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IAU Minor Planet Center

Minor Planet Center

MPEC 2010-L91 : COMETS C/2009 W6, 2009 W7, 2009 W8, 2009 W9, 2009 W10, 2009 W11 (SOHO)

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M.P.E.C. 2010-L91                                Issued 2010 June 15, 21:50 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 W6, 2009 W7, 2009 W8, 2009 W9, 2009 W10, 2009 W11 (SOHO)

Observations:
    CK09W060 2S2009 11 19.06365 15 34 22.3  -21 00 03                   EL091249
    CK09W060 2s2009 11 19.06365 2 -0.00261823 -0.00784975 -0.00279876   EL091249
    CK09W060 2S2009 11 19.07921 15 34 38.5  -20 57 03                   EL091249
    CK09W060 2s2009 11 19.07921 2 -0.00261414 -0.00785153 -0.00279981   EL091249
    CK09W060 2S2009 11 19.08754 15 34 46.3  -20 55 28                   EL091249
    CK09W060 2s2009 11 19.08754 2 -0.00261195 -0.00785249 -0.00280038   EL091249
    CK09W060 2S2009 11 19.10421 15 35 02.2  -20 53 16                   EL091249
    CK09W060 2s2009 11 19.10421 2 -0.00260756 -0.00785440 -0.00280150   EL091249
    CK09W060 2S2009 11 19.13061 15 35 32.2  -20 47 53                   EL091249
    CK09W060 2s2009 11 19.13061 2 -0.00260061 -0.00785743 -0.00280328   EL091249
    CK09W070 3S2009 11 22.67921 15 47 00.1  -22 52 01                   EL091249
    CK09W070 3s2009 11 22.67921 2 -0.00167015 -0.00821060 -0.00302558   EL091249
    CK09W070 3S2009 11 22.69587 15 47 23.6  -22 47 54                   EL091249
    CK09W070 3s2009 11 22.69587 2 -0.00166581 -0.00821202 -0.00302655   EL091249
    CK09W070 3S2009 11 22.84587 15 49 32.4  -22 25 17                   EL091249
    CK09W070 3s2009 11 22.84587 2 -0.00162686 -0.00822466 -0.00303521   EL091249
    CK09W070 3S2009 11 22.86254 15 49 55.2  -22 23 18                   EL091249
    CK09W070 3s2009 11 22.86254 2 -0.00162254 -0.00822605 -0.00303617   EL091249
    CK09W070 3S2009 11 22.88780 15 50 17.9  -22 18 51                   EL091249
    CK09W070 3s2009 11 22.88780 2 -0.00161599 -0.00822816 -0.00303762   EL091249
    CK09W070 3S2009 11 22.90421 15 50 31.3  -22 16 24                   EL091249
    CK09W070 3s2009 11 22.90421 2 -0.00161173 -0.00822953 -0.00303856   EL091249
    CK09W070 3S2009 11 22.92921 15 50 51.1  -22 12 02                   EL091249
    CK09W070 3s2009 11 22.92921 2 -0.00160525 -0.00823160 -0.00304000   EL091249
    CK09W070 3S2009 11 22.97097 15 51 36.3  -22 04 12                   EL091249
    CK09W070 3s2009 11 22.97097 2 -0.00159442 -0.00823507 -0.00304239   EL091249
    CK09W070 2S2009 11 23.02088 15 52 21.4  -21 54 44                   EL091249
    CK09W070 2s2009 11 23.02088 2 -0.00158148 -0.00823919 -0.00304524   EL091249
    CK09W070 2S2009 11 23.03754 15 52 36.9  -21 51 39                   EL091249
    CK09W070 2s2009 11 23.03754 2 -0.00157716 -0.00824056 -0.00304619   EL091249
    CK09W070 2S2009 11 23.06366 15 53 00.8  -21 46 31                   EL091249
    CK09W070 2s2009 11 23.06366 2 -0.00157039 -0.00824270 -0.00304768   EL091249
    CK09W070 2S2009 11 23.07921 15 53 14.9  -21 43 32                   EL091249
    CK09W070 2s2009 11 23.07921 2 -0.00156636 -0.00824397 -0.00304857   EL091249
    CK09W070 2S2009 11 23.08754 15 53 22.7  -21 41 58                   EL091249
    CK09W070 2s2009 11 23.08754 2 -0.00156421 -0.00824465 -0.00304904   EL091249
    CK09W070 2S2009 11 23.10421 15 53 37.9  -21 38 28                   EL091249
