123P/West-Hartley


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Discovered by Richard M. West (European Southern Observatory) and Malcom Hartley (U.K. Schmidt) in May 1989.

The latest IAU telegrams or the latest CBET's. IAUC Astronomical Headlines.

Minor planet center's orbital elements and Ephemeristhe comet on Seiichi Yoshida's Homepage, Gary Kronk's Cometography
Light curves on Cometas Obs,   JPL Small body database 


The comet is passing Nebula SH 2-226 in constellation Auriga
Many Thanks to Seiichi Yoshida for the identification of the Nebula.

123P/West-Hartley  by Bernhard Haeusler, Germany

123P/West-Hartley   by Bernhard Haeusler, 2011-03-08  B/W    

20 x 2 min. exposure, 2011-03-08 UT 20:39 - 21:28,  12" SCT  f-5.65 + CCD ST10XME
16.70 mag, coma: 10", tail: 15" in PA98  


123P/West-Hartley  by Bernhard Haeusler, Germany       123P/West-Hartley  by Bernhard Haeusler, Germany

123P/West-Hartley   by Bernhard Haeusler, 2011-02-08  B/W        12 x 10 min. in reality = 12 x 0.07 seconds in the animation

12 x 10 min. exposure, 2011-02-08 UT 20:56 - 22:59,  12" SCT  f-5.65 + CCD ST10XME
16.73 mag, coma: 9", tail: 23" in PA99  


123P/West-Hartley  by Bernhard Haeusler, Germany      

123P/West-Hartley   by Bernhard Haeusler, 2011-01-30  B/W   

6 x 15 min. exposure, 2011-01-30 UT 21:17 - 22:48,  12" SCT  f-5.65 + CCD ST10XME
16.80 mag, coma: 9", tail: 30" in PA109  


123P/West-Hartley  by Bernhard Haeusler, Germany      

123P/West-Hartley   by Bernhard Haeusler, 2011-01-04  B/W   

11 x 3 min. exposure, 2011-01-04 UT 22:47 - 23:21,  12" SCT  f-5.65 + CCD ST10XME
16.58 mag, coma: 7"  


123P/West-Hartley  by Bernhard Haeusler, Germany      

123P/West-Hartley   by Bernhard Haeusler, 2010-12-29  B/W         

9 x 3 min. exposure, 2010-12-29 UT 00:03 - 00:32,  12" SCT  f-5.65 + CCD ST10XME
16.68 mag, coma: 12", tail: 17" in PA188     


123P/West-Hartley  by Bernhard Haeusler, Germany      

123P/West-Hartley   by Bernhard Haeusler, 2010-12-25  B/W                  

7 x 3 min. exposure, 2010-12-25 UT 23:53 - 00:15,  12" SCT  f-5.65 + CCD ST10XME
16.70 mag, coma: 10", tail: 15" in PA195


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Copyright of all sites and images of this web: Bernhard Haeusler, Rimpar, Germany   MPC code: B82 Maidbronn