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  • MPEC 2009-R21 : COMET C/2009 Q4 (BOATTINI)

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    M.P.E.C. 2009-R21                                Issued 2009 Sept. 5, 15:02 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 Q4 (BOATTINI)
    
    Observations:
        CK09Q040  C2009 09 01.07558 04 43 43.38 +08 23 35.7          17.9 N ER021A71
        CK09Q040  C2009 09 02.42445 04 47 43.92 +08 24 02.8          18.2 T ER021H06
        CK09Q040  C2009 09 02.42729 04 47 44.46 +08 24 03.5                 ER021H06
        CK09Q040  C2009 09 02.43012 04 47 44.95 +08 24 04.0                 ER021H06
    
    Observer details:
    A71 Stixendorf.  Observer M. Jaeger.  Measurer W. Vollmann.  0.20-m f/2.8
        reflector + CCD.
    H06 RAS Observatory, Mayhill.  Observer H. Sato.  0.25-m f/3.4 reflector + CCD.
    
    Orbital elements:
        C/2009 Q4 (Boattini)
    T 2009 Nov. 2.735 TT                                    MPC
    q   1.49161              (2000.0)            P               Q
                       Peri.  302.081       +0.202799       -0.968974
                       Node   135.504       +0.952588       +0.161796
    e   1.0            Incl.   11.630       +0.226825       +0.186848
    From 40 observations 2009 Aug. 26-Sept. 2.
    
    Ephemeris:
        C/2009 Q4 (Boattini)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2009 08 27    04 28.85   +08 19.4    1.498    1.763    87.0    34.9  18.3
    2009 09 06    04 58.46   +08 24.0    1.377    1.695    89.1    36.5  18.0
    2009 09 16    05 29.21   +08 13.1    1.271    1.634    91.0    38.0  17.7
    2009 09 26    06 00.66   +07 47.2    1.179    1.583    92.6    39.3  17.4
    2009 10 06    06 32.24   +07 09.1    1.102    1.542    94.2    40.3  17.1
    2009 10 16    07 03.27   +06 22.9    1.038    1.512    96.0    41.0  16.9
    2009 10 26    07 32.93   +05 34.6    0.985    1.496    98.1    41.1  16.7
    2009 11 05    08 00.50   +04 51.6    0.943    1.492   100.9    40.7  16.6
    2009 11 15    08 25.25   +04 21.3    0.908    1.502   104.6    39.6  16.6
    2009 11 25    08 46.51   +04 11.2    0.880    1.524   109.3    37.7  16.6
    
         Further observations of this comet are desirable.
    
    Brian G. Marsden             (C) Copyright 2009 MPC           M.P.E.C. 2009-R21
    

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