    CK09W070 2s2009 11 23.10421 2 -0.00155989 -0.00824602 -0.00304999   EL091249
    CK09W070 2S2009 11 23.13061 15 54 01.6  -21 33 02                   EL091249
    CK09W070 2s2009 11 23.13061 2 -0.00155306 -0.00824817 -0.00305149   EL091249
    CK09W070 2S2009 11 23.14587 15 54 16.1  -21 29 48                   EL091249
    CK09W070 2s2009 11 23.14587 2 -0.00154911 -0.00824941 -0.00305236   EL091249
    CK09W070 2S2009 11 23.16254 15 54 29.4  -21 26 26                   EL091249
    CK09W070 2s2009 11 23.16254 2 -0.00154479 -0.00825077 -0.00305331   EL091249
    CK09W080 3S2009 11 23.59587 15 48 49.0  -21 43 18                   EL091249
    CK09W080 3s2009 11 23.59587 2 -0.00143289 -0.00828522 -0.00307766   EL091249
    CK09W080 3S2009 11 23.61254 15 49 08.1  -21 42 31                   EL091249
    CK09W080 3s2009 11 23.61254 2 -0.00142859 -0.00828652 -0.00307859   EL091249
    CK09W080 3S2009 11 23.63766 15 49 29.2  -21 42 19                   EL091249
    CK09W080 3s2009 11 23.63766 2 -0.00142212 -0.00828847 -0.00307998   EL091249
    CK09W080 3S2009 11 23.65421 15 49 38.9  -21 44 22                   EL091249
    CK09W080 3s2009 11 23.65421 2 -0.00141786 -0.00828975 -0.00308090   EL091249
    CK09W080 2S2009 11 23.66254 15 49 54.8  -21 42 24                   EL091249
    CK09W080 2s2009 11 23.66254 2 -0.00141570 -0.00829040 -0.00308137   EL091249
    CK09W080 3S2009 11 23.67921 15 50 10.7  -21 41 47                   EL091249
    CK09W080 3s2009 11 23.67921 2 -0.00141142 -0.00829169 -0.00308229   EL091249
    CK09W080 2S2009 11 23.68754 15 50 20.9  -21 41 54                   EL091249
    CK09W080 2s2009 11 23.68754 2 -0.00140926 -0.00829233 -0.00308276   EL091249
    CK09W080 2S2009 11 23.70421 15 50 38.8  -21 41 06                   EL091249
    CK09W080 2s2009 11 23.70421 2 -0.00140497 -0.00829362 -0.00308368   EL091249
    CK09W080 2S2009 11 23.71254 15 50 48.3  -21 40 42                   EL091249
    CK09W080 2s2009 11 23.71254 2 -0.00140283 -0.00829426 -0.00308414   EL091249
    CK09W080 2S2009 11 23.72921 15 51 07.5  -21 39 44                   EL091249
    CK09W080 2s2009 11 23.72921 2 -0.00139854 -0.00829554 -0.00308506   EL091249
    CK09W080 2S2009 11 23.74588 15 51 28.2  -21 38 41                   EL091249
    CK09W080 2s2009 11 23.74588 2 -0.00139425 -0.00829682 -0.00308599   EL091249
    CK09W080 2S2009 11 23.75421 15 51 38.2  -21 37 54                   EL091249
    CK09W080 2s2009 11 23.75421 2 -0.00139210 -0.00829746 -0.00308645   EL091249
    CK09W080 2S2009 11 23.77087 15 52 00.7  -21 36 34                   EL091249
    CK09W080 2s2009 11 23.77087 2 -0.00138782 -0.00829874 -0.00308737   EL091249
    CK09W090 2S2009 11 25.18754 16 01 51.1  -22 25 50                   EL091249
    CK09W090 2s2009 11 25.18754 2 -0.00102630 -0.00839974 -0.00316328   EL091249
    CK09W090 2S2009 11 25.20421 16 02 06.3  -22 22 34                   EL091249
    CK09W090 2s2009 11 25.20421 2 -0.00102208 -0.00840084 -0.00316415   EL091249
    CK09W090 2S2009 11 25.21255 16 02 13.0  -22 20 54                   EL091249
    CK09W090 2s2009 11 25.21255 2 -0.00101997 -0.00840140 -0.00316458   EL091249
    CK09W090 2S2009 11 25.22921 16 02 27.3  -22 17 32                   EL091249
    CK09W090 2s2009 11 25.22921 2 -0.00101576 -0.00840249 -0.00316545   EL091249
    CK09W090 2S2009 11 25.24587 16 02 42.8  -22 14 26                   EL091249
