MPEC 2008-A27 : COMET P/2007 T4 (GIBBS)
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M.P.E.C. 2008-A27 Issued 2008 Jan. 7, 00:23 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET P/2007 T4 (GIBBS)
Observations:
PK07T040 C2007 11 17.19107 11 09 21.89 +32 03 04.3 19.4 N EA027213
PK07T040 C2007 11 17.19801 11 09 22.60 +32 03 02.6 19.4 N EA027213
PK07T040 C2007 11 17.21111 11 09 23.87 +32 03 00.9 19.4 N EA027213
PK07T040 C2007 12 31.73904 11 59 29.05 +32 43 14.7 EA027349
PK07T040 C2007 12 31.74758 11 59 29.32 +32 43 17.2 19.6 T EA027349
PK07T040 C2008 01 01.77356 11 59 58.83 +32 47 40.8 EA027349
PK07T040 C2008 01 01.77931 11 59 59.01 +32 47 42.5 19.6 T EA027349
Observer details:
213 Observatorio Montcabre. Observer R. Naves N. Measurer M. Campas. 0.25-m
f/3.3 Schmidt-Cassegrain + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
Orbital elements:
P/2007 T4 (Gibbs)
Epoch 2007 Aug. 8.0 TT = JDT 2454320.5
T 2007 July 20.74728 TT MPC
q 2.0090037 (2000.0) P Q
n 0.08183273 Peri. 42.52641 +0.21276145 -0.94592450
a 5.2543383 Node 37.23346 +0.75181833 -0.00158471
e 0.6176486 Incl. 23.87198 +0.62410077 +0.32438300
P 12.04
Residuals in seconds of arc
071012 703 0.3+ 0.7- 071013 703 0.6- 0.3+ 071022 204 0.0 0.3+
071012 703 0.2- 0.0 071014 B15 0.5+ 0.4- 071023 734 0.7+ 0.2-
071012 703 0.2+ 0.0 071014 B15 0.5+ 0.1+ 071023 734 1.0+ 0.9-
071012 703 1.0- 0.3+ 071014 B15 0.2+ 0.3- 071023 734 0.2+ 0.9-
071012 703 0.2+ 1.2- 071014 G96 0.3- 0.2+ 071103 850 1.3+ 1.0-
071012 703 0.3- 0.7+ 071014 G96 0.4- 0.4+ 071103 850 1.3- 0.0
071012 703 0.1- 0.5- 071014 G96 0.0 0.1- 071107 734 0.1+ 0.6-
071012 703 1.0+ 0.1+ 071014 G96 0.7- 0.9+ 071107 734 0.9+ 0.9-
071012 703 0.6- 0.2+ 071014 673 1.6+ 1.1- 071107 734 0.1- 0.4+
071012 703 0.3+ 0.5+ 071014 673 0.4+ 1.2- 071113 703 1.4+ 0.5+
071012 703 1.6- 0.9+ 071015 G96 0.4- 0.4+ 071113 703 0.5- 0.1+
071012 703 1.5- 0.3+ 071015 G96 0.1+ 0.2- 071113 703 1.1- 0.0
071013 703 0.8+ 0.9+ 071015 G96 0.2+ 0.2- 071117 213 0.8- 1.1+
071013 703 0.8+ 0.7+ 071015 G96 1.0- 0.5+ 071117 213 0.5- 0.3+
071013 703 0.4+ 0.6+ 071015 673 0.2- 0.5- 071117 213 0.8- 0.3+
071013 703 0.9+ 0.2+ 071015 673 1.1+ 0.8- 071231 349 0.4+ 0.1-
071013 703 1.0- 1.1+ 071015 673 0.7+ 1.0- 071231 349 0.7+ 0.2+
071013 703 0.5- 1.2+ 071015 673 0.6+ 0.6- 080101 349 0.5- 0.2-
071013 703 1.9- 0.6+ 071016 204 0.6+ 0.5- 080101 349 0.1- 0.0
Ephemeris:
P/2007 T4 (Gibbs)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2008 01 05 12 01.31 +33 02.4 1.970 2.535 114.1 20.7 18.5
2008 01 15 12 03.19 +33 55.1 1.928 2.588 122.1 18.8 18.6
2008 01 25 12 01.60 +34 53.7 1.898 2.643 130.2 16.5 18.6
2008 02 04 11 56.65 +35 50.7 1.885 2.698 137.9 14.2 18.7
2008 02 14 11 48.75 +36 37.0 1.891 2.754 144.3 12.1 18.8
2008 02 24 11 38.75 +37 03.3 1.921 2.810 148.2 10.7 18.9
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2008 MPC M.P.E.C. 2008-A27
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