MPEC 2008-J78 : COMET C/2008 J6 (HILL)

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M.P.E.C. 2008-J78                                Issued 2008 May 15, 18:48 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 14.46025 22 43 56.00 +10 47 48.4                 EJ078703
    CK08J060  C2008 05 14.46282 22 43 56.24 +10 47 54.4          15.5 T EJ078703
    CK08J060  C2008 05 14.46538 22 43 56.39 +10 47 57.9                 EJ078703
    CK08J060  C2008 05 14.46794 22 43 56.63 +10 48 03.0                 EJ078703
    CK08J060  C2008 05 14.60162 22 44 06.38 +10 52 20.2                 EJ078F85
    CK08J060  C2008 05 14.62566 22 44 08.12 +10 53 06.2                 EJ078F85
    CK08J060  C2008 05 14.78046 22 44 19.38 +10 57 56.4          16.0 T EJ078900
    CK08J060  C2008 05 14.78205 22 44 19.53 +10 58 03.8          16.0 T EJ078900
    CK08J060  C2008 05 14.78363 22 44 19.61 +10 58 04.3          16.0 T EJ078900
    CK08J060  C2008 05 14.78522 22 44 19.67 +10 58 07.1          15.9 T EJ078900
    CK08J060  C2008 05 14.78679 22 44 19.89 +10 58 14.1          15.9 T EJ078900
    CK08J060  C2008 05 15.40102 22 45 04.54 +11 17 39.6          16.6 N EJ078H06
    CK08J060  C2008 05 15.41612 22 45 05.58 +11 18 08.6          16.6 N EJ078H06
    CK08J060  C2008 05 15.42436 22 45 06.06 +11 18 24.4          17.1 N EJ078854
    CK08J060  C2008 05 15.42724 22 45 06.23 +11 18 29.3          17.0 N EJ078854
    CK08J060  C2008 05 15.43122 22 45 06.58 +11 18 37.7          16.7 N EJ078H06
    CK08J060  C2008 05 15.43203 22 45 06.60 +11 18 38.9          16.9 N EJ078854

Observer details:
703 Catalina Sky Survey.  Observer R. E. Hill.  Measurers E. C. Beshore,
    A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
    S. M. Larson.  0.68-m Schmidt + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + CCD.
900 Moriyama.  Observer Y. Ikari.  0.25-m f/6.3 Schmidt-Cassegrain + CCD.
F85 Tiki Observatory, Punaauia.  Observer N. Teamo.  Measurer J. C. Pelle.
    0.41-m f/8.0 Ritchey-Chretien + CCD.
H06 RAS Observatory, Mayhill.  Observers E. Guido, G. Sostero.  0.25-m f/3.4
    reflector + CCD.

Orbital elements:
    C/2008 J6 (Hill)
T 2008 Apr. 22.838 TT                                   MPC
q   2.05912              (2000.0)            P               Q
                   Peri.   16.385       +0.640357       +0.444405
                   Node   299.274       -0.760328       +0.251199
e   1.0            Incl.   45.904       -0.108834       +0.859886
From 15 observations 2008 May 14-15.

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    2.228    2.075    68.1    26.9  15.4
2008 05 24    22 55.00   +15 54.4    2.154    2.093    72.8    27.5  15.4
2008 06 03    23 05.37   +21 22.9    2.089    2.117    77.6    27.9  15.4
2008 06 13    23 14.22   +26 54.4    2.035    2.148    82.2    27.9  15.4
2008 06 23    23 21.26   +32 23.8    1.992    2.184    86.7    27.7  15.4

Brian G. Marsden             (C) Copyright 2008 MPC           M.P.E.C. 2008-J78

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