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IAU Minor Planet Center

Minor Planet Center

MPEC 2010-L42 : COMETS C/2009 S9, 2009 S10, 2009 S11, 2009 S12 (SOHO)

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M.P.E.C. 2010-L42                                Issued 2010 June 8, 18:16 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
       URL http://www.minorplanetcenter.org/iau/mpc.html  ISSN 1523-6714

             COMETS C/2009 S9, 2009 S10, 2009 S11, 2009 S12 (SOHO)

Observations:
    CK09S090 3S2009 09 26.65421 12 02 37.8  -00 25 30                   EL042249
    CK09S090 3s2009 09 26.65421 2 -0.00943170 +0.00347624 +0.00147773   EL042249
    CK09S090 3S2009 09 26.67921 12 03 06.9  -00 19 42                   EL042249
    CK09S090 3s2009 09 26.67921 2 -0.00943191 +0.00347176 +0.00147655   EL042249
    CK09S090 3S2009 09 26.69587 12 03 29.0  -00 16 04                   EL042249
    CK09S090 3s2009 09 26.69587 2 -0.00943205 +0.00346877 +0.00147575   EL042249
    CK09S090 3S2009 09 26.72087 12 03 57.2  -00 11 07                   EL042249
    CK09S090 3s2009 09 26.72087 2 -0.00943226 +0.00346429 +0.00147456   EL042249
    CK09S090 3S2009 09 26.73754 12 04 19.8  -00 08 09                   EL042249
    CK09S090 3s2009 09 26.73754 2 -0.00943240 +0.00346131 +0.00147377   EL042249
    CK09S090 3S2009 09 26.76254 12 04 51.6  -00 03 02                   EL042249
    CK09S090 3s2009 09 26.76254 2 -0.00943260 +0.00345682 +0.00147258   EL042249
    CK09S090 3S2009 09 26.77921 12 05 17.4  -00 01 14                   EL042249
    CK09S090 3s2009 09 26.77921 2 -0.00943274 +0.00345383 +0.00147179   EL042249
    CK09S090 3S2009 09 26.84587 12 06 46.0  +00 11 01                   EL042249
    CK09S090 3s2009 09 26.84587 2 -0.00943328 +0.00344186 +0.00146860   EL042249
    CK09S090 3S2009 09 26.86254 12 07 10.0  +00 13 30                   EL042249
    CK09S090 3s2009 09 26.86254 2 -0.00943341 +0.00343887 +0.00146781   EL042249
    CK09S090 3S2009 09 26.97097 12 09 53.7  +00 29 33                   EL042249
    CK09S090 3s2009 09 26.97097 2 -0.00943426 +0.00341937 +0.00146262   EL042249
    CK09S090 3S2009 09 27.01254 12 10 57.2  +00 33 34                   EL042249
    CK09S090 3s2009 09 27.01254 2 -0.00943458 +0.00341188 +0.00146063   EL042249
    CK09S090 3S2009 09 27.02796 12 11 27.3  +00 34 40                   EL042249
    CK09S090 3s2009 09 27.02796 2 -0.00943470 +0.00340910 +0.00145989   EL042249
    CK09S090 3S2009 09 27.07087 12 12 33.0  +00 38 08                   EL042249
    CK09S090 3s2009 09 27.07087 2 -0.00943502 +0.00340137 +0.00145783   EL042249
    CK09S090 3S2009 09 27.09587 12 13 16.9  +00 40 09                   EL042249
    CK09S090 3s2009 09 27.09587 2 -0.00943521 +0.00339686 +0.00145662   EL042249
    CK09S090 3S2009 09 27.11256 12 13 42.0  +00 40 30                   EL042249
    CK09S090 3s2009 09 27.11256 2 -0.00943533 +0.00339385 +0.00145582   EL042249
    CK09S090 3S2009 09 27.13754 12 14 24.0  +00 40 17                   EL042249
    CK09S090 3s2009 09 27.13754 2 -0.00943551 +0.00338934 +0.00145462   EL042249
    CK09S090 3S2009 09 27.15421 12 14 52.2  +00 40 12                   EL042249
    CK09S090 3s2009 09 27.15421 2 -0.00943564 +0.00338633 +0.00145382   EL042249
    CK09S090 3S2009 09 27.17921 12 15 35.2  +00 40 43                   EL042249
    CK09S090 3s2009 09 27.17921 2 -0.00943582 +0.00338181 +0.00145261   EL042249
