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Minor Planet Center

MPEC 2009-Q05 : COMET P/2009 O3 (HILL)

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M.P.E.C. 2009-Q05                                Issued 2009 Aug. 17, 00:09 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 P/2009 O3 (HILL)

Observations:
    PK09O030  C2009 08 15.43613 01 44 35.49 +09 34 23.4          18.3 T EQ005683
    PK09O030  C2009 08 15.44964 01 44 36.05 +09 34 21.8          18.0 T EQ005683
    PK09O030  C2009 08 15.46327 01 44 36.45 +09 34 20.2          18.2 T EQ005683
    PK09O030  C2009 08 16.16154 01 45 01.35 +09 31 27.9          18.1 N EQ005J51
    PK09O030  C2009 08 16.18035 01 45 01.97 +09 31 23.0          18.2 N EQ005J51
    PK09O030  C2009 08 16.19917 01 45 02.59 +09 31 18.2          18.2 N EQ005J51
    PK09O030  C2009 08 16.32638 01 45 07.03 +09 30 46.1          18.6 N EQ005850
    PK09O030  C2009 08 16.34888 01 45 07.73 +09 30 42.5          18.5 N EQ005850
    PK09O030  C2009 08 16.43381 01 45 10.49 +09 30 17.1          19.3 T EQ005683
    PK09O030  C2009 08 16.44732 01 45 10.81 +09 30 17.2          18.4 T EQ005683

Observer details:
683 Goodricke-Pigott Observatory, Tucson.  Observer R. Tucker.  0.35-m
    reflector + CCD.
850 Cordell-Lorenz Observatory, Sewanee.  Observers D. T. Durig, P. Kharel.
    0.30-m f/2.5 Schmidt-Cassegrain + CCD.
J51 Observatorio Atlante, Tenerife.  Observer J. A. Henriquez.  0.2-m f/9
    Cassegrain + CCD.

Orbital elements:
    P/2009 O3 (Hill)
T 2009 May 17.986 TT                                    MPC
q   2.44452              (2000.0)            P               Q
n   0.045600       Peri.  154.293       +0.926209       +0.376574
a   7.75933        Node   183.729       -0.375727       +0.918022
e   0.68496        Incl.   16.189       -0.031084       +0.124207
P  21.6
From 71 observations 2009 July 29-Aug. 16.

Ephemeris:
    P/2009 O3 (Hill)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2009 08 07    01 38.82   +10 02.1    2.050    2.552   108.0    22.2  18.1
2009 08 17    01 45.49   +09 27.9    1.967    2.579   116.2    20.6  18.1
2009 08 27    01 49.89   +08 35.2    1.894    2.609   125.1    18.5  18.1
2009 09 06    01 51.93   +07 25.1    1.834    2.641   134.6    15.8  18.0
2009 09 16    01 51.67   +06 00.2    1.792    2.676   144.7    12.5  18.0
2009 09 26    01 49.38   +04 24.9    1.770    2.713   155.1     8.9  18.1
2009 10 06    01 45.58   +02 46.1    1.774    2.752   165.2     5.3  18.1
2009 10 16    01 40.96   +01 11.1    1.803    2.793   171.3     3.1  18.2
2009 10 26    01 36.30   -00 12.5    1.861    2.836   166.0     4.9  18.4

     Further observations of this comet are very desirable.

Brian G. Marsden             (C) Copyright 2009 MPC           M.P.E.C. 2009-Q05

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MPEC number:

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