MPEC 2007-S25 : COMET P/2007 R3 (GIBBS)
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M.P.E.C. 2007-S25 Issued 2007 Sept. 19, 15:32 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 15.95392 00 40 59.66 +01 22 39.5 18.6 N ES025235
PK07R030 C2007 09 17.25595 00 40 14.48 +01 19 45.4 19.4 T ES025H55
PK07R030 C2007 09 18.96870 00 39 13.33 +01 15 52.9 19.0 N ES025J47
Observer details:
235 CAST Observatory, Talmassons. Observer R. Ligustri. 0.35-m f/5 reflector
+ CCD.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
0.81-m f/4.0 astrograph + CCD.
J47 Observatorio Nazaret. Observer G. Muler. 0.20-m Schmidt-Cassegrain + CCD.
Orbital elements:
P/2007 R3 (Gibbs)
T 2007 June 5.042 TT MPC
q 2.19718 (2000.0) P Q
n 0.092864 Peri. 292.056 +0.826252 +0.562464
a 4.82951 Node 33.739 -0.494322 +0.750107
e 0.54505 Incl. 3.166 -0.270098 +0.347813
P 10.6
From 53 observations 2007 Sept. 14-18.
Ephemeris:
P/2007 R3 (Gibbs)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 09 17 00 40.39 +01 20.4 1.385 2.367 163.6 6.9 17.9
2007 09 27 00 34.13 +00 56.9 1.399 2.399 174.6 2.3 18.0
2007 10 07 00 27.68 +00 34.6 1.437 2.433 173.0 2.9 18.1
2007 10 17 00 22.06 +00 18.9 1.502 2.469 162.0 7.2 18.3
2007 10 27 00 18.06 +00 13.9 1.590 2.507 151.1 11.0 18.5
2007 11 06 00 16.17 +00 21.5 1.700 2.546 140.8 14.3 18.7
2007 11 16 00 16.55 +00 42.2 1.829 2.587 130.9 16.8 18.9
2007 11 26 00 19.16 +01 15.6 1.973 2.629 121.7 18.6 19.2
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-S25
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