    CK09S090 3S2009 09 27.22096 12 16 43.2  +00 40 38                   EL042249
    CK09S090 3s2009 09 27.22096 2 -0.00943612 +0.00337427 +0.00145060   EL042249
    CK09S090 3S2009 09 27.23754 12 17 10.4  +00 40 14                   EL042249
    CK09S090 3s2009 09 27.23754 2 -0.00943623 +0.00337127 +0.00144980   EL042249
    CK09S090 3S2009 09 27.26254 12 17 53.7  +00 39 31                   EL042249
    CK09S090 3s2009 09 27.26254 2 -0.00943641 +0.00336674 +0.00144859   EL042249
    CK09S090 3S2009 09 27.27921 12 18 17.9  +00 38 28                   EL042249
    CK09S090 3s2009 09 27.27921 2 -0.00943653 +0.00336373 +0.00144779   EL042249
    CK09S090 3S2009 09 27.32087 12 19 23.5  +00 35 57                   EL042249
    CK09S090 3s2009 09 27.32087 2 -0.00943681 +0.00335618 +0.00144577   EL042249
    CK09S090 3S2009 09 27.34587 12 20 05.7  +00 34 08                   EL042249
    CK09S090 3s2009 09 27.34587 2 -0.00943698 +0.00335165 +0.00144456   EL042249
    CK09S090 3S2009 09 27.36283 12 20 29.2  +00 32 54                   EL042249
    CK09S090 3s2009 09 27.36283 2 -0.00943710 +0.00334858 +0.00144374   EL042249
    CK09S090 3S2009 09 27.38782 12 21 11.3  +00 30 15                   EL042249
    CK09S090 3s2009 09 27.38782 2 -0.00943727 +0.00334405 +0.00144253   EL042249
    CK09S090 3S2009 09 27.40421 12 21 34.5  +00 29 33                   EL042249
    CK09S090 3s2009 09 27.40421 2 -0.00943738 +0.00334108 +0.00144173   EL042249
    CK09S090 3S2009 09 27.43305 12 22 19.9  +00 25 15                   EL042249
    CK09S090 3s2009 09 27.43305 2 -0.00943757 +0.00333584 +0.00144033   EL042249
    CK09S090 3S2009 09 27.47096 12 23 15.9  +00 21 00                   EL042249
    CK09S090 3s2009 09 27.47096 2 -0.00943782 +0.00332896 +0.00143849   EL042249
    CK09S090 3S2009 09 27.48755 12 23 42.1  +00 19 36                   EL042249
    CK09S090 3s2009 09 27.48755 2 -0.00943792 +0.00332595 +0.00143769   EL042249
    CK09S090 3S2009 09 27.51280 12 24 16.0  +00 16 19                   EL042249
    CK09S090 3s2009 09 27.51280 2 -0.00943809 +0.00332136 +0.00143646   EL042249
    CK09S090 3S2009 09 27.52798 12 24 37.7  +00 13 39                   EL042249
    CK09S090 3s2009 09 27.52798 2 -0.00943818 +0.00331860 +0.00143572   EL042249
    CK09S090 3S2009 09 27.57088 12 25 41.7  +00 07 33                   EL042249
    CK09S090 3s2009 09 27.57088 2 -0.00943845 +0.00331080 +0.00143363   EL042249
    CK09S090 3S2009 09 27.59587 12 26 13.2  +00 04 16                   EL042249
    CK09S090 3s2009 09 27.59587 2 -0.00943861 +0.00330625 +0.00143241   EL042249
    CK09S090 3S2009 09 27.61254 12 26 32.7  +00 02 40                   EL042249
    CK09S090 3s2009 09 27.61254 2 -0.00943871 +0.00330322 +0.00143160   EL042249
    CK09S090 3S2009 09 27.65421 12 27 31.3  -00 04 14                   EL042249
    CK09S090 3s2009 09 27.65421 2 -0.00943897 +0.00329563 +0.00142957   EL042249
    CK09S090 3S2009 09 27.69587 12 28 23.8  -00 11 01                   EL042249
    CK09S090 3s2009 09 27.69587 2 -0.00943922 +0.00328803 +0.00142753   EL042249
    CK09S090 3S2009 09 27.72097 12 28 55.5  -00 15 22                   EL042249
    CK09S090 3s2009 09 27.72097 2 -0.00943937 +0.00328346 +0.00142631   EL042249
    CK09S100 3S2009 09 27.57088 11 52 05.0  -03 11 07                   EL042249
    CK09S100 3s2009 09 27.57088 2 -0.00943845 +0.00331080 +0.00143363   EL042249
