• MPC Preparation (Info)

  • MPEC 2007-T39 : COMET P/2007 R2 (GIBBS)

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    M.P.E.C. 2007-T39                                Issued 2007 Oct.  9, 15:14 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/2007 R2 (GIBBS)
    
    Observations:
        PK07R020  C2007 09 21.38843 03 22 20.70 +19 07 58.1          19.2 N ET039850
        PK07R020  C2007 09 21.40707 03 22 21.90 +19 08 05.9          19.6 N ET039850
        PK07R020  C2007 10 06.03654 03 34 18.62 +20 27 21.5          18.5 N ET039213
        PK07R020  C2007 10 06.05842 03 34 19.02 +20 27 26.8          18.5 N ET039213
        PK07R020  C2007 10 06.07848 03 34 19.53 +20 27 32.2          18.5 N ET039213
        PK07R020  C2007 10 07.39054 03 34 50.83 +20 32 37.7                 ET039691
        PK07R020  C2007 10 07.40819 03 34 51.15 +20 32 42.0                 ET039691
        PK07R020  C2007 10 07.42583 03 34 51.47 +20 32 45.9                 ET039691
    
    Observer details:
    213 Observatorio Montcabre.  Observer R. Naves.  Measurer M. Campas.  0.30-m
        f/10 Schmidt-Cassegrain + CCD.
    691 Steward Observatory, Kitt Peak.  Observer T. H. Bressi.  0.9-m f/3
        reflector + CCD.
    850 Cordell-Lorenz Observatory, Sewanee.  Observer D. T. Durig.  0.35-m f/8.2
        Ritchey-Chretien + CCD.
    
    Orbital elements:
        P/2007 R2 (Gibbs)
    T 2007 Aug. 26.724 TT                                   MPC
    q   1.46535              (2000.0)            P               Q
    n   0.155831       Peri.  353.086       +0.999450       -0.032936
    a   3.42006        Node     8.804       +0.031493       +0.906830
    e   0.57154        Incl.    1.433       +0.010374       +0.420208
    P   6.32
    From 93 observations 2007 Sept. 10-Oct. 7.
    
    Ephemeris:
        P/2007 R2 (Gibbs)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2007 10 07    03 34.70   +20 31.2    0.639    1.530   136.9    26.5  17.9
    2007 10 17    03 36.00   +20 59.8    0.633    1.564   146.4    20.7  17.9
    2007 10 27    03 32.83   +21 10.3    0.640    1.603   157.0    14.0  18.1
    2007 11 06    03 26.70   +21 05.3    0.664    1.647   168.3     7.0  18.3
    2007 11 16    03 19.64   +20 50.0    0.707    1.695   177.6     1.4  18.5
    2007 11 26    03 13.71   +20 31.7    0.770    1.748   168.1     6.7  18.9
    
         Further observations of this comet are desirable.
    
    Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-T39
    

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