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Comet Orbit Home Page
<HTML> <HEAD> <TITLE>Comet Orbit Home Page</TITLE> </HEAD> <link rel=stylesheet type=text/css href=mystyle.css> <BODY> <LINK REL="stylesheet" TYPE="text/css" HREF="mystyle.css"> <H1><P ALIGN="CENTER">Comet Orbit Home Page</P></H1> <P ALIGN="LEFT">This HP is link free. If you have any problems and/or requests, please send e-mail to <A HREF="MAILTO:abeike55@yahoo.co.jp">Kazuo Kinoshita(amateur astronomer in Japan)</A>.<BR> This research has made use of data and/or services provided by the International Astronomical Union's Minor Planet Center.<a href="http://www.minorplanetcenter.net" target="_blank">www.minorplanetcenter.net</a><br><br> <H3>Last update 2020 Feb. 12</H3> <H3>News</H3> <UL> <LI><A HREF="k18obsl.htm">list of discoveried and recoveried comets in 2018.</A> (Updated 2019 Feb. 4)<BR> <LI><A HREF="k19obsl.htm">list of discoveried and recoveried comets in 2019.</A> (Updated 2019 Dec. 24)<BR> <LI><A HREF="k20obsl.htm">list of discoveried and recoveried comets in 2020.</A> (Updated 2020 Feb. 12)<BR> <BR> <LI><A HREF="rank/index.html">Observations ranking table.</A> (last updated 2020 Feb. 1)<BR> <BR> <LI><A HREF="mydoc.html">My elements format</A> <BR> <LI><A HREF="astrocalc/index.html">Astro calc. program(last update 2019 Apr. 20, Sorry Japanease Only)</A> </UL> <H3>Observable list[brighter than 20.0](last updated Jan. 18)</H3> <UL> <I>Epoch 2020 Feb. 1, Please use these orbits for the observation.</I><BR> <LI>Daily ephemeris of comets (2020 Jan. 12 - Feb. 12)<BR> <A HREF="ephmag.html">in order of brightness</A>, <A HREF="ephra.html">in order of R.A.</A>, <A HREF="ephobs.html">in order of Last Obs.</A><BR> <BR> <LI>Comets orbital elements list (Include unusual Minor Planets)<BR> <A HREF="obs/orgels.txt">Original form</A> : <A HREF="obs/mpcf.txt">MPC format</A><BR> <A HREF="obs/astels.txt">ASTROMETRICA form</A> , ASTROMETRICA is shareware by <A HREF="http://www.astrometrica.at/">Herbert Raab</A><BR> <A HREF="obs/gidels.txt">GUIDE form</A> , GUIDE is product of <A HREF="http://www.projectpluto.com/">Project Pluto</A><BR> <A HREF="obs/skyels.txt">THE SKY form</A> , THE SKY is product of <A HREF="http://www.bisque.com/">Bisque</A>,<BR> <A HREF="obs/stlcmt.elu">STELLANAVIGATOR 5,6,7 form</A> , STELLANAVIGATOR is product of <A HREF="http://www.astroarts.com/">AstroArts Inc.</A>.<BR> <BR> </UL> <H3>Year of perihelion passage [not include SOLWIND,SMM,SOHO] (last updated 2019 Oct. 3[2018 - 2020]</H3> <UL> <A HREF="year/r1900.htm">(1900-1909)</A> <A HREF="year/r1910.htm">(1910-1919)</A> <A HREF="year/r1920.htm">(1920-1929)</A> <A HREF="year/r1930.htm">(1930-1939)</A> <A HREF="year/r1940.htm">(1940-1949)</A> <BR> <A HREF="year/r1950.htm">(1950-1959)</A> <A HREF="year/r1960.htm">(1960-1969)</A> <A HREF="year/r1970.htm">(1970-1979)</A> <A HREF="year/r1980.htm">(1980-1989)</A> <A HREF="year/r1990.htm">(1990-1999)</A> <BR> <A HREF="year/r2000.htm">2000</A> <A HREF="year/r2001.htm">2001</A> <A HREF="year/r2002.htm">2002</A> <A HREF="year/r2003.htm">2003</A> <A HREF="year/r2004.htm">2004</A> <A HREF="year/r2005.htm">2005</A> <A HREF="year/r2006.htm">2006</A> <A HREF="year/r2007.htm">2007</A> <A HREF="year/r2008.htm">2008</A> <A HREF="year/r2009.htm">2009</A> <BR> <A HREF="year/r2010.htm">2010</A> <A HREF="year/r2011.htm">2011</A> <A HREF="year/r2012.htm">2012</A> <A HREF="year/r2013.htm">2013</A> <A HREF="year/r2014.htm">2014</A> <A HREF="year/r2015.htm">2015</A> <A HREF="year/r2016.htm">2016</A> <A HREF="year/r2017.htm">2017</A> <A HREF="year/r2018.htm">2018</A> <A HREF="year/r2019.htm">2019</A> <BR> <A HREF="year/r2020.htm">2020</A> <A HREF="year/r2021.htm">2021</A> <A HREF="year/r2022.htm">2022</A> <A HREF="year/r2023.htm">2023</A> <A HREF="year/r2024.htm">2024</A> <A HREF="year/r2025.htm">2025</A> <A HREF="year/r2026.htm">2026</A> <A HREF="year/r2027.htm">2027</A> <A HREF="year/r2028.htm">2028</A> <A HREF="year/r2029.htm">2029</A> </UL> <H3>Orbit detail</H3> <UL> <I>When the comet approaches the planet by the following conditions, I picked up the planet name, the distance, and time.<BR> The Earth is less than 0.5AU, The Jupiter and Saturn are less than 1AU, The Uranus and Neptune are less than 0.5AU, Other planets are less than 0.05AU.</I><BR> <BR> <A HREF="pnum.htm">Numbered periodic comets</A> (Updated 2019 Nov. 20)<BR> <A HREF="punnum.htm">Unnumbered periodic comets</A> (Updated 2019 Dec. 26)<BR> <A HREF="nonp.htm">Non periodic comets</A> (Updated 2020 Feb. 12)<BR> </UL> <!-- [FC2 Analyzer] http://analyzer.fc2.com/ --> <script language="javascript" src="http://analyzer54.fc2.com/ana/processor.php?uid=2722810" type="text/javascript"></script> <noscript><div align="right"><img src="http://analyzer54.fc2.com/ana/icon.php?uid=2722810&ref=&href=&wid=0&hei=0&col=0" /></div></noscript> <!-- [FC2 Analyzer] --> <script><!-- var fc2footerparam = 'charset=' + encodeURIComponent(document.charset ? 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