    CK09S100 3S2009 09 27.59587 11 52 39.6  -03 10 22                   EL042249
    CK09S100 3s2009 09 27.59587 2 -0.00943861 +0.00330625 +0.00143241   EL042249
    CK09S100 3S2009 09 27.61254 11 53 02.6  -03 10 18                   EL042249
    CK09S100 3s2009 09 27.61254 2 -0.00943871 +0.00330322 +0.00143160   EL042249
    CK09S100 3S2009 09 27.63755 11 53 31.6  -03 09 43                   EL042249
    CK09S100 3s2009 09 27.63755 2 -0.00943887 +0.00329866 +0.00143038   EL042249
    CK09S100 3S2009 09 27.69587 11 54 45.2  -03 07 17                   EL042249
    CK09S100 3s2009 09 27.69587 2 -0.00943922 +0.00328803 +0.00142753   EL042249
    CK09S100 3S2009 09 27.72097 11 55 14.3  -03 06 57                   EL042249
    CK09S100 3s2009 09 27.72097 2 -0.00943937 +0.00328346 +0.00142631   EL042249
    CK09S100 3S2009 09 27.73754 11 55 40.1  -03 06 10                   EL042249
    CK09S100 3s2009 09 27.73754 2 -0.00943947 +0.00328043 +0.00142549   EL042249
    CK09S100 3S2009 09 27.76254 11 56 12.9  -03 05 13                   EL042249
    CK09S100 3s2009 09 27.76254 2 -0.00943961 +0.00327587 +0.00142427   EL042249
    CK09S100 3S2009 09 27.77921 11 56 33.8  -03 04 42                   EL042249
    CK09S100 3s2009 09 27.77921 2 -0.00943971 +0.00327283 +0.00142345   EL042249
    CK09S100 3S2009 09 27.80423 11 57 06.1  -03 04 05                   EL042249
    CK09S100 3s2009 09 27.80423 2 -0.00943985 +0.00326826 +0.00142223   EL042249
    CK09S100 3S2009 09 27.82087 11 57 29.4  -03 03 08                   EL042249
    CK09S100 3s2009 09 27.82087 2 -0.00943995 +0.00326522 +0.00142141   EL042249
    CK09S100 3S2009 09 27.84588 11 58 02.0  -03 02 44                   EL042249
    CK09S100 3s2009 09 27.84588 2 -0.00944009 +0.00326065 +0.00142018   EL042249
    CK09S100 3S2009 09 27.86256 11 58 25.4  -03 01 55                   EL042249
    CK09S100 3s2009 09 27.86256 2 -0.00944018 +0.00325760 +0.00141936   EL042249
    CK09S100 3S2009 09 27.88780 11 58 57.3  -03 01 20                   EL042249
    CK09S100 3s2009 09 27.88780 2 -0.00944032 +0.00325298 +0.00141812   EL042249
    CK09S100 3S2009 09 27.90421 11 59 19.4  -03 00 42                   EL042249
    CK09S100 3s2009 09 27.90421 2 -0.00944041 +0.00324998 +0.00141732   EL042249
    CK09S100 3S2009 09 27.92921 11 59 54.6  -02 59 32                   EL042249
    CK09S100 3s2009 09 27.92921 2 -0.00944055 +0.00324540 +0.00141609   EL042249
    CK09S100 3S2009 09 27.97098 12 00 52.7  -02 58 17                   EL042249
    CK09S100 3s2009 09 27.97098 2 -0.00944077 +0.00323775 +0.00141403   EL042249
    CK09S100 3S2009 09 27.98754 12 01 16.6  -02 57 03                   EL042249
    CK09S100 3s2009 09 27.98754 2 -0.00944086 +0.00323472 +0.00141321   EL042249
    CK09S100 3S2009 09 28.01254 12 01 50.7  -02 56 27                   EL042249
    CK09S100 3s2009 09 28.01254 2 -0.00944099 +0.00323014 +0.00141198   EL042249
    CK09S100 3S2009 09 28.02794 12 02 13.0  -02 55 43                   EL042249
    CK09S100 3s2009 09 28.02794 2 -0.00944107 +0.00322731 +0.00141122   EL042249
    CK09S100 3S2009 09 28.07087 12 03 15.3  -02 54 04                   EL042249
    CK09S100 3s2009 09 28.07087 2 -0.00944129 +0.00321944 +0.00140910   EL042249
    CK09S100 3S2009 09 28.09588 12 03 50.4  -02 53 06                   EL042249
    CK09S100 3s2009 09 28.09588 2 -0.00944142 +0.00321485 +0.00140787   EL042249
