MPEC 2004-C52 : COMET C/2004 C1 (LARSEN)
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M.P.E.C. 2004-C52 Issued 2004 Feb. 13, 20:07 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 02 12.42045 10 16 47.43 +09 41 55.1 20.2 T EC052691
CK04C010 C2004 02 12.44890 10 16 46.73 +09 42 06.8 20.0 T EC052691
CK04C010 C2004 02 12.47665 10 16 46.03 +09 42 17.9 20.3 T EC052691
CK04C010 C2004 02 13.22436 10 16 27.95 +09 47 13.5 19.8 N EC052G90
CK04C010 C2004 02 13.23866 10 16 27.39 +09 47 20.4 18.9 N EC052H36
CK04C010 C2004 02 13.23976 10 16 27.54 +09 47 20.5 19.7 N EC052G90
CK04C010 C2004 02 13.25318 10 16 27.25 +09 47 25.7 19.7 N EC052H36
CK04C010 C2004 02 13.25523 10 16 27.20 +09 47 27.0 19.8 N EC052G90
CK04C010 C2004 02 13.26297 10 16 26.88 +09 47 30.2 19.9 T EC052291
CK04C010 C2004 02 13.26683 10 16 26.80 +09 47 31.5 20.0 T EC052291
CK04C010 C2004 02 13.26770 10 16 26.81 +09 47 30.3 19.9 N EC052H36
CK04C010 C2004 02 13.27556 10 16 26.58 +09 47 34.8 19.8 T EC052291
CK04C010 C2004 02 13.29432 10 16 26.13 +09 47 41.8 20.2 T EC052854
CK04C010 C2004 02 13.30092 10 16 26.00 +09 47 45.9 20.1 T EC052854
CK04C010 C2004 02 13.30880 10 16 25.89 +09 47 47.9 18.0 T EC052673
CK04C010 C2004 02 13.32662 10 16 25.39 +09 47 54.8 EC052673
CK04C010 C2004 02 13.33530 10 16 25.14 +09 47 59.0 EC052673
CK04C010 C2004 02 13.35579 10 16 24.73 +09 48 07.0 EC052673
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.
691 Steward Observatory, Kitt Peak. Observer J. A. Larsen. 0.9-m f/3
reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.356-m f/10.0
Schmidt-Cassegrain + CCD.
G90 Three Buttes Observatory, Tucson. Observer G. R. Jones. 0.35-m f/11.0
Schmidt-Cassegrain + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.3-m Schmidt-Cassegrain
+ CCD.
Orbital elements:
C/2004 C1 (Larsen)
T 2005 Oct. 12.503 TT MPC
q 4.26365 (2000.0) P Q
Peri. 70.356 -0.544419 +0.739941
Node 151.630 -0.587324 -0.672544
e 1.0 Incl. 56.251 +0.598881 +0.013086
From 17 observations 2004 Feb. 12-13.
Ephemeris:
C/2004 C1 (Larsen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 02 05 10 19.68 +08 54.0 5.554 6.498 161.9 2.7 20.1
2004 02 15 10 15.74 +09 59.1 5.461 6.442 173.3 1.0 19.9
2004 02 25 10 11.51 +11 06.8 5.400 6.387 175.2 0.7 19.8
2004 03 06 10 07.28 +12 14.9 5.373 6.331 163.8 2.5 19.9
2004 03 16 10 03.34 +13 21.0 5.377 6.276 152.5 4.2 20.0
2004 03 26 09 59.94 +14 23.1 5.411 6.221 141.4 5.7 20.1
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-C52
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