发现，这是一颗很弥散的彗星。这颗新彗星最终被编为C/2006 L2 (McNaught)。这是McNaught的第30颗彗星，同时也是赛丁泉巡天的第24颗彗星。目前的初步观测数据显示，该彗星将于今年11月22日过近日点，届时亮度会达到12等上下，也可能会更亮，毕竟这是一颗活跃的彗星。McNaught最近状态很好，强劲的势头还会持续下去！下面是彗星初步轨道跟数：<br />Orbital elements:<br />&nbsp;&nbsp;&nbsp; C/2006 L2 (McNaught)<br />T 2006 Nov. 22.076 TT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MPC<br />q&nbsp;&nbsp; 1.90990&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (2000.0)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; P&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Q<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Peri.&nbsp;&nbsp; 51.353&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.428753&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.303049<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Node&nbsp;&nbsp; 239.705&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;-0.740001&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.422595<br />e&nbsp;&nbsp; 1.0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Incl.&nbsp;&nbsp; 99.708&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.518238&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.854152<br />From 46 observations 2006 June 14-15.<br /><br />Editor W. Xu&nbsp;&nbsp; 16 June，2006</font></strong>...
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        <pubDate>Fri, 16 Jun 2006 05:06:24 GMT</pubDate>

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        <title>COMET C/2006 L1 (GARRADD)&amp;SOHO认证彗星</title>
        <link>http://newcomet.ycool.com/post.1399580.html</link>
        <description><![CDATA[<font face="Verdana" color="#ffffff"><strong>晚了一些，Gordon J. Garradd 于2006年6月4日上报了他的新发现。根据初步轨道数据，这颗17.5等的彗星将于2006年10月17日1.5 AU处过近日点，北半球的观测者条件较好，亮度可能会到13等。这是Siding Spring 巡天的第23颗彗星。轨道跟数如下：<br />Orbital elements:<br />&nbsp;&nbsp;&nbsp; C/2006 L1 (Garradd)<br />T 2006 Oct. 17.242 TT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MPC<br />q&nbsp;&nbsp; 1.49940&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (2000.0)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; P&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Q<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Peri.&nbsp; 336.615&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.497671&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.639253<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Node&nbsp;&nbsp; 101.716&nbsp;&nbsp;&nbsp;+0.859870&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.274948<br />e&nbsp;&nbsp; 1.0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Incl.&nbsp; 143.222&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.113788&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.718164<br />From 27 observations 2006 June 4-7.<br /><br /><br />SOHO方面，获得认证的彗星如下：<br />&nbsp;&nbsp;&nbsp; 编号&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 族&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 发现者&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 备注<br />C/2006 J4&nbsp;&nbsp;&nbsp; Kreutz&nbsp; K. Battams<br />C/2006 J5&nbsp;&nbsp;&nbsp; Meyer&nbsp;&nbsp;&nbsp;苏华&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </strong></font><a href="http://www.comethunter.de/groups.html"><font face="Verdana" color="#ffffff"><strong>Meyer 族</strong></font></a><strong><font color="#ffffff">的第70颗彗星<br /></font></strong><font face="Verdana" color="#ffffff"><strong><font color="#ffffff">C/2006 J6&nbsp;&nbsp;&nbsp; Kreutz&nbsp; R. Matson, J. Sachs<br />C/2006 J7&nbsp;&nbsp;&nbsp; Kreutz&nbsp; T. Hoffman<br />C/2006 J8&nbsp;&nbsp;&nbsp; Kreutz&nbsp; T. Hoffman<br /></font>C/2006 J9&nbsp;&nbsp;&nbsp; Kreutz&nbsp; 苏华, 陈韬<br />C/2006 J10&nbsp;&nbsp; Kreutz&nbsp; T. Hoffman<br />C/2006 J11&nbsp;&nbsp; Kreutz&nbsp; J. Sachs<br />Editor&mdash;&mdash;&mdash;W. Xu June 10，2006</strong></font>...
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        <pubDate>Fri, 09 Jun 2006 18:06:23 GMT</pubDate>

