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Minor Planet Center

MPEC 2004-B07 : 2004 BX1

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M.P.E.C. 2004-B07                                Issued 2004 Jan. 18, 12:27 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

                                   2004 BX1

Observations:
     K04B01X* C2004 01 17.41159 10 05 41.09 +37 24 30.0          19.6   EB007644
     K04B01X  C2004 01 17.43260 10 05 40.05 +37 25 19.5          19.6   EB007644
     K04B01X  C2004 01 17.45422 10 05 39.02 +37 26 09.9          20.0   EB007644
     K04B01X  C2004 01 18.03313 10 05 13.16 +37 48 55.8                 EB007J95
     K04B01X  C2004 01 18.03319 10 05 13.02 +37 48 56.3                 EB007J95
     K04B01X  C2004 01 18.03353 10 05 12.96 +37 48 57.9                 EB007557
     K04B01X  C2004 01 18.04019 10 05 12.52 +37 49 15.3                 EB007557
     K04B01X  C2004 01 18.04327 10 05 12.66 +37 49 20.4          20.2 R EB007J95
     K04B01X  C2004 01 18.04462 10 05 12.39 +37 49 26.3                 EB007557
     K04B01X  C2004 01 18.38431 10 04 56.08 +38 03 06.4          19.5 R EB007651
     K04B01X  C2004 01 18.38587 10 04 56.00 +38 03 10.4          19.5 R EB007651
     K04B01X  C2004 01 18.38713 10 04 55.92 +38 03 13.5          19.5 R EB007651

Observer details:
557 Ondrejov.  Observer P. Kusnirak.  0.65-m f/3.6 reflector + CCD.
644 Palomar Mountain/NEAT.  Observers S. Pravdo, D. MacDonald, K. Lawrence,
    M. Hicks.  1.2-m Schmidt + CCD.
651 Grasslands Observatory, Tucson.  Observer J. E. McGaha.  0.62-m f/5.1
    Newtonian + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2004 BX1
Epoch 2004 Jan. 16.0 TT = JDT 2453020.5                 MPC
M 330.51940              (2000.0)            P               Q
n   0.31686009     Peri.  167.99689     -0.13913891     +0.93628482
a   2.1308736      Node    93.36046     -0.93318908     -0.01499461
e   0.8148189      Incl.   18.84826     -0.33135858     -0.35092150
P   3.11           H   18.5           G   0.15
From 12 observations 2004 Jan. 17-18.

Ephemeris:
2004 BX1                 a,e,i = 2.13, 0.81, 19                  q = 0.3946
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 01 16    10 06.62   +36 30.8    0.756    1.666   146.3    19.1    20.0
2004 01 26    09 55.33   +43 53.5    0.613    1.544   149.4    18.9    19.3
2004 02 05    09 26.16   +53 48.4    0.501    1.416   142.3    25.2    18.9
2004 02 15    08 11.55   +65 03.4    0.425    1.281   125.2    39.1    18.7
2004 02 25    05 13.8    +70 56.4    0.386    1.137   102.5    58.2    18.8
2004 03 06    02 21.04   +63 24.3    0.378    0.985    78.0    80.0    19.1

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-B07

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