• MPC Preparation (Info)

  • MPEC 2007-J37 : COMET P/2007 H3 (GARRADD)

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    Read MPEC 2007-J36 Read MPEC 2007-J38


    M.P.E.C. 2007-J37                                Issued 2007 May 10, 20:33 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 H3 (GARRADD)
    
    Observations:
        PK07H030  C2007 05 05.66204 11 48 22.27 -39 34 17.5          19.1 N EJ037415
        PK07H030  C2007 05 05.66774 11 48 22.29 -39 34 12.1          19.1 N EJ037415
        PK07H030  C2007 05 09.19383 11 48 58.32 -38 34 14.6          18.0 T EJ037F85
        PK07H030  C2007 05 09.20766 11 48 58.47 -38 34 00.5                 EJ037F85
        PK07H030  C2007 05 09.21968 11 48 58.60 -38 33 48.1                 EJ037F85
        PK07H030  C2007 05 10.45113 11 49 18.23 -38 12 23.4          18.2 N EJ037415
        PK07H030  C2007 05 10.46130 11 49 18.37 -38 12 13.0          19.3 N EJ037415
        PK07H030  C2007 05 10.51927 11 49 19.17 -38 11 12.2          17.5 T EJ037423
        PK07H030  C2007 05 10.53617 11 49 19.44 -38 10 54.7          17.5 T EJ037423
    
    Observer details:
    415 Kambah, near Canberra.  Observer D. Herald.  0.36-m f/3.9
        Schmidt-Cassegrain + CCD.
    423 North Ryde.  Observer S. G. McAndrew.  0.20-m f/4 hyperbolic astrograph
        + CCD.
    F85 Tiki Observatory, Punaauia.  Observers N. Teamo, S. Hoenig.  Measurer
        S. Hoenig.  0.41-m f/8.0 Ritchey-Chretien + CCD.
    
    Orbital elements:
        P/2007 H3 (Garradd)
    T 2007 Aug. 15.3435 TT                                  MPC
    q   1.829330             (2000.0)            P               Q
    n   0.1505359      Peri.  350.1477      -0.2626328      +0.8670383
    a   3.499796       Node   263.6616      -0.8537494      -0.4132749
    e   0.477304       Incl.   25.2143      -0.4495953      +0.2782958
    P   6.55
    From 37 observations 2007 Mar. 28-May 10.
    
    Ephemeris:
        P/2007 H3 (Garradd)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2007 05 10    11 49.17   -38 20.3    1.188    2.013   132.5    21.7  17.4
    2007 05 20    11 54.04   -35 23.0    1.196    1.980   127.3    24.0  17.4
    2007 05 30    12 02.91   -32 27.5    1.218    1.949   121.4    26.3  17.3
    2007 06 09    12 15.25   -29 43.8    1.253    1.921   115.4    28.5  17.3
    2007 06 19    12 30.50   -27 18.1    1.299    1.897   109.4    30.4  17.3
    2007 06 29    12 48.14   -25 13.3    1.355    1.876   103.6    31.8  17.4
    2007 07 09    13 07.65   -23 29.7    1.420    1.858    98.1    32.8  17.5
    2007 07 19    13 28.62   -22 05.7    1.491    1.845    92.8    33.4  17.5
    2007 07 29    13 50.73   -20 58.7    1.569    1.836    87.8    33.6  17.6
    
         Further observations of this comet are desirable.
    
    Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-J37
    

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