MPEC 2007-T15 : COMET P/2007 R3 (GIBBS)
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M.P.E.C. 2007-T15 Issued 2007 Oct. 4, 13:34 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET P/2007 R3 (GIBBS)
Observations:
PK07R030 C2007 09 17.66076 00 40 00.04 +01 18 50.0 18.3 T ET015355
PK07R030 C2007 09 17.66654 00 39 59.73 +01 18 48.8 ET015355
PK07R030 C2007 09 17.67115 00 39 59.55 +01 18 49.7 ET015355
PK07R030 C2007 10 04.33819 00 29 13.95 +00 39 20.4 18.6 T ET015673
PK07R030 C2007 10 04.34502 00 29 13.64 +00 39 19.2 ET015673
PK07R030 C2007 10 04.34809 00 29 13.54 +00 39 18.6 ET015673
PK07R030 C2007 10 04.35231 00 29 13.36 +00 39 18.1 ET015673
Observer details:
355 Hadano. Observer A. Asami. 0.28-m f/5.0 reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
Orbital elements:
P/2007 R3 (Gibbs)
T 2007 July 7.324 TT MPC
q 2.52339 (2000.0) P Q
n 0.110935 Peri. 313.031 +0.954593 +0.296024
a 4.28967 Node 29.797 -0.249957 +0.857041
e 0.41175 Incl. 3.866 -0.162093 +0.421724
P 8.88
From 70 observations 2007 Sept. 14-Oct. 4.
Ephemeris:
P/2007 R3 (Gibbs)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 09 27 00 34.10 +00 56.7 1.586 2.586 174.6 2.1 18.6
2007 10 07 00 27.50 +00 33.6 1.607 2.602 172.9 2.7 18.7
2007 10 17 00 21.52 +00 16.0 1.653 2.619 161.8 6.8 18.8
2007 10 27 00 16.97 +00 08.3 1.725 2.638 150.8 10.6 18.9
2007 11 06 00 14.40 +00 12.7 1.819 2.658 140.3 13.8 19.0
2007 11 16 00 14.05 +00 30.2 1.932 2.680 130.3 16.4 19.2
2007 11 26 00 15.97 +01 00.7 2.061 2.703 120.8 18.3 19.4
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-T15
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