    CK09S100 3S2009 09 28.11254 12 04 17.0  -02 52 16                   EL042249
    CK09S100 3s2009 09 28.11254 2 -0.00944150 +0.00321179 +0.00140704   EL042249
    CK09S100 3S2009 09 28.13755 12 04 53.6  -02 51 06                   EL042249
    CK09S100 3s2009 09 28.13755 2 -0.00944162 +0.00320719 +0.00140580   EL042249
    CK09S100 3S2009 09 28.15421 12 05 20.2  -02 50 30                   EL042249
    CK09S100 3s2009 09 28.15421 2 -0.00944170 +0.00320413 +0.00140498   EL042249
    CK09S100 3S2009 09 28.17921 12 05 57.5  -02 49 08                   EL042249
    CK09S100 3s2009 09 28.17921 2 -0.00944183 +0.00319954 +0.00140374   EL042249
    CK09S100 3S2009 09 28.19589 12 06 23.6  -02 48 33                   EL042249
    CK09S100 3s2009 09 28.19589 2 -0.00944191 +0.00319647 +0.00140291   EL042249
    CK09S100 3S2009 09 28.22101 12 07 01.4  -02 47 29                   EL042249
    CK09S100 3s2009 09 28.22101 2 -0.00944203 +0.00319185 +0.00140167   EL042249
    CK09S100 3S2009 09 28.23754 12 07 28.1  -02 46 36                   EL042249
    CK09S100 3s2009 09 28.23754 2 -0.00944210 +0.00318880 +0.00140085   EL042249
    CK09S100 3S2009 09 28.26254 12 08 08.4  -02 45 08                   EL042249
    CK09S100 3s2009 09 28.26254 2 -0.00944222 +0.00318420 +0.00139961   EL042249
    CK09S100 3S2009 09 28.27921 12 08 36.4  -02 44 28                   EL042249
    CK09S100 3s2009 09 28.27921 2 -0.00944230 +0.00318113 +0.00139878   EL042249
    CK09S100 3S2009 09 28.32087 12 09 45.4  -02 42 13                   EL042249
    CK09S100 3s2009 09 28.32087 2 -0.00944249 +0.00317345 +0.00139670   EL042249
    CK09S100 3S2009 09 28.34587 12 10 27.8  -02 41 00                   EL042249
    CK09S100 3s2009 09 28.34587 2 -0.00944260 +0.00316885 +0.00139546   EL042249
    CK09S100 3S2009 09 28.36254 12 10 58.1  -02 39 48                   EL042249
    CK09S100 3s2009 09 28.36254 2 -0.00944267 +0.00316577 +0.00139463   EL042249
    CK09S100 3S2009 09 28.38769 12 11 41.5  -02 37 50                   EL042249
    CK09S100 3s2009 09 28.38769 2 -0.00944278 +0.00316113 +0.00139338   EL042249
    CK09S100 2S2009 09 28.39587 12 11 56.9  -02 38 18                   EL042249
    CK09S100 2s2009 09 28.39587 2 -0.00944282 +0.00315961 +0.00139297   EL042249
    CK09S100 3S2009 09 28.40421 12 12 10.0  -02 37 17                   EL042249
    CK09S100 3s2009 09 28.40421 2 -0.00944285 +0.00315808 +0.00139255   EL042249
    CK09S100 2S2009 09 28.41254 12 12 27.4  -02 37 17                   EL042249
    CK09S100 2s2009 09 28.41254 2 -0.00944289 +0.00315654 +0.00139214   EL042249
    CK09S100 2S2009 09 28.42087 12 12 42.9  -02 36 44                   EL042249
    CK09S100 2s2009 09 28.42087 2 -0.00944292 +0.00315500 +0.00139172   EL042249
    CK09S100 3S2009 09 28.43051 12 12 58.5  -02 35 50                   EL042249
    CK09S100 3s2009 09 28.43051 2 -0.00944296 +0.00315322 +0.00139124   EL042249
    CK09S100 2S2009 09 28.43767 12 13 14.5  -02 35 40                   EL042249
    CK09S100 2s2009 09 28.43767 2 -0.00944299 +0.00315190 +0.00139088   EL042249
    CK09S100 2S2009 09 28.46254 12 14 01.8  -02 33 58                   EL042249
    CK09S100 2s2009 09 28.46254 2 -0.00944310 +0.00314730 +0.00138964   EL042249
    CK09S100 2S2009 09 28.47921 12 14 34.8  -02 32 48                   EL042249
    CK09S100 2s2009 09 28.47921 2 -0.00944317 +0.00314422 +0.00138881   EL042249
