MPEC 2007-K57 : COMET C/2007 K4 (GIBBS)
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M.P.E.C. 2007-K57 Issued 2007 May 26, 17:01 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 K4 (GIBBS)
Observations:
CK07K040 C2007 05 25.32443 16 56 28.69 -04 37 46.0 18.2 T EK057703
CK07K040 C2007 05 25.33365 16 56 27.62 -04 37 53.0 EK057703
CK07K040 C2007 05 25.34284 16 56 26.58 -04 38 00.0 EK057703
CK07K040 C2007 05 25.35205 16 56 25.67 -04 38 08.3 EK057703
CK07K040 C2007 05 25.43778 16 56 16.26 -04 39 13.4 17.9 T EK057703
CK07K040 C2007 05 25.44678 16 56 15.37 -04 39 20.0 EK057703
CK07K040 C2007 05 25.45578 16 56 14.45 -04 39 27.8 EK057703
CK07K040 C2007 05 25.46482 16 56 13.34 -04 39 33.7 EK057703
CK07K040 C2007 05 25.64639 16 55 53.80 -04 41 50.3 17.9 T EK057E12
CK07K040 C2007 05 25.64995 16 55 53.46 -04 41 53.1 18.2 T EK057E12
CK07K040 C2007 05 25.86438 16 55 30.42 -04 44 43.6 18.9 N EK057595
CK07K040 C2007 05 25.87314 16 55 29.45 -04 44 49.7 19.3 N EK057595
CK07K040 C2007 05 25.94960 16 55 21.19 -04 45 48.0 18.5 N EK057A17
CK07K040 C2007 05 25.97042 16 55 18.93 -04 46 04.7 18.5 N EK057A17
CK07K040 C2007 05 26.03574 16 55 11.61 -04 46 56.4 EK057118
CK07K040 C2007 05 26.04515 16 55 10.62 -04 47 04.3 EK057118
CK07K040 C2007 05 26.05244 16 55 09.82 -04 47 09.1 EK057118
CK07K040 C2007 05 26.33355 16 54 39.38 -04 50 46.9 18.0 T EK057703
CK07K040 C2007 05 26.34334 16 54 38.16 -04 50 53.7 EK057703
CK07K040 C2007 05 26.35078 16 54 37.43 -04 51 01.1 EK057G96
CK07K040 C2007 05 26.35234 16 54 37.27 -04 51 01.7 18.2 T EK057G96
CK07K040 C2007 05 26.35399 16 54 37.09 -04 51 03.1 18.3 T EK057G96
CK07K040 C2007 05 26.35558 16 54 36.91 -04 51 04.2 EK057G96
CK07K040 C2007 05 26.38199 16 54 34.11 -04 51 26.1 18.9 N EK057H36
CK07K040 C2007 05 26.39711 16 54 32.32 -04 51 36.5 EK057H36
Observer details:
118 Modra. Observer S. Gajdos. 0.6-m f/5.5 reflector + CCD.
595 Farra d'Isonzo. Observers L. Bittesini, F. Fabris, G. Lombardi, F. Piani,
G. Cralli. Measurers L. Bittesini, E. Pettarin. 0.40-m f/4.5 reflector
+ CCD.
703 Catalina Sky Survey. Observer A. R. Gibbs. Measurers E. C. Beshore,
A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson.
0.68-m Schmidt + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. 0.5-m Uppsala Schmidt
+ CCD.
G96 Mt. Lemmon Survey. Observer R. E. Hill. Measurers E. C. Beshore,
A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson.
1.5-m reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.30-m
Schmidt-Cassegrain + CCD.
Orbital elements:
C/2007 K4 (Gibbs)
T 2007 Nov. 12.567 TT MPC
q 2.85465 (2000.0) P Q
Peri. 211.884 -0.325051 +0.137700
Node 69.590 -0.510520 +0.807249
e 1.0 Incl. 93.350 -0.796060 -0.573922
From 24 observations 2007 May 25-26.
Ephemeris:
C/2007 K4 (Gibbs)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 05 20 17 05.73 -03 32.5 2.418 3.360 154.5 7.5 17.7
2007 05 30 16 47.88 -05 39.6 2.326 3.309 163.1 5.1 17.5
2007 06 09 16 28.53 -08 03.9 2.278 3.260 162.6 5.3 17.4
2007 06 19 16 08.91 -10 38.8 2.275 3.214 153.1 8.2 17.4
2007 06 29 15 50.36 -13 16.7 2.314 3.170 141.0 11.6 17.3
2007 07 09 15 33.96 -15 51.4 2.391 3.128 128.6 14.7 17.3
2007 07 19 15 20.37 -18 19.3 2.497 3.088 116.6 17.1 17.4
2007 07 29 15 09.88 -20 39.7 2.623 3.052 105.3 18.7 17.4
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-K57
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