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        <title>C/2006 HW51 (Siding Spring)</title>
        <link>http://newcomet.ycool.com/post.1393495.html</link>
        <description><![CDATA[<pre><strong><font color="#ffffff"><font face="Verdana" size="2">Siding Spring Survey发现了它的第22颗彗星&mdash;&mdash;C/2006 HW51 (Siding Spring)。其实早在今年4月23日时就已发现，但当时由于没有发现彗星特征，按照了小行星命名方式命名为2006 HW51。<br />但后来A. Fitzsimmons、S. C. Lowry和C.&nbsp;Snodgrass在6月4日及6月5日的、由2.0-m Faulkes Telescope North拍摄的图片发现该目标有彗星特征，因而获得彗星编号 C/2006 HW51 (Siding Spring)。<br />这颗17等的彗星将于2006年9月26日过近日点，届时距日2.3AU。以下是其轨道跟数：<br />
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<pre><br />
<pre><font face="Verdana" color="#ffffff" size="2">C/2006 HW51 (Siding Spring)
T 2006 Sept. 29.4083 TT                                 MPC
q   2.265030             (2000.0)            P               Q
&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;Peri.  359.9812      -0.6673543      +0.5191258
&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;&mdash;Node   228.1499    -0.6831923      -0.7121596
e   1.0                 Incl.   45.7966        -0.2964566      +0.4725856
From 113 observations 2006 Apr. 23-June 5.
</font></pre>
<pre>
<pre><strong><font face="Verdana" color="#ffffff" size="2">另外，有如下几颗SOHO彗星获得编号：<br />编号         族群       发现者         备注<br />C/1998 J5    Kreutz     H. Su
C/1999 X3    -              H. Su
C/2006 H6    Kreutz    H. Su, J. Sachs
C/2006 J1    Kreutz     H. Su
C/2006 J2    Kreutz     T. Hoffman
C/2006 J3    Kreutz     H. Su
C/2006 K5    -              H. Su
Edited by W. Xu 2006 Jun. 6<br /><br /><br /><br /><br /><br /></font></strong></pre>
</pre>
</pre>
</strong></pre>...
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        <pubDate>Tue, 06 Jun 2006 10:06:16 GMT</pubDate>

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        <title>C/2006 K4 (NEAT)</title>
        <link>http://newcomet.ycool.com/post.1376139.html</link>
        <description><![CDATA[<strong><font face="Tahoma" color="#ffffff">C/2006 K4 (NEAT) 的轨道跟数有所变化：<br /></font></strong>
<pre><font color="#ffffff"><strong><font face="Tahoma">C/2006 K4 (NEAT)
T 2007 Nov. 29.286 TT                                   MPC
q   3.19180              (2000.0)            P               Q
Peri.  233.525       +0.003927       -0.553473
Node   116.576       -0.310188       +0.791108
e   1.0                 Incl.  111.369       -0.950667       -0.260413
From 33 observations 2006 May 18-26.
通过观测资料修正后，C/2006 K4 (NEAT)将于2007年11月29日在3.2AU处过近日点。2007年7月底预报亮度有所上升，达到12~13等。C/2006 K4 (NEAT)是NEAT巡天的第52颗彗星，发现时亮度约19.5等。</font></strong>
<strong><font face="Tahoma">Editor W. Xu 2006 May 27</font></strong></font></pre>...
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        <pubDate>Sat, 27 May 2006 05:05:50 GMT</pubDate>

