MPEC 2004-E07 : COMET C/2004 C1 (LARSEN)
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M.P.E.C. 2004-E07 Issued 2004 Mar. 1, 17:26 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 C1 (LARSEN)
Observations:
CK04C010 C2004 01 23.31429 10 23 52.20 +07 36 51.0 19.5 N EE007699
CK04C010 C2004 01 23.32760 10 23 51.94 +07 36 55.2 EE007699
CK04C010 C2004 01 23.34093 10 23 51.80 +07 36 59.7 EE007699
CK04C010 C2004 01 23.35423 10 23 51.65 +07 37 05.7 EE007699
CK04C010 2004 02 16.62326 10 15 03.59 +10 09 52.1 EE007372
CK04C010 2004 02 18.60764 10 14 13.93 +10 23 06.2 19.0 T EE007372
CK04C010 C2004 02 21.01155 10 13 13.50 +10 39 06.8 19.9 N EE007118
CK04C010 C2004 02 21.02062 10 13 13.39 +10 39 10.6 19.7 N EE007118
Observer details:
118 Modra. Observers S. Gajdos, J. Vilagi. 0.6-m f/5.5 reflector + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
699 Lowell Observatory-LONEOS. Observer M. E. Van Ness. 0.59-m LONEOS
Schmidt + CCD.
Orbital elements:
C/2004 C1 (Larsen)
T 2003 Mar. 20.0285 TT MPC
q 4.353532 (2000.0) P Q
n 0.0251277 Peri. 316.1181 -0.3506774 -0.9086068
a 11.544309 Node 151.9552 +0.9355938 -0.3505377
e 0.622885 Incl. 28.8478 +0.0411038 +0.2270616
P 39.2
From 53 observations 2004 Jan. 23-Feb. 21.
Ephemeris:
C/2004 C1 (Larsen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 02 25 10 11.56 +11 05.6 3.886 4.873 175.2 1.0 20.0
2004 03 06 10 07.59 +12 09.8 3.940 4.901 163.9 3.2 20.2
2004 03 16 10 04.17 +13 08.9 4.024 4.930 152.7 5.3 20.4
2004 03 26 10 01.59 +14 00.8 4.135 4.959 141.9 7.1 20.6
2004 04 05 10 00.08 +14 44.1 4.270 4.989 131.4 8.6 20.7
2004 04 15 09 59.75 +15 18.0 4.423 5.019 121.4 9.8 20.9
2004 04 25 10 00.64 +15 42.6 4.591 5.050 111.6 10.7 21.0
2004 05 05 10 02.71 +15 58.3 4.769 5.081 102.3 11.2 21.1
2004 05 15 10 05.90 +16 05.7 4.953 5.112 93.4 11.4 21.2
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-E07
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