MPEC 2007-B55 : COMET P/2007 A2 = 2006 WY182 (CHRISTENSEN)
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M.P.E.C. 2007-B55 Issued 2007 Jan. 26, 17:23 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 A2 = 2006 WY182 (CHRISTENSEN)
Observations:
PK07A020 C2007 01 19.95841 08 53 12.26 +12 11 31.2 19.7 N EB055213
PK07A020 C2007 01 19.95923 08 53 12.22 +12 11 30.7 19.8 N EB055213
PK07A020 C2007 01 19.96004 08 53 12.17 +12 11 30.3 19.7 N EB055213
PK07A020 C2007 01 20.16769 08 53 00.75 +12 09 51.5 19.4 N EB055204
PK07A020 C2007 01 20.20673 08 52 58.60 +12 09 33.3 EB055204
PK07A020 C2007 01 25.25629 08 48 23.36 +11 30 15.6 18.5 T EB055703
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/10 Schmidt-Cassegrain + CCD.
703 Catalina Sky Survey. Observer A. R. Gibbs. 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.
Orbital elements:
P/2007 A2 = 2006 WY182 (Christensen)
T 2007 Jan. 17.9176 TT MPC
q 2.796122 (2000.0) P Q
n 0.0618657 Peri. 186.9896 -0.6051829 -0.6983774
a 6.331441 Node 301.0443 +0.7502849 -0.3398927
e 0.558375 Incl. 26.4881 +0.2661319 -0.6298745
P 15.9
From 64 observations 2006 Nov. 24-2007 Jan. 25.
Ephemeris:
P/2007 A2 = 2006 WY182 (Christensen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 01 20 08 53.17 +12 11.2 1.831 2.796 166.2 4.8 19.3
2007 01 30 08 43.99 +10 54.5 1.817 2.798 173.0 2.5 19.3
2007 02 09 08 34.99 +09 43.4 1.834 2.801 165.9 4.9 19.3
2007 02 19 08 27.13 +08 39.0 1.880 2.807 155.1 8.5 19.4
2007 03 01 08 21.21 +07 41.3 1.951 2.815 144.2 11.9 19.4
2007 03 11 08 17.70 +06 49.4 2.044 2.825 133.8 14.7 19.6
2007 03 21 08 16.73 +06 01.8 2.156 2.836 124.1 16.9 19.7
2007 03 31 08 18.24 +05 16.6 2.281 2.850 115.0 18.5 19.8
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-B55
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