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        <title>73P/Schwassmann-Wachmann</title>
        <link>http://newcomet.ycool.com/post.1374304.html</link>
        <description><![CDATA[<strong><font face="Tahoma"><font color="#ffffff">目前73P/Schwassmann-Wachmann 已渐渐远离地球了，观测条件越来越差&mdash;&mdash;与太阳角距逐日减小。从报告上看，彗星亮度有点让人失望，但我觉得，已经很不错了，如果还想看到百武、海耳波谱那样的彗星，恐怕要等上些时日了。<br />以下是最近的一些观测数据：<br />C核：<br />2006 May 15.86UT:ml=6.5&mdash;&mdash;W. Xu（Guangzhou）<br />2006 May 18.81UT:ml=6.8&mdash;&mdash;W. Xu（Guangzhou）<br />2006 May 19.08UT:m1=6.7&mdash;&mdash;J. J. Gonzalez( Alto del Castro - Aralla, alt. 1720 m, Leon, North Spain )<br />2006 May 19.36UT: m1=6.4&mdash;&mdash;Alexandre Amorim(Florianopolis,Brazil)<br />2006 May 22.03UT: m1=5.8&mdash;&mdash;Piotr Guzik (Krosno,Poland)<br />2006 May 24.87 UT:m1=6.5&mdash;&mdash;Jim Gifford. Bridgetown, Western Australia<br />B核：<br />2006 May.13.35 UT: m1=6.2&mdash;&mdash;Alexandre Amorim(Florianopolis,Brazil)<br />2006 May 15.77UT:ml=5.7&mdash;&mdash;W. Xu（Guangzhou）<br />2006 May 18.85UT:ml=6.5&mdash;&mdash;W. Xu（Guangzhou）<br />2006 May 19.05 UT: m1=5.8&mdash;&mdash;J. J. Gonzalez( Alto del Castro - Aralla, alt. 1720 m, Leon, North Spain )<br />2006 May 22.03UT: m1=6.3&mdash;&mdash;Piotr Guzik (Krosno,Poland)<br />2006 May 24.87 UT:m1=7.3&mdash;&mdash;Jim Gifford. Bridgetown, Western Australia<br />本人共观测了四次。<br /></font><font color="#ffffff">更多信息可到</font></font><a href="http://groups.yahoo.com/group/CometObs/messages"><font face="Tahoma">http://groups.yahoo.com/group/CometObs/messages</font></a><font face="Tahoma" color="#ffffff">或者MPEC上。<br />Editor W. Xu 2006 May 26</font></strong>...
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        <pubDate>Fri, 26 May 2006 05:05:47 GMT</pubDate>

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        <title>C/2006 K3 (McNaught) 和C/2006 K4 (NEAT)</title>
        <link>http://newcomet.ycool.com/post.1374262.html</link>
        <description><![CDATA[<font face="Verdana"><font color="#ffffff"><strong>5月24日</strong>，</font></font><strong><font face="Verdana" color="#ffffff">R. H. McNaught再次利用Siding Spring巡天发现一颗新彗星，得到编号为C/2006 K3 (McNaught)。这是Siding Spring巡天系统的第21颗彗星，也是McNaught的第29颗彗星。<br />以下是其轨道跟数，同好们可以利用它计算出任意时刻的位置：<br /></font>
<pre><font face="Verdana" color="#ffffff">C/2006 K3 (McNaught)
T 2007 Mar. 13.340 TT                                   MPC
q   2.54087              (2000.0)            P               Q
Peri.  327.144       +0.523798       +0.381279
Node    49.694       +0.818564       +0.022217
e   1.0               Incl.   92.714         -0.235772       +0.924193
From 24 observations 2006 May 22-24.
它将于2007年3月13日于约2.5AU处过近日点，目前预报最大亮度是14.2等<br />（</font><a href="http://www.cfa.harvard.edu/iau/Ephemerides/Comets/2006K3.html"><font face="Verdana" color="#ffffff">http://www.cfa.harvard.edu/iau/Ephemerides/Comets/2006K3.html</font></a><font color="#ffffff"><font face="Verdana">），<br />有条件的观测者还是可以较容易地观测到的。<br />另外，NEAT巡天也有收获，发现了一颗非周期性彗星：<br />
</font>
</font>
<pre><font face="Verdana" color="#ffffff">C/2006 K4 (NEAT)
T 2007 Dec. 3.052 TT                                    MPC
q   3.21880              (2000.0)            P               Q
Peri.  233.246       +0.004287       -0.554172
Node   116.524       -0.315137       +0.789236
e   1.0               Incl.  111.517       -0.949037       -0.264577
From 17 observations 2006 May 18-24.
该彗星将于2007年12月3日过近日点，目前亮度是19.0等，到了7月初上升到14等，可能会有些看头，但预报亮度就是<br />预报亮度，很难说，还是密切监视吧！<br />Editor W. Xu 2006 May 26<br /></font></pre>
</pre>
</strong>...
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        <pubDate>Fri, 26 May 2006 05:05:53 GMT</pubDate>