    CK09W090 2s2009 11 25.24587 2 -0.00101154 -0.00840359 -0.00316631   EL091249
    CK09W090 2S2009 11 25.25421 16 02 49.0  -22 12 28                   EL091249
    CK09W090 2s2009 11 25.25421 2 -0.00100944 -0.00840414 -0.00316674   EL091249
    CK09W090 2S2009 11 25.27087 16 03 02.8  -22 09 45                   EL091249
    CK09W090 2s2009 11 25.27087 2 -0.00100523 -0.00840523 -0.00316761   EL091249
    CK09W100 2S2009 11 25.77087 16 05 45.9  -22 40 09                   EL091249
    CK09W100 2s2009 11 25.77087 2 -0.00087932 -0.00843717 -0.00319323   EL091249
    CK09W100 2S2009 11 25.78754 16 05 58.8  -22 36 30                   EL091249
    CK09W100 2s2009 11 25.78754 2 -0.00087514 -0.00843820 -0.00319407   EL091249
    CK09W100 2S2009 11 25.81366 16 06 19.5  -22 30 54                   EL091249
    CK09W100 2s2009 11 25.81366 2 -0.00086859 -0.00843982 -0.00319540   EL091249
    CK09W100 2S2009 11 25.82921 16 06 31.3  -22 28 29                   EL091249
    CK09W100 2s2009 11 25.82921 2 -0.00086469 -0.00844078 -0.00319618   EL091249
    CK09W100 2S2009 11 25.83754 16 06 36.9  -22 26 38                   EL091249
    CK09W100 2s2009 11 25.83754 2 -0.00086261 -0.00844130 -0.00319661   EL091249
    CK09W100 2S2009 11 25.85421 16 06 49.6  -22 23 11                   EL091249
    CK09W100 2s2009 11 25.85421 2 -0.00085843 -0.00844232 -0.00319745   EL091249
    CK09W110 2S2009 11 27.60447 16 12 16.9  -22 52 54                   EL091249
    CK09W110 2s2009 11 27.60447 2 -0.00042573 -0.00854018 -0.00328281   EL091249
    CK09W110 2S2009 11 27.63057 16 12 38.5  -22 47 37                   EL091249
    CK09W110 2s2009 11 27.63057 2 -0.00041937 -0.00854149 -0.00328404   EL091249
    CK09W110 2S2009 11 27.64587 16 12 51.4  -22 44 12                   EL091249
    CK09W110 2s2009 11 27.64587 2 -0.00041564 -0.00854226 -0.00328476   EL091249
    CK09W110 2S2009 11 27.66254 16 13 05.0  -22 40 46                   EL091249
    CK09W110 2s2009 11 27.66254 2 -0.00041159 -0.00854310 -0.00328554   EL091249
    CK09W110 2S2009 11 27.67087 16 13 10.8  -22 38 56                   EL091249
    CK09W110 2s2009 11 27.67087 2 -0.00040956 -0.00854351 -0.00328593   EL091249
    CK09W110 2S2009 11 27.68755 16 13 25.6  -22 35 09                   EL091249
    CK09W110 2s2009 11 27.68755 2 -0.00040550 -0.00854435 -0.00328672   EL091249
    CK09W110 2S2009 11 27.70422 16 13 39.5  -22 31 22                   EL091249
    CK09W110 2s2009 11 27.70422 2 -0.00040144 -0.00854518 -0.00328750   EL091249
    CK09W110 2S2009 11 27.71254 16 13 45.4  -22 29 42                   EL091249
    CK09W110 2s2009 11 27.71254 2 -0.00039942 -0.00854559 -0.00328789   EL091249

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

Orbital elements:
Comet            T              q       e       Peri.    Node     Incl.     C
CK09W060   2009 Nov.  19.46   0.0050   1.0      88.94    11.04   143.71     M
CK09W070   2009 Nov.  23.38   0.0049   1.0      76.15   354.83   145.84     M
CK09W080   2009 Nov.  23.78   0.0316   1.0     293.64   255.83    53.36     M
CK09W090   2009 Nov.  25.57   0.0050   1.0      76.11   355.03   146.34     M
CK09W100   2009 Nov.  26.14   0.0066   1.0      52.70   327.86   145.84     M
CK09W110   2009 Nov.  27.99   0.0049   1.0      87.69    10.73   142.36     M

Brian G. Marsden             (C) Copyright 2010 MPC           M.P.E.C. 2010-L91

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