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Minor Planet Center

MPEC 2010-A50 : COMET P/2010 A1 (HILL)

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M.P.E.C. 2010-A50                                Issued 2010 Jan. 10, 16:25 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/2010 A1 (HILL)

Observations:
    PK10A010  C2010 01 07.59861 09 10 39.88 +33 16 00.2          18.8 N EA050372
    PK10A010  C2010 01 07.60568 09 10 39.54 +33 16 02.2          18.1 N EA050372
    PK10A010  C2010 01 08.77730 09 09 48.43 +33 23 36.9          17.9 T EA050349
    PK10A010  C2010 01 08.78902 09 09 47.90 +33 23 41.3                 EA050349
    PK10A010  C2010 01 09.04817 09 09 36.80 +33 25 18.9          19.0 N EA050J01
    PK10A010  C2010 01 09.06485 09 09 35.96 +33 25 25.3          18.5 N EA050J01
    PK10A010  C2010 01 10.32291 09 08 38.95 +33 33 20.2                 EA050H06
    PK10A010  C2010 01 10.32841 09 08 38.66 +33 33 22.4          18.1 T EA050H06

Observer details:
349 Ageo.  Observer K. Kadota.  0.25-m f/5.0 reflector + CCD.
372 Geisei.  Observers T. Seki, K. Muraoka, S. Shimomoto.  0.70-m f/7
    reflector + CCD.
H06 RAS Observatory, Mayhill.  Observer H. Sato.  0.25-m f/3.4 reflector + CCD.
J01 Observatorio Cielo Profundo, Oviedo.  Observer J. Gonzalez.  0.20-m f/7
    Schmidt-Cassegrain + CCD.

Orbital elements:
    P/2010 A1 (Hill)
T 2009 Aug.  9.353 TT                                   MPC
q   1.94218              (2000.0)            P               Q
n   0.109426       Peri.   13.869       +0.488388       -0.862812
a   4.32903        Node    47.080       +0.782667       +0.366979
e   0.55136        Incl.   10.265       +0.385888       +0.347679
P   9.01
From 33 observations 2010 Jan. 6-10.

Ephemeris:
    P/2010 A1 (Hill)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2010 01 04    09 13.02   +32 52.0    1.446    2.343   148.7    12.6  17.5
2010 01 14    09 05.66   +33 55.2    1.451    2.390   157.6     9.0  17.6
2010 01 24    08 56.53   +34 42.8    1.480    2.439   163.0     6.8  17.7
2010 02 03    08 47.10   +35 08.6    1.536    2.489   161.1     7.4  17.9
2010 02 13    08 38.78   +35 10.8    1.617    2.540   153.6     9.9  18.1
2010 02 23    08 32.68   +34 51.6    1.722    2.592   144.5    12.8  18.3
2010 03 05    08 29.37   +34 15.2    1.848    2.644   135.1    15.4  18.6
2010 03 15    08 28.94   +33 26.5    1.991    2.697   125.9    17.4  18.8
2010 03 25    08 31.23   +32 29.1    2.148    2.751   117.2    18.8  19.1

Brian G. Marsden             (C) Copyright 2010 MPC           M.P.E.C. 2010-A50

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