• Processing (Info)

    • MPEC 2009-P51 : COMET C/2009 O3 (HILL)

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    M.P.E.C. 2009-P51                                Issued 2009 Aug. 15, 14:38 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.cfa.harvard.edu/iau/mpc.html  ISSN 1523-6714

                            COMET C/2009 O3 (HILL)

Observations:
    CK09O030  C2009 08 02.08680 01 34 46.09 +10 12 07.1          18.3 N EP051473
    CK09O030  C2009 08 02.08958 01 34 46.24 +10 12 06.8          18.3 N EP051473
    CK09O030  C2009 08 02.40282 01 35 02.65 +10 11 37.7          17.3 T EP051H06
    CK09O030  C2009 08 02.40466 01 35 02.69 +10 11 37.6                 EP051H06
    CK09O030  C2009 08 02.40647 01 35 02.83 +10 11 37.9                 EP051H06
    CK09O030  C2009 08 14.73948 01 44 11.61 +09 38 01.2          18.9 T EP051900
    CK09O030  C2009 08 14.74652 01 44 11.76 +09 38 00.4                 EP051900

Observer details:
473 Remanzacco.  Observers L. Donato, M. Gonano, V. Gonano, E. Guido,
    A. Lepardo, G. Sostero.  0.45-m f/4.4 Newtonian reflector + CCD.
900 Moriyama.  Observer Y. Ikari.  0.26-m f/7.0 reflector + CCD.
H06 RAS Observatory, Mayhill.  Observer H. Sato.  0.30-m f/11.9 reflector
    + CCD.

Orbital elements:
    C/2009 O3 (Hill)
T 2009 May 14.376 TT                                    MPC
q   2.50215              (2000.0)            P               Q
z  +0.02009        Peri.  152.378       +0.919139       +0.393284
                   Node   184.641       -0.392862       +0.910891
e   0.94973        Incl.   16.235       -0.029043       +0.124921
From 64 observations 2009 July 29-Aug. 14.

Ephemeris:
    C/2009 O3 (Hill)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2009 08 07    01 38.82   +10 02.2    2.162    2.656   108.0    21.3  18.9
2009 08 17    01 45.52   +09 29.1    2.088    2.693   116.2    19.7  18.9
2009 08 27    01 50.00   +08 38.9    2.024    2.733   125.1    17.6  18.9
2009 09 06    01 52.24   +07 33.1    1.975    2.776   134.5    15.0  18.9
2009 09 16    01 52.33   +06 14.3    1.943    2.822   144.5    11.9  18.9
2009 09 26    01 50.53   +04 47.0    1.932    2.871   154.8     8.5  19.0
2009 10 06    01 47.36   +03 17.1    1.946    2.922   164.8     5.1  19.1
2009 10 16    01 43.43   +01 51.1    1.986    2.976   171.5     2.8  19.2
2009 10 26    01 39.44   +00 35.5    2.055    3.032   167.0     4.2  19.4

     Further observations of this comet are very desirable.

Brian G. Marsden             (C) Copyright 2009 MPC           M.P.E.C. 2009-P51

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