• MPC Preparation (Info)

  • MPEC 2009-J17 : COMET C/2009 F4 (McNAUGHT)

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    Read MPEC 2009-J16 Read MPEC 2009-J18


    M.P.E.C. 2009-J17                                Issued 2009 May 4, 14:55 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 15.72262 15 37 42.80 -24 04 19.6                 EJ017349
        CK09F040  C2009 04 15.72638 15 37 42.71 -24 04 20.2          17.4 T EJ017349
        CK09F040  C2009 04 26.71758 15 32 27.02 -24 21 35.6                 EJ017349
        CK09F040  C2009 04 26.72202 15 32 26.91 -24 21 36.4          17.4 T EJ017349
        CK09F040  C2009 04 28.03958 15 31 46.41 -24 23 27.2          17.1 N EJ017585
        CK09F040  C2009 04 28.04545 15 31 46.24 -24 23 28.7          17.0 N EJ017585
        CK09F040  C2009 04 28.05131 15 31 45.92 -24 23 30.5          17.0 N EJ017585
        CK09F040  C2009 04 28.05424 15 31 45.88 -24 23 32.1          17.0 N EJ017585
        CK09F040  C2009 04 29.61269 15 30 57.72 -24 25 40.6                 EJ017900
        CK09F040  C2009 04 29.61982 15 30 57.51 -24 25 41.6          17.4 T EJ017900
        CK09F040  C2009 05 02.05549 15 29 40.77 -24 28 59.1          17.3 N EJ017J38
        CK09F040  C2009 05 02.05833 15 29 40.66 -24 28 59.0          17.4 N EJ017J38
        CK09F040  C2009 05 02.06689 15 29 40.36 -24 28 59.9          17.0 N EJ017J38
        CK09F040  C2009 05 03.43135 15 28 56.94 -24 30 45.5          17.8 N EJ017E85
        CK09F040  C2009 05 03.43426 15 28 56.83 -24 30 45.7          18.0 N EJ017E85
        CK09F040  C2009 05 03.43716 15 28 56.71 -24 30 46.1          17.5 N EJ017E85
        CK09F040  C2009 05 03.46690 15 28 55.80 -24 30 47.9          17.3 N EJ017474
        CK09F040  C2009 05 03.46910 15 28 55.72 -24 30 48.1          17.4 N EJ017474
        CK09F040  C2009 05 03.47245 15 28 55.61 -24 30 48.3          17.3 N EJ017474
        CK09F040  C2009 05 03.66175 15 28 49.51 -24 31 02.8          18.2 N EJ017415
        CK09F040  C2009 05 03.66809 15 28 49.30 -24 31 03.5          17.6 N EJ017415
    
    Observer details:
    349 Ageo.  Observer K. Kadota.  0.25-m f/5.0 reflector + CCD.
    415 Kambah.  Observer D. Herald.  0.36-m f/3.9 Schmidt-Cassegrain + CCD.
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
        P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    585 Kiev comet station.  Observer A. Baransky.  0.7-m f/4 reflector + CCD.
    900 Moriyama.  Observer Y. Ikari.  0.26-m f/7.0 reflector + CCD.
    E85 Farm Cove.  Observer J. McCormick.  0.35-m f/10 Schmidt-Cassegrain + CCD.
    J38 Observatorio La Vara, Valdes.  Observer F. Garcia.  0.25-m f/8.1 reflector
        + CCD.
    
    Orbital elements:
        C/2009 F4 (McNaught)
    T 2012 Jan. 1.5683 TT                                   MPC
    q   5.459815             (2000.0)            P               Q
                       Peri.  260.3481      +0.0480726      +0.6106963
                       Node    53.5592      +0.1615087      +0.7761535
    e   1.0            Incl.   79.2696      -0.9856997      +0.1569578
    From 135 observations 2009 Mar. 19-May 3.
    
    Brian G. Marsden             (C) Copyright 2009 MPC           M.P.E.C. 2009-J17
    

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