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        <title>C/2006 K1 (McNAUGHT)和P/2006 K2 (McNaught)</title>
        <link>http://newcomet.ycool.com/post.1266627.html</link>
        <description><![CDATA[<p><strong><font color="#ffffff">杰出的彗星猎手R. H. McNaught最近又有收获，他利用Siding Spring巡天系统0.5-m Uppsala Schmidt+ CCD，并分别于5月18日及23日上报了两颗新彗星。McNaught的势头实在强劲!<br />C/2006 K1 (McNaught)轨道跟数如下：<br />Orbital elements:<br />&nbsp;&nbsp;&nbsp; C/2006 K1 (McNaught)<br />T 2007 July 26.669 TT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MPC<br />q&nbsp;&nbsp; 4.35347&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (2000.0)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; P&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Q<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Peri.&nbsp; 298.090&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.641408&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.009352<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Node&nbsp;&nbsp;&nbsp; 71.925&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.545554&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.697481<br />e&nbsp;&nbsp; 1.0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Incl.&nbsp;&nbsp; 53.801&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.539413&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.716542<br />From 39 observations 2006 May 17-23.<br />轨道计算表明，该彗星将于2007年7月26日过近日点，近日距4.35AU左右。<br />P/2006 K2 (McNaught)轨道跟数如下：<br />Orbital elements:<br />&nbsp;&nbsp;&nbsp; P/2006 K2 (McNaught)<br />T 2006 Aug. 3.842 TT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; MPC<br />q&nbsp;&nbsp; 2.02900&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (2000.0)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; P&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Q<br />n&nbsp;&nbsp; 0.121541&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Peri.&nbsp; 256.183&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.012920&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.999588<br />a&nbsp;&nbsp; 4.03634&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Node&nbsp;&nbsp;&nbsp; 13.158&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.868387&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +0.001497<br />e&nbsp;&nbsp; 0.49732&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Incl.&nbsp;&nbsp;&nbsp; 6.468&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.495719&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -0.028675<br />P&nbsp;&nbsp; 8.11<br />该彗星将于2006年8月3日过近日点，近日距2.03AU左右&nbsp;，周期为8.11年。<br />Editor&nbsp;W.&nbsp;Xu&nbsp; 2006.May.24</font></strong></p>...
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        <pubDate>Wed, 24 May 2006 05:05:53 GMT</pubDate>

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      <item>
        <title>P/2006 H1 (McNaught)</title>
        <link>http://newcomet.ycool.com/post.1238575.html</link>
        <description><![CDATA[<strong><font color="#ffffff">近年来最杰出的彗星天文学家R. H. McNaught最近又有斩获。他利用澳大利亚塞丁泉巡天系统拍摄的图片，于2006年4月29日上报了一颗新彗星。约翰山和桌子山天文台的天文学家A. C. Gilmore J. Young 认证了他的发现。初步的轨道计算显示该彗星已经于2006年2月24日，在距离太阳2.2AU处过近日点。轨道周期为6.6年。彗星最终编号为P/2006 H1 (McNaught) 。R. H. McNaught彗星发现数目也追平了19世纪伟大的天文学家彗星猎手，有彗星大王美称Jean-Louis Pons（庞斯）。R. H. McNaught其人不愧为新世纪的彗星大王。<br />Editor Jin Zhao&nbsp; 2006.May.7th&nbsp; 赵晋</font></strong>...
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        <pubDate>Sun, 07 May 2006 07:05:30 GMT</pubDate>