    CK09S110 3S2009 09 30.40421 12 14 48.4  -03 48 02                   EL042249
    CK09S110 3s2009 09 30.40421 2 -0.00944685 +0.00278228 +0.00128978   EL042249
    CK09S110 3S2009 09 30.47098 12 16 33.0  -03 42 17                   EL042249
    CK09S110 3s2009 09 30.47098 2 -0.00944683 +0.00276950 +0.00128623   EL042249
    CK09S110 3S2009 09 30.48754 12 16 54.7  -03 43 29                   EL042249
    CK09S110 3s2009 09 30.48754 2 -0.00944682 +0.00276633 +0.00128536   EL042249
    CK09S110 3S2009 09 30.51254 12 17 34.8  -03 41 14                   EL042249
    CK09S110 3s2009 09 30.51254 2 -0.00944681 +0.00276153 +0.00128403   EL042249
    CK09S110 3S2009 09 30.52795 12 18 07.7  -03 39 46                   EL042249
    CK09S110 3s2009 09 30.52795 2 -0.00944680 +0.00275858 +0.00128321   EL042249
    CK09S110 2S2009 09 30.58754 12 19 51.1  -03 36 07                   EL042249
    CK09S110 2s2009 09 30.58754 2 -0.00944676 +0.00274714 +0.00128003   EL042249
    CK09S110 2S2009 09 30.60421 12 20 26.9  -03 35 17                   EL042249
    CK09S110 2s2009 09 30.60421 2 -0.00944675 +0.00274395 +0.00127915   EL042249
    CK09S110 2S2009 09 30.62087 12 20 51.8  -03 33 41                   EL042249
    CK09S110 2s2009 09 30.62087 2 -0.00944674 +0.00274075 +0.00127826   EL042249
    CK09S110 2S2009 09 30.62921 12 21 09.9  -03 33 01                   EL042249
    CK09S110 2s2009 09 30.62921 2 -0.00944673 +0.00273915 +0.00127781   EL042249
    CK09S110 2S2009 09 30.64588 12 21 42.1  -03 32 03                   EL042249
    CK09S110 2s2009 09 30.64588 2 -0.00944672 +0.00273594 +0.00127692   EL042249
    CK09S110 2S2009 09 30.66255 12 22 13.4  -03 30 58                   EL042249
    CK09S110 2s2009 09 30.66255 2 -0.00944670 +0.00273274 +0.00127603   EL042249
    CK09S120 2S2009 09 30.57921 12 20 29.8  -03 32 45                   EL042249
    CK09S120 2s2009 09 30.57921 2 -0.00944677 +0.00274874 +0.00128048   EL042249
    CK09S120 2S2009 09 30.58754 12 20 43.0  -03 32 11                   EL042249
    CK09S120 2s2009 09 30.58754 2 -0.00944676 +0.00274714 +0.00128003   EL042249
    CK09S120 2S2009 09 30.60421 12 21 22.0  -03 31 27                   EL042249
    CK09S120 2s2009 09 30.60421 2 -0.00944675 +0.00274395 +0.00127915   EL042249
    CK09S120 2S2009 09 30.62087 12 21 50.3  -03 29 59                   EL042249
    CK09S120 2s2009 09 30.62087 2 -0.00944674 +0.00274075 +0.00127826   EL042249

Observer details:
249 SOHO.  SOHO-LASCO coronagraphs C3 and C2.  Comet detections by B. Zhou,
    M. Uchina, Z. Xu and J. Ruan, measurements by H. Dennison and  K. Battams,
    reductions by B. G. Marsden.

Orbital elements:
Comet            T              q       e       Peri.    Node     Incl.     C
CK09S090   2009 Sept. 27.09   0.0419   1.0      57.19    73.18    72.43     M
CK09S100   2009 Sept. 28.68   0.0051   1.0      84.73     5.86   144.42     M
CK09S110   2009 Sept. 30.82   0.0054   1.0      46.03   359.88   141.81     M
CK09S120   2009 Sept. 30.84   0.0082   1.0      56.83   355.43   145.37     M

Brian G. Marsden             (C) Copyright 2010 MPC           M.P.E.C. 2010-L42

Read MPEC 2010-L41 Read MPEC 2010-L43


MPEC number:

Enter an MPEC number in one of the following forms:

  • 1997-B01 (the full form)
  • J97B01 (the packed version of the full form)
  • B01 (the abbreviated form)

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