• MPC Preparation (Info)

  • MPEC 2008-K11 : COMET C/2008 J6 (HILL)

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    M.P.E.C. 2008-K11                                Issued 2008 May 17, 15:28 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/2008 J6 (HILL)
    
    Observations:
        CK08J060  C2008 05 15.45287 22 45 08.04 +11 19 17.6                 EK011G96
        CK08J060  C2008 05 15.45599 22 45 08.32 +11 19 24.1                 EK011G96
        CK08J060  C2008 05 15.45911 22 45 08.50 +11 19 29.5                 EK011G96
        CK08J060  C2008 05 15.46216 22 45 08.72 +11 19 36.3                 EK011G96
        CK08J060  C2008 05 15.75313 22 45 29.91 +11 28 52.1                 EK011349
        CK08J060  C2008 05 15.75433 22 45 29.98 +11 28 54.6                 EK011349
        CK08J060  C2008 05 15.75553 22 45 30.04 +11 28 56.5          15.3 T EK011349
        CK08J060  C2008 05 16.35532 22 46 13.13 +11 48 00.9          17.4 T EK011H51
        CK08J060  C2008 05 16.35814 22 46 13.24 +11 48 06.6          17.4 T EK011H51
        CK08J060  C2008 05 16.35926 22 46 13.40 +11 48 09.3          17.9 T EK011H51
        CK08J060  C2008 05 16.35981 22 46 13.36 +11 48 09.0          17.9 T EK011H51
        CK08J060  C2008 05 16.38084 22 46 14.83 +11 48 50.2          18.3 T EK011H51
        CK08J060  C2008 05 16.38140 22 46 14.85 +11 48 51.2          17.9 T EK011H51
        CK08J060  C2008 05 16.38308 22 46 14.95 +11 48 54.5          17.8 T EK011H51
        CK08J060  C2008 05 16.38587 22 46 15.23 +11 48 59.2          17.9 T EK011H51
        CK08J060  C2008 05 16.38642 22 46 15.27 +11 49 00.8          18.5 T EK011H51
        CK08J060  C2008 05 16.38810 22 46 15.42 +11 49 03.9          18.1 T EK011H51
        CK08J060  C2008 05 16.76875 22 46 42.61 +12 01 12.7          16.3 T EK011367
        CK08J060  C2008 05 16.77917 22 46 43.30 +12 01 32.5          16.2 T EK011367
        CK08J060  C2008 05 16.78229 22 46 43.54 +12 01 38.7          16.2 T EK011367
        CK08J060  C2008 05 16.78529 22 46 43.77 +12 01 44.7          16.1 T EK011367
        CK08J060  C2008 05 17.42359 22 47 28.90 +12 22 06.5          16.4 N EK011H06
        CK08J060  C2008 05 17.45431 22 47 31.14 +12 23 03.8          16.3 N EK011H06
    
    Observer details:
    349 Ageo.  Observer K. Kadota.  0.25-m f/5.0 reflector + CCD.
    367 Yatsuka.  Observer H. Abe.  0.26-m f/6.0 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers E. C. Beshore,
        A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
        S. M. Larson.  1.5-m reflector + CCD.
    H06 RAS Observatory, Mayhill.  Observer M. Nicholson.  0.25-m f/3.4 astrograph
        + CCD.
    H51 Greiner Research Observatory, Verona.  Observer M. Mills.  0.4-m f/8
        Ritchey-Chretien + CCD.
    
    Orbital elements:
        C/2008 J6 (Hill)
    T 2008 Apr. 11.512 TT                                   MPC
    q   2.00613              (2000.0)            P               Q
                       Peri.   10.995       +0.582937       +0.521227
                       Node   298.218       -0.788786       +0.178981
    e   1.0            Incl.   45.022       -0.194939       +0.834439
    From 37 observations 2008 May 14-17.
    
    Ephemeris:
        C/2008 J6 (Hill)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2008 05 14    22 43.37   +10 33.2    2.194    2.044    68.1    27.3  15.3
    2008 05 24    22 54.96   +15 53.4    2.129    2.071    72.9    27.9  15.3
    2008 06 03    23 05.15   +21 18.3    2.073    2.104    77.6    28.1  15.3
    2008 06 13    23 13.71   +26 43.5    2.027    2.143    82.4    28.0  15.3
    2008 06 23    23 20.32   +32 04.1    1.990    2.188    87.1    27.6  15.4
    2008 07 03    23 24.59   +37 14.3    1.965    2.238    91.6    27.0  15.5
    2008 07 13    23 26.04   +42 06.9    1.950    2.293    96.1    26.2  15.6
    2008 07 23    23 24.19   +46 34.7    1.947    2.351   100.3    25.2  15.7
    
    Brian G. Marsden             (C) Copyright 2008 MPC           M.P.E.C. 2008-K11
    

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    MPEC number:

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    • 1997-B01 (the full form)
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    • B01 (the abbreviated form)