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M.P.E.C. 2007-C69 Issued 2007 Feb. 15, 03:44 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 P/2007 C1 (CHRISTENSEN)
Observations:
PK07C010 C2007 02 11.12003 10 14 56.16 +27 12 30.6 18.7 T EC069473
PK07C010 C2007 02 11.12667 10 14 55.93 +27 12 32.2 18.8 T EC069473
PK07C010 C2007 02 11.13172 10 14 55.76 +27 12 32.8 18.9 T EC069473
PK07C010 C2007 02 11.13371 10 14 55.67 +27 12 34.2 18.6 N EC069204
PK07C010 C2007 02 11.13895 10 14 55.48 +27 12 35.9 EC069204
PK07C010 C2007 02 11.25413 10 14 51.30 +27 13 11.3 19.4 N EC069850
PK07C010 C2007 02 11.27690 10 14 50.38 +27 13 18.6 19.8 N EC069850
PK07C010 C2007 02 11.29970 10 14 49.43 +27 13 25.1 19.7 N EC069850
PK07C010 C2007 02 11.78465 10 14 30.02 +27 15 44.4 EC069349
PK07C010 C2007 02 11.78897 10 14 29.86 +27 15 45.6 EC069349
PK07C010 C2007 02 11.79332 10 14 29.66 +27 15 47.1 18.5 T EC069349
CK07C010 C2007 02 15.11718 10 12 14.64 +27 30 31.8 EC069J95
CK07C010 C2007 02 15.12265 10 12 14.41 +27 30 33.9 EC069J95
CK07C010 C2007 02 15.12887 10 12 14.09 +27 30 35.3 19.4 N EC069J95
Observer details:
204 Schiaparelli Observatory. Observers L. Buzzi, F. Luppi. Measurer
L. Buzzi. 0.60-m f/4.64 reflector + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
473 Remanzacco. Observers G. Sostero, E. Guido. 0.45-m f/4.4 Newtonian
reflector + CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.30-m f/4
Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
P/2007 C1 (Christensen)
T 2007 Mar. 9.713 TT MPC
q 2.03535 (2000.0) P Q
n 0.152709 Peri. 98.097 -0.895307 -0.430167
a 3.46651 Node 56.497 +0.334144 -0.820289
e 0.41285 Incl. 7.975 +0.294575 -0.376938
P 6.45
From 40 observations 2007 Feb. 9-15.
Ephemeris:
P/2007 C1 (Christensen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 02 09 10 16.29 +27 01.8 1.082 2.047 163.6 7.8 18.3
2007 02 19 10 09.52 +27 44.7 1.073 2.041 163.8 7.8 18.2
2007 03 01 10 02.67 +28 02.5 1.086 2.036 157.4 10.8 18.3
2007 03 11 09 57.25 +27 51.0 1.121 2.035 148.6 14.7 18.3
2007 03 21 09 54.38 +27 11.2 1.175 2.037 139.5 18.5 18.4
2007 03 31 09 54.64 +26 06.8 1.245 2.042 130.8 21.7 18.6
2007 04 10 09 58.07 +24 43.1 1.328 2.050 122.6 24.3 18.7
2007 04 20 10 04.38 +23 04.4 1.422 2.060 115.1 26.2 18.9
2007 04 30 10 13.14 +21 14.1 1.526 2.073 108.1 27.5 19.1
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-C69
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