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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-H05 : COMET C/2004 F4 (BRADFIELD)

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M.P.E.C. 2004-H05                                Issued 2004 Apr. 16, 15:38 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 F4 (BRADFIELD)

Observations:
    CK04F040  S2004 04 15.88756 01 55 56.3  +03 24 24                   EH005249
    CK04F040  s2004 04 15.88756 2 +0.01090429 +0.00234789 +0.00020094   EH005249
    CK04F040  S2004 04 15.90423 01 55 53.3  +03 25 46                   EH005249
    CK04F040  s2004 04 15.90423 2 +0.01090399 +0.00234884 +0.00020164   EH005249
    CK04F040  S2004 04 15.92923 01 55 42.9  +03 29 24                   EH005249
    CK04F040  s2004 04 15.92923 2 +0.01090353 +0.00235026 +0.00020269   EH005249
    CK04F040  S2004 04 15.97100 01 55 28.9  +03 33 23                   EH005249
    CK04F040  s2004 04 15.97100 2 +0.01090277 +0.00235265 +0.00020445   EH005249
    CK04F040  S2004 04 15.98758 01 55 22.2  +03 35 58                   EH005249
    CK04F040  s2004 04 15.98758 2 +0.01090246 +0.00235360 +0.00020514   EH005249
    CK04F040  S2004 04 16.05030 01 54 55.9  +03 44 07                   EH005249
    CK04F040  s2004 04 16.05030 2 +0.01090130 +0.00235719 +0.00020779   EH005249
    CK04F040  S2004 04 16.06003 01 54 51.6  +03 45 02                   EH005249
    CK04F040  s2004 04 16.06003 2 +0.01090110 +0.00235780 +0.00020824   EH005249
    CK04F040  S2004 04 16.09300 01 54 39.7  +03 48 55                   EH005249
    CK04F040  s2004 04 16.09300 2 +0.01090050 +0.00235964 +0.00020959   EH005249
    CK04F040  S2004 04 16.11350 01 54 26.9  +03 51 41                   EH005249
    CK04F040  s2004 04 16.11350 2 +0.01090012 +0.00236082 +0.00021046   EH005249
    CK04F040  S2004 04 16.12052 01 54 24.0  +03 52 50                   EH005249
    CK04F040  s2004 04 16.12052 2 +0.01089999 +0.00236122 +0.00021076   EH005249
    CK04F040  S2004 04 16.19365 01 53 56.0  +04 01 46                   EH005249
    CK04F040  s2004 04 16.19365 2 +0.01089860 +0.00236542 +0.00021385   EH005249
    CK04F040  S2004 04 16.22259 01 53 48.8  +04 05 01                   EH005249
    CK04F040  s2004 04 16.22259 2 +0.01089804 +0.00236709 +0.00021508   EH005249
    CK04F040  S2004 04 16.24595 01 53 38.5  +04 07 51                   EH005249
    CK04F040  s2004 04 16.24595 2 +0.01089759 +0.00236844 +0.00021608   EH005249

Observer details:
249 SOHO.  SOHO-LASCO coronagraph C3.  Measurements by K. Battams, reductions
    by B. G. Marsden.

Orbital elements:
    C/2004 F4 (Bradfield)
T 2004 Apr. 17.028 TT                                   MPC
q   0.17171              (2000.0)            P               Q
                   Peri.  332.007       -0.795128       -0.073205
                   Node   222.569       -0.237236       -0.876031
e   1.0            Incl.   62.862       -0.558113       +0.476666
From observations 2004 Mar. 23-Apr. 16.

Ephemeris:
    C/2004 F4 (Bradfield)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2004 04 15.0  01 59.92   +01 55.0    0.917    0.191    10.2   111.5   2.6
2004 04 15.5  01 57.37   +02 41.5    0.898    0.183     9.1   120.4   2.4
2004 04 16.0  01 54.42   +03 35.9    0.881    0.177     7.8   129.9   2.2
2004 04 16.5  01 51.10   +04 38.3    0.865    0.173     6.4   139.9   2.1
2004 04 17.0  01 47.46   +05 48.4    0.852    0.172     4.9   149.8   2.0
2004 04 17.5  01 43.59   +07 05.4    0.841    0.173     3.6   158.7   2.0
2004 04 18.0  01 39.61   +08 27.6    0.833    0.176     2.7   164.3   2.1
2004 04 18.5  01 35.62   +09 53.2    0.829    0.182     3.0   163.4   2.2
2004 04 19.0  01 31.72   +11 20.4    0.827    0.190     4.2   157.4   2.4
2004 04 19.5  01 28.01   +12 47.5    0.827    0.199     5.7   150.0   2.6
2004 04 20.0  01 24.51   +14 13.1    0.830    0.210     7.3   142.5   2.8

2004 04 21    01 18.31   +16 56.5    0.841    0.234    10.5   128.9   3.3
2004 04 22    01 13.18   +19 26.5    0.858    0.261    13.3   117.5   3.8
2004 04 23    01 09.02   +21 42.1    0.878    0.290    15.9   108.0   4.3
2004 04 24    01 05.71   +23 44.3    0.900    0.319    18.2   100.0   4.8
2004 04 25    01 03.10   +25 34.5    0.924    0.348    20.2    93.4   5.2

2004 04 27    00 59.52   +28 44.5    0.973    0.407    23.6    82.8   6.0
2004 04 29    00 57.56   +31 22.9    1.023    0.464    26.4    74.8   6.7
2004 05 01    00 56.70   +33 37.7    1.073    0.520    28.7    68.6   7.3
2004 05 03    00 56.62   +35 34.6    1.121    0.575    30.7    63.7   7.8
2004 05 05    00 57.08   +37 17.6    1.168    0.628    32.5    59.6   8.3
2004 05 07    00 57.92   +38 49.7    1.214    0.679    34.0    56.2   8.7
2004 05 09    00 59.05   +40 13.1    1.258    0.730    35.5    53.4   9.1
2004 05 11    01 00.36   +41 29.4    1.300    0.779    36.8    50.9   9.5
2004 05 13    01 01.82   +42 39.8    1.341    0.827    38.0    48.8   9.8
2004 05 15    01 03.35   +43 45.4    1.380    0.874    39.2    47.0  10.1
2004 05 17    01 04.94   +44 46.9    1.418    0.920    40.3    45.3  10.4
2004 05 19    01 06.55   +45 45.0    1.454    0.966    41.4    43.9  10.7
2004 05 21    01 08.16   +46 40.0    1.489    1.010    42.5    42.6  10.9
2004 05 23    01 09.74   +47 32.5    1.523    1.054    43.6    41.5  11.1
2004 05 25    01 11.29   +48 22.8    1.556    1.097    44.6    40.5  11.4

Brian G. Marsden             (C) Copyright 2004 MPC           M.P.E.C. 2004-H05

Read MPEC 2004-H04 Read MPEC 2004-H06


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