MPEC 2007-T113: COMET C/2007 T4 (GIBBS)
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M.P.E.C. 2007-T113 Issued 2007 Oct. 15, 15:29 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 C/2007 T4 (GIBBS)
Observations:
CK07T040 C2007 10 12.46227 09 57 24.47 +34 12 33.6 18.4 T ET113703
CK07T040 C2007 10 12.46806 09 57 25.24 +34 12 32.8 ET113703
CK07T040 C2007 10 12.47380 09 57 26.07 +34 12 31.4 ET113703
CK07T040 C2007 10 12.47958 09 57 26.78 +34 12 30.3 ET113703
CK07T040 C2007 10 12.51255 09 57 31.47 +34 12 20.5 ET113703
CK07T040 C2007 10 12.51321 09 57 31.52 +34 12 22.3 ET113703
CK07T040 C2007 10 12.51387 09 57 31.63 +34 12 20.9 18.5 T ET113703
CK07T040 C2007 10 12.51451 09 57 31.81 +34 12 21.3 19.1 T ET113703
CK07T040 C2007 10 12.51547 09 57 31.81 +34 12 21.2 19.0 T ET113703
CK07T040 C2007 10 12.51589 09 57 31.94 +34 12 21.4 19.4 T ET113703
CK07T040 C2007 10 12.51631 09 57 31.85 +34 12 21.7 18.7 T ET113703
CK07T040 C2007 10 12.51672 09 57 31.91 +34 12 21.0 19.0 T ET113703
CK07T040 C2007 10 13.48510 09 59 47.20 +34 08 10.6 18.6 T ET113703
CK07T040 C2007 10 13.48597 09 59 47.32 +34 08 10.2 ET113703
CK07T040 C2007 10 13.48685 09 59 47.41 +34 08 09.9 ET113703
CK07T040 C2007 10 13.48773 09 59 47.57 +34 08 09.3 ET113703
CK07T040 C2007 10 13.49278 09 59 48.12 +34 08 08.9 18.7 T ET113703
CK07T040 C2007 10 13.49900 09 59 49.02 +34 08 07.4 18.6 T ET113703
CK07T040 C2007 10 13.50526 09 59 49.77 +34 08 05.3 18.5 T ET113703
CK07T040 C2007 10 13.51151 09 59 50.74 +34 08 03.4 18.7 T ET113703
CK07T040 C2007 10 14.14113 10 01 18.09 +34 05 18.5 19.2 N ET113B15
CK07T040 C2007 10 14.14631 10 01 18.80 +34 05 17.7 19.5 N ET113B15
CK07T040 C2007 10 14.15257 10 01 19.64 +34 05 15.8 19.1 N ET113B15
CK07T040 C2007 10 14.47950 10 02 04.84 +34 03 52.5 18.6 T ET113G96
CK07T040 C2007 10 14.48902 10 02 06.14 +34 03 50.3 18.8 T ET113G96
CK07T040 C2007 10 14.49872 10 02 07.51 +34 03 47.4 18.6 T ET113G96
CK07T040 C2007 10 14.50833 10 02 08.77 +34 03 46.0 18.4 T ET113G96
CK07T040 C2007 10 14.53843 10 02 13.09 +34 03 36.2 18.6 T ET113673
CK07T040 C2007 10 14.54144 10 02 13.41 +34 03 35.3 ET113673
CK07T040 C2007 10 15.46577 10 04 20.46 +33 59 37.5 18.8 T ET113G96
CK07T040 C2007 10 15.47043 10 04 21.14 +33 59 35.8 18.8 T ET113G96
CK07T040 C2007 10 15.47517 10 04 21.79 +33 59 34.6 19.0 T ET113G96
CK07T040 C2007 10 15.47986 10 04 22.33 +33 59 34.1 18.8 T ET113G96
CK07T040 C2007 10 15.51910 10 04 27.75 +33 59 23.1 18.6 T ET113673
CK07T040 C2007 10 15.52338 10 04 28.44 +33 59 21.7 ET113673
CK07T040 C2007 10 15.52731 10 04 28.94 +33 59 20.5 ET113673
CK07T040 C2007 10 15.53218 10 04 29.60 +33 59 19.7 ET113673
Observer details:
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
703 Catalina Sky Survey. Observer A. R. Gibbs. Measurers E. C. Beshore,
A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson. 0.68-m Schmidt + CCD.
B15 Inastars Observatory, Potsdam (since 2006). Observer B. Thinius. 0.36-m
f/7.5 Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer R. A. Kowalski. Measurers E. C. Beshore,
A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson. 1.5-m reflector + CCD.
Orbital elements:
C/2007 T4 (Gibbs)
T 2007 Aug. 11.396 TT MPC
q 2.19536 (2000.0) P Q
Peri. 49.967 +0.023947 -0.963185
Node 41.159 +0.747638 -0.160562
e 1.0 Incl. 24.007 +0.663674 +0.215628
From 37 observations 2007 Oct. 12-15.
Ephemeris:
C/2007 T4 (Gibbs)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 10 07 09 44.41 +34 35.9 2.642 2.291 58.9 21.9 18.7
2007 10 17 10 07.82 +33 53.0 2.593 2.326 63.5 22.6 18.7
2007 10 27 10 29.51 +33 10.8 2.543 2.366 68.5 23.0 18.8
2007 11 06 10 49.35 +32 32.7 2.493 2.411 73.7 23.2 18.8
2007 11 16 11 07.21 +32 02.0 2.442 2.460 79.4 23.3 18.8
2007 11 26 11 22.95 +31 41.3 2.391 2.513 85.4 23.1 18.9
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-T113
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