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      <item>
        <title>73P/Schwassmann-Wachmann</title>
        <link>http://newcomet.ycool.com/post.1229310.html</link>
        <description><![CDATA[<strong><font color="#ffffff">目前73P/Schwassmann-Wachmann 的亮度串升非常迅猛，已经接近肉眼可见。73P的可见碎片也已经达到了59块。<br />以下是最近的一些观测数据。<br />C碎片<br />2006 04 27.08&nbsp;UT&nbsp;&nbsp;&nbsp; m1=8.1&nbsp;<br />2006 04 27.09&nbsp;&nbsp; UT &nbsp;m1=7.9&nbsp;<br />2006 04. 27.21 UT&nbsp;&nbsp; m1=8.6<br />2006 04. 27.85 UT&nbsp;&nbsp; m1=7.6<br />2006 04. 29.03 UT&nbsp; m1=7.2<br /><br />B碎片<br />2006 04. 27.24 UT &nbsp;m1=9.4<br />2006 04. 27.87 UT &nbsp;m1=9.0<br />2006 04. 29.04 UT &nbsp;m1=7.2<br />观测者：<br />Alexandre Amorim(Florianopolis,Brazil)<br />Walter R.Robledo (Candonga,Argentina)<br />Vitali Nevski&nbsp; (Vetebsk Amateur Astronomical Observatory)<br />J. J. Gonzalez<br /><br />Editor Jin Zhao&nbsp; 2006.APR.30th 赵晋<br /><br /><br /></font></strong>...
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        <pubDate>Mon, 01 May 2006 02:05:57 GMT</pubDate>

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      <item>
        <title>73P/Schwassmann-Wachmann 3</title>
        <link>http://newcomet.ycool.com/post.1224396.html</link>
        <description><![CDATA[<p><strong><font color="#ffffff">虽然73P目前离地球越来越近，但是人们的期望值已经降至谷底，本该进入黄金亮度的73P现在只有8.1等左右（C碎片）。不少的专业的天文爱好者已经开始怀疑它是否能够达到肉眼可见。<br />事实也的确如此，B碎片分裂以后，目前的亮度只有9等多，完全失去了爆发时的锐气。<br />73P目前唯一的看点就是它大量的碎片了，最近哈勃望远镜对其进行了拍摄，得到了十分不错的图片。</font></strong><a href="http://imgsrc.hubblesite.org/hu/db/2006/18/images/a/formats/web_print.jpg"><strong><font color="#ffffff">http://imgsrc.hubblesite.org/hu/db/2006/18/images/a/formats/web_print.jpg</font></strong></a><br /><br /><strong><font color="#ffffff">目前73P已经落后预报亮度2个星等左右。2006年的最大天象能否真的税现，我们也只能拭目以待了。<br /><br />Editor Jin Zhao&nbsp; 2006.Apr.28th 赵晋</font></strong></p>...
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        <pubDate>Fri, 28 Apr 2006 03:04:31 GMT</pubDate>

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      <item>
        <title>73P-B碎片分裂图解</title>
        <link>http://newcomet.ycool.com/post.1220084.html</link>
        <description><![CDATA[<a href="http://www.astronomy.com.cn/bbs/viewtopic.php?p=471649#471649"><strong><font color="#ffffff">http://www.astronomy.com.cn/bbs/viewtopic.php?p=471649#471649</font></strong></a>...
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        <pubDate>Tue, 25 Apr 2006 09:04:34 GMT</pubDate>

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