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IAU Minor Planet Center

Minor Planet Center

MPEC 2003-S96 : COMET 104P/KOWAL

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M.P.E.C. 2003-S96                                Issued 2003 Sept. 30, 15:22 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 104P/KOWAL

Observations:
0104P         C2003 08 31.19913 21 08 47.06 +08 17 31.1          21.7 T      291
0104P         C2003 08 31.20731 21 08 46.61 +08 17 28.5          21.6 T      291
0104P         C2003 08 31.21573 21 08 46.12 +08 17 24.9          21.0 T      291
0104P         C2003 09 21.13256 20 53 00.21 +06 02 33.1          21.8 T      291
0104P         C2003 09 21.14009 20 52 59.97 +06 02 30.0                      291
0104P         C2003 09 21.14761 20 52 59.76 +06 02 26.4          21.1 T      291
0104P         C2003 09 28.15455 20 49 57.61 +05 10 41.3          21.1 T      291
0104P         C2003 09 28.16032 20 49 57.45 +05 10 38.9          21.7 T      291
0104P         C2003 09 28.16577 20 49 57.35 +05 10 35.7          21.5 T      291

Observer details:
291 LPL/Spacewatch II.  Observers A. E. Gleason, A. S. Descour, J. V. Scotti.
    1.8-m f/2.7 reflector + CCD.

Orbital elements:
 104P/Kowal
Epoch 2004 Apr. 25.0 TT = JDT 2453120.5
T 2004 May  9.19293 TT                                  MPC
q   1.3959496            (2000.0)            P               Q
n   0.15952253     Peri.  192.04350     +0.21263870     -0.94614024
a   3.3670898      Node   246.08540     +0.91720693     +0.27941863
e   0.5854136      Incl.   15.48972     +0.33692170     -0.16353554
P   6.18
From 93 observations 1997 May 14-June 7 and 1997 Nov. 24-2003 Sept. 28, mean
   residual 0".66.

Ephemeris:
 104P/Kowal
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2003 09 28    20 50.01   +05 11.9    1.837    2.582   128.4    17.7  17.9  21.3
2003 10 08    20 48.08   +03 59.4    1.874    2.516   119.1    20.3  17.9  21.4
2003 10 18    20 49.11   +02 53.3    1.921    2.450   110.1    22.5  17.8  21.4
2003 10 28    20 53.07   +01 57.5    1.976    2.383   101.6    24.1  17.8  21.5
2003 11 07    20 59.80   +01 15.0    2.033    2.315    93.5    25.3  17.7  21.5
2003 11 17    21 09.07   +00 47.2    2.089    2.248    86.0    26.0  17.6  21.5
2003 11 27    21 20.65   +00 35.0    2.143    2.180    78.9    26.4  17.5  21.5
2003 12 07    21 34.32   +00 38.9    2.192    2.113    72.3    26.4  17.5  21.5
2003 12 17    21 49.87   +00 58.6    2.235    2.045    66.1    26.1  17.4  21.5
2003 12 27    22 07.13   +01 33.9    2.270    1.979    60.4    25.6  17.2  21.4
2004 01 06    22 25.99   +02 24.1    2.299    1.913    55.0    24.9  17.1  21.4
2004 01 16    22 46.32   +03 28.1    2.319    1.848    50.0    24.1  17.0  21.3
2004 01 26    23 08.08   +04 44.7    2.333    1.785    45.4    23.1  16.9  21.2
2004 02 05    23 31.23   +06 12.2    2.341    1.725    41.2    22.1  16.7  21.1
2004 02 15    23 55.77   +07 48.4    2.343    1.667    37.2    21.0  16.6  21.0
2004 02 25    00 21.72   +09 30.9    2.340    1.613    33.7    19.9  16.4  20.9
2004 03 06    00 49.09   +11 16.5    2.335    1.563    30.4    18.8  16.3  20.8

     Corrigendum.  The title line of MPEC 2003-S95 should read S/2002 N 3,
not S/2003 N 3.

Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-S96

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