• MPC Preparation (Info)

  • MPEC 2009-H42 : COMET C/2009 F4 (McNAUGHT)

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2009-H41 Read MPEC 2009-H43


    M.P.E.C. 2009-H42                                Issued 2009 Apr. 23, 15:13 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 F4 (McNAUGHT)
    
    Observations:
        CK09F040  C2009 04 19.73181 15 35 52.36 -24 10 55.7          17.6 T EH042E12
        CK09F040  C2009 04 19.75824 15 35 51.61 -24 10 58.3          17.9 T EH042E12
        CK09F040  C2009 04 19.77130 15 35 51.25 -24 10 59.7          17.7 T EH042E12
        CK09F040  C2009 04 21.61753 15 34 58.50 -24 13 54.8          17.4 N EH042415
        CK09F040  C2009 04 21.62181 15 34 58.38 -24 13 55.3          17.5 N EH042415
        CK09F040  C2009 04 22.05206 15 34 45.88 -24 14 35.7          16.8 N EH042585
        CK09F040  C2009 04 22.05563 15 34 45.76 -24 14 37.2          16.7 N EH042585
        CK09F040  C2009 04 22.06166 15 34 45.59 -24 14 37.5          16.9 N EH042585
        CK09F040  C2009 04 22.06458 15 34 45.51 -24 14 37.8          16.8 N EH042585
        CK09F040  C2009 04 23.06987 15 34 16.20 -24 16 11.2          17.5 N EH042J47
        CK09F040  C2009 04 23.07278 15 34 16.11 -24 16 11.2          17.7 N EH042J47
        CK09F040  C2009 04 23.07568 15 34 15.99 -24 16 10.6          17.7 N EH042J47
    
    Observer details:
    415 Kambah.  Observer D. Herald.  0.36-m f/3.9 Schmidt-Cassegrain + CCD.
    585 Kiev comet station.  Observers A. Baransky, V. Ponomarenko.  Measurer
        A. Baransky.  0.7-m f/4 reflector + CCD.
    E12 Siding Spring Survey.  Observer G. J. Garradd.  0.5-m Uppsala Schmidt
        + CCD.
    J47 Observatorio Nazaret.  Observer G. Muler.  0.30-m Schmidt-Cassegrain + CCD.
    
    Orbital elements:
        C/2009 F4 (McNaught)
    T 2012 Jan. 1.7585 TT                                   MPC
    q   5.464194             (2000.0)            P               Q
                       Peri.  260.3059      +0.0473194      +0.6106447
                       Node    53.5617      +0.1611810      +0.7763376
    e   1.0            Incl.   79.2927      -0.9857898      +0.1562465
    From 101 observations 2009 Mar. 19-Apr. 23.
    
    Brian G. Marsden             (C) Copyright 2009 MPC           M.P.E.C. 2009-H42
    

    Read MPEC 2009-H41 Read MPEC 2009-H43


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)