MPEC 2007-C50 : COMET C/2007 C1 (CHRISTENSEN)
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M.P.E.C. 2007-C50 Issued 2007 Feb. 11, 03:48 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.
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/2007 C1 (CHRISTENSEN)
Observations:
CK07C010 C2007 02 09.28032 10 16 07.17 +27 03 13.4 18.8 T EC050703
CK07C010 C2007 02 09.28677 10 16 06.88 +27 03 14.9 EC050703
CK07C010 C2007 02 09.29325 10 16 06.65 +27 03 17.5 EC050703
CK07C010 C2007 02 09.29973 10 16 06.28 +27 03 18.8 EC050703
CK07C010 C2007 02 09.92206 10 15 42.98 +27 06 30.0 19.2 N EC050A13
CK07C010 C2007 02 09.94002 10 15 42.26 +27 06 35.7 19.0 N EC050A13
CK07C010 C2007 02 09.94484 10 15 42.02 +27 06 37.5 19.6 N EC050A44
CK07C010 C2007 02 09.95501 10 15 41.58 +27 06 40.4 19.4 N EC050A44
CK07C010 C2007 02 09.95801 10 15 41.50 +27 06 41.4 19.1 N EC050A13
CK07C010 C2007 02 09.96666 10 15 41.11 +27 06 43.6 19.1 N EC050A44
CK07C010 C2007 02 09.96978 10 15 41.05 +27 06 46.2 18.7 N EC050176
CK07C010 C2007 02 09.97601 10 15 40.83 +27 06 47.8 18.7 N EC050176
CK07C010 C2007 02 09.98501 10 15 40.45 +27 06 50.4 18.8 N EC050176
CK07C010 C2007 02 09.98813 10 15 40.37 +27 06 51.3 18.9 N EC050176
CK07C010 C2007 02 10.04891 10 15 37.77 +27 07 09.5 19.1 T EC050473
CK07C010 C2007 02 10.07136 10 15 36.88 +27 07 16.4 19.2 T EC050473
CK07C010 C2007 02 10.08791 10 15 36.22 +27 07 21.5 19.0 T EC050473
CK07C010 C2007 02 10.16016 10 15 33.59 +27 07 51.8 18.9 N EC050I77
CK07C010 C2007 02 10.16478 10 15 33.45 +27 07 53.8 18.7 N EC050I77
CK07C010 C2007 02 10.17043 10 15 33.22 +27 07 55.4 19.0 N EC050I77
CK07C010 C2007 02 10.23264 10 15 31.24 +27 08 07.6 18.7 T EC050703
CK07C010 C2007 02 10.23413 10 15 31.16 +27 08 07.8 EC050703
CK07C010 C2007 02 10.23564 10 15 31.06 +27 08 08.2 EC050703
CK07C010 C2007 02 10.23713 10 15 30.99 +27 08 08.3 EC050703
CK07C010 C2007 02 10.40347 10 15 24.03 +27 08 57.5 18.7 N EC050H36
CK07C010 C2007 02 10.41142 10 15 23.71 +27 08 59.8 19.1 N EC050H36
CK07C010 C2007 02 10.41889 10 15 23.62 +27 09 01.2 18.8 N EC050H36
Observer details:
176 Observatori Astronomic de Consell. Observers A. Lopez, R. Pacheco.
0.41-m f/4 reflector + CCD.
473 Remanzacco. Observers G. Sostero, E. Guido. 0.45-m f/4.4 Newtonian
reflector + CCD.
703 Catalina Sky Survey. Observer E. J. Christensen. Measurers E. C. Beshore,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson. 0.68-m Schmidt + CCD.
A13 Observatoire Naef, Marly. Observer P. Kocher. 0.5-m f/3.3 Hypergraph
+ CCD.
A44 Altschwendt. Observer W. Ries. 0.45-m f/3.6 reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.30-m
Schmidt-Cassegrain + CCD.
I77 CEAMIG-REA Observatory, Belo Horizonte. Observers C. Jacques, E. Pimentel.
Measurer C. Jacques. 0.30-m f/3.0 Schmidt-Cassegrain + CCD.
Orbital elements:
C/2007 C1 (Christensen)
T 2007 June 3.159 TT MPC
q 1.42180 (2000.0) P Q
Peri. 185.355 -0.838452 +0.539993
Node 27.726 -0.493956 -0.696020
e 1.0 Incl. 9.092 -0.230229 -0.473247
From 26 observations 2007 Feb. 9-10.
Ephemeris:
C/2007 C1 (Christensen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 02 09 10 16.29 +27 01.8 1.160 2.125 163.6 7.6 18.6
2007 02 19 10 09.06 +27 48.2 1.062 2.030 163.7 7.8 18.2
2007 03 01 10 00.43 +28 14.7 0.987 1.938 157.0 11.5 17.8
2007 03 11 09 52.00 +28 10.3 0.933 1.850 147.5 16.7 17.5
2007 03 21 09 45.57 +27 27.8 0.897 1.766 137.7 22.3 17.2
2007 03 31 09 42.79 +26 04.8 0.875 1.689 128.5 27.6 17.0
2007 04 10 09 44.63 +24 03.0 0.863 1.618 120.2 32.4 16.8
2007 04 20 09 51.44 +21 24.9 0.858 1.556 113.1 36.4 16.6
2007 04 30 10 03.12 +18 12.7 0.859 1.504 107.2 39.8 16.4
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-C50
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