MPEC 2004-B09 : 2004 BW1

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M.P.E.C. 2004-B09                                Issued 2004 Jan. 18, 12:31 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 BW1

Observations:
     K04B01W* C2004 01 16.35292 07 45 54.09 +26 38 07.6          21.2 V EB009691
     K04B01W  C2004 01 16.37991 07 45 51.48 +26 38 15.8          21.1 V EB009691
     K04B01W  C2004 01 16.40774 07 45 48.84 +26 38 23.6          21.5 V EB009691
     K04B01W  C2004 01 17.19456 07 44 37.74 +26 42 14.3          21.5 V EB009691
     K04B01W  C2004 01 17.19895 07 44 37.36 +26 42 15.5          21.4 V EB009691
     K04B01W  C2004 01 17.20445 07 44 36.85 +26 42 17.5          21.4 V EB009691
     K04B01W HC2004 01 18.17962 07 43 09.17 +26 46 50.5                 EB009691
     K04B01W HC2004 01 18.18411 07 43 08.75 +26 46 52.2                 EB009691
     K04B01W HC2004 01 18.18834 07 43 08.36 +26 46 53.3                 EB009691
     K04B01W  C2004 01 18.23031 07 43 04.41 +26 47 06.0          20.9 R EB009651
     K04B01W  C2004 01 18.23407 07 43 04.10 +26 47 07.3          20.7 R EB009651
     K04B01W  C2004 01 18.23812 07 43 03.73 +26 47 08.1          20.8 R EB009651

Observer details:
651 Grasslands Observatory, Tucson.  Observer J. E. McGaha.  0.62-m f/5.1
    Newtonian + CCD.
691 Steward Observatory, Kitt Peak.  Observers A. E. Gleason, M. Block.  0.9-m
    f/3 reflector + CCD.

Orbital elements:
2004 BW1
Epoch 2004 Jan. 16.0 TT = JDT 2453020.5                 MPC
M  42.40777              (2000.0)            P               Q
n   0.30079311     Peri.  299.45688     +0.96069898     -0.26946728
a   2.2060946      Node    76.24273     +0.27248643     +0.86957433
e   0.4910910      Incl.    3.93581     +0.05299639     +0.41379688
P   3.28           H   20.0           G   0.15
From 12 observations 2004 Jan. 16-18.

Ephemeris:
2004 BW1                 a,e,i = 2.21, 0.49, 4                   q = 1.1227
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 01 16    07 46.45   +26 36.4    0.829    1.811   174.5     3.0    21.2
2004 01 26    07 32.52   +27 15.2    0.908    1.875   164.3     8.2    21.7
2004 02 05    07 22.61   +27 32.0    1.010    1.938   152.4    13.6    22.2
2004 02 15    07 17.28   +27 32.2    1.132    2.000   141.3    18.0    22.7

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-B09

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