MPEC 2004-A51 : COMET P/2004 A1
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M.P.E.C. 2004-A51 Issued 2004 Jan. 13, 22:32 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 P/2004 A1
Observations:
PK04A010 C2003 12 18.41221 08 53 29.58 +17 10 10.8 19.4 N EA051291
PK04A010 C2003 12 18.43630 08 53 29.31 +17 10 13.5 19.5 N EA051291
PK04A010 C2003 12 18.46041 08 53 29.08 +17 10 16.0 19.4 N EA051291
PK04A010 C2004 01 05.31059 08 48 31.96 +17 50 18.7 18.5 N EA051703
PK04A010 C2004 01 05.32760 08 48 31.65 +17 50 20.9 18.1 N EA051703
PK04A010 C2004 01 05.34460 08 48 31.10 +17 50 22.3 17.7 N EA051703
PK04A010 C2004 01 05.36173 08 48 30.82 +17 50 23.9 18.2 N EA051703
PK04A010 C2004 01 13.27307 08 45 26.75 +18 11 50.2 18.4 N EA051699
PK04A010 C2004 01 13.29321 08 45 26.30 +18 11 52.8 EA051699
PK04A010 C2004 01 13.31322 08 45 25.75 +18 11 56.0 EA051699
PK04A010 C2004 01 13.33323 08 45 25.20 +18 12 00.8 EA051699
PK04A010 C2004 01 13.51725 08 45 20.62 +18 12 30.5 18.0 T EA051673
PK04A010 C2004 01 13.51921 08 45 20.56 +18 12 30.7 EA051673
PK04A010 C2004 01 13.53947 08 45 20.05 +18 12 34.3 EA051673
PK04A010 C2004 01 13.54201 08 45 19.99 +18 12 34.7 EA051673
PK04A010 C2004 01 13.90970 08 45 10.94 +18 13 36.0 18.7 N EA051J95
PK04A010 C2004 01 13.91555 08 45 10.77 +18 13 37.2 19.0 N EA051J95
PK04A010 C2004 01 13.92136 08 45 10.66 +18 13 37.9 18.5 N EA051J95
Observer details:
291 LPL/Spacewatch II. Observer A. S. Descour. 1.8-m f/2.7 reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m
reflector + CCD.
699 Lowell Observatory-LONEOS. Observer B. A. Skiff. 0.59-m LONEOS Schmidt
+ CCD.
703 Catalina Sky Survey. Observers S. Larson, E. Beshore, E. Christensen,
R. Hill, S. Kolar, D. McLean. 0.68-m f/1.8 Schmidt + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.30-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
P/2004 A1
T 2005 Mar. 4.815 TT MPC
q 5.31259 (2000.0) P Q
n 0.044273 Peri. 38.037 -0.948924 -0.275029
a 7.91368 Node 125.304 +0.222496 -0.930765
e 0.32868 Incl. 10.920 +0.223695 -0.240907
P 22.3
From 18 observations 2003 Dec. 18-2004 Jan. 13.
Ephemeris:
P/2004 A1
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 01 06 08 48.28 +17 52.1 4.697 5.605 155.3 4.2 17.3 19.5
2004 01 16 08 44.30 +18 19.5 4.631 5.592 166.5 2.3 17.3 19.3
2004 01 26 08 39.84 +18 48.6 4.596 5.580 177.8 0.4 17.3 19.1
2004 02 05 08 35.26 +19 17.5 4.592 5.567 170.8 1.6 17.3 19.2
2004 02 15 08 30.92 +19 44.7 4.619 5.555 159.6 3.6 17.3 19.4
2004 02 25 08 27.15 +20 09.0 4.675 5.543 148.5 5.3 17.3 19.5
2004 03 06 08 24.26 +20 29.3 4.757 5.531 137.8 6.9 17.3 19.6
2004 03 16 08 22.44 +20 45.1 4.860 5.520 127.3 8.2 17.4 19.7
2004 03 26 08 21.82 +20 56.1 4.981 5.509 117.2 9.3 17.4 19.8
2004 04 05 08 22.45 +21 02.3 5.115 5.498 107.4 10.0 17.4 19.9
2004 04 15 08 24.32 +21 03.7 5.256 5.487 98.0 10.4 17.5 20.0
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-A51
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