MPEC 2007-B21 : COMET C/2006 YC (CATALINA-CHRISTENSEN)
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M.P.E.C. 2007-B21 Issued 2007 Jan. 19, 19:20 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/2006 YC (CATALINA-CHRISTENSEN)
Observations:
CK06Y00C C2007 01 11.64729 10 29 26.31 -01 20 00.9 19.8 N EB021415
CK06Y00C C2007 01 11.65572 10 29 26.21 -01 19 56.7 20.0 N EB021415
CK06Y00C C2007 01 14.18948 10 28 46.29 -00 58 44.7 EB021J95
CK06Y00C C2007 01 14.19498 10 28 46.17 -00 58 41.3 EB021J95
CK06Y00C C2007 01 14.20049 10 28 46.04 -00 58 38.3 19.2 N EB021J95
Observer details:
415 Kambah, near Canberra. Observer D. Herald. 0.36-m f/3.9
Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
C/2006 YC (Catalina-Christensen)
T 2006 Sept. 11.659 TT MPC
q 4.94751 (2000.0) P Q
Peri. 335.502 -0.757030 -0.511519
Node 154.288 +0.636506 -0.436874
e 1.0 Incl. 69.554 -0.147531 +0.739925
From 51 observations 2006 Dec. 16-2007 Jan. 14.
Ephemeris:
C/2006 YC (Catalina-Christensen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 01 10 10 29.83 -01 33.4 4.360 5.034 128.8 8.8 18.2
2007 01 20 10 26.98 -00 06.8 4.255 5.049 140.0 7.2 18.2
2007 01 30 10 23.11 +01 32.3 4.177 5.065 151.6 5.3 18.1
2007 02 09 10 18.47 +03 21.5 4.129 5.082 163.2 3.2 18.1
2007 02 19 10 13.39 +05 17.2 4.116 5.100 173.6 1.2 18.1
2007 03 01 10 08.25 +07 15.3 4.139 5.119 170.7 1.8 18.2
2007 03 11 10 03.44 +09 11.2 4.197 5.139 159.6 3.9 18.2
2007 03 21 09 59.29 +11 00.9 4.287 5.160 148.2 5.8 18.3
2007 03 31 09 56.08 +12 41.4 4.408 5.183 137.0 7.6 18.4
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-B21
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