MPEC 2004-H26 : COMET C/2004 H1 (LINEAR)

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M.P.E.C. 2004-H26                                Issued 2004 Apr. 18, 17:15 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.

         Supported in part by the Steven and Michele Kirsch Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                           COMET C/2004 H1 (LINEAR)

Observations:
    CK04H010  C2004 04 16.13007 07 42 04.72 +00 13 25.2          19.2 N EH026704
    CK04H010  C2004 04 16.14076 07 42 04.40 +00 13 43.1          19.4 N EH026704
    CK04H010  C2004 04 16.15162 07 42 04.05 +00 14 02.2          19.6 N EH026704
    CK04H010  C2004 04 16.16226 07 42 03.69 +00 14 20.8          19.4 N EH026704
    CK04H010  C2004 04 16.17290 07 42 03.39 +00 14 39.2          19.3 N EH026704
    CK04H010  C2004 04 16.76608 07 41 45.44 +00 31 43.4          18.5 N EH026A50
    CK04H010  C2004 04 16.76750 07 41 45.37 +00 31 45.5          18.6 N EH026A50
    CK04H010  C2004 04 16.76894 07 41 45.35 +00 31 47.9          18.7 N EH026A50
    CK04H010  C2004 04 16.77036 07 41 45.27 +00 31 50.5          18.8 N EH026A50
    CK04H010  C2004 04 16.80824 07 41 44.13 +00 32 55.1                 EH026246
    CK04H010  C2004 04 16.81469 07 41 43.95 +00 33 06.2                 EH026246
    CK04H010  C2004 04 16.81602 07 41 43.93 +00 33 08.6                 EH026246
    CK04H010  C2004 04 16.81668 07 41 43.90 +00 33 09.8                 EH026246
    CK04H010  C2004 04 16.81737 07 41 43.87 +00 33 11.6                 EH026246
    CK04H010  C2004 04 17.13056 07 41 34.65 +00 42 05.1          19.4 N EH026704
    CK04H010  C2004 04 17.14130 07 41 34.34 +00 42 23.3          19.6 N EH026704
    CK04H010  C2004 04 17.15246 07 41 34.07 +00 42 42.5          19.6 N EH026704
    CK04H010  C2004 04 17.16289 07 41 33.95 +00 43 00.6          19.8 N EH026704
    CK04H010  C2004 04 18.18302 07 41 05.74 +01 11 26.7          19.6 N EH026854
    CK04H010  C2004 04 18.19022 07 41 05.60 +01 11 39.0          19.4 N EH026854
    CK04H010  C2004 04 18.35233 07 41 01.41 +01 16 08.9          19.7 T EH026474
    CK04H010  C2004 04 18.35394 07 41 01.29 +01 16 10.3          19.5 T EH026474
    CK04H010  C2004 04 18.35567 07 41 01.25 +01 16 13.6          19.0 T EH026474
    CK04H010  C2004 04 18.35914 07 41 01.20 +01 16 20.1          19.4 T EH026474
    CK04H010  C2004 04 18.36250 07 41 01.01 +01 16 26.6          19.7 T EH026474

Observer details:
246 Klet Observatory-KLENOT.  Observer M. Kocer.  1.06-m KLENOT Telescope
    + CCD.
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  0.6-m f/6.4 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.356-m f/10.0
    Schmidt-Cassegrain + CCD.
A50 Andrushivka Astronomical Observatory.  Observers Y. Ivashchenko,
    O. Gerashchenko, V. Lokot, Y. Kruglyj.  0.6-m reflector + CCD.

Orbital elements:
    C/2004 H1 (LINEAR)
T 2004 Jan. 13.329 TT                                   MPC
q   2.04920              (2000.0)            P               Q
                   Peri.  288.723       -0.799617       -0.253740
                   Node   119.801       +0.155506       +0.787934
e   1.0            Incl.  141.155       -0.580027       +0.561049
From 24 observations 2004 Apr. 16-18.

Ephemeris:
    C/2004 H1 (LINEAR)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2004 04 15    07 42.70   -00 19.9    2.060    2.326    92.2    25.5        19.6
2004 04 25    07 38.95   +04 02.6    2.319    2.383    81.2    24.7        19.9
2004 05 05    07 38.26   +07 24.1    2.580    2.444    70.9    23.0        20.1
2004 05 15    07 39.71   +10 01.2    2.833    2.508    61.2    20.7        20.3
2004 05 25    07 42.68   +12 05.7    3.074    2.575    51.9    18.0        20.4
2004 06 04    07 46.72   +13 45.8    3.296    2.645    42.9    15.1        20.5
2004 06 14    07 51.50   +15 08.0    3.497    2.717    34.2    12.1        20.6

Brian G. Marsden             (C) Copyright 2004 MPC           M.P.E.C. 2004-H26

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