MPEC 2006-X40 : COMET P/2006 W1 (GIBBS)
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M.P.E.C. 2006-X40 Issued 2006 Dec. 12, 15:08 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://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714 COMET P/2006 W1 (GIBBS) Observations: PK06W010 C2006 12 11.13349 09 00 40.30 +02 54 30.8 EX040118 PK06W010 C2006 12 11.14865 09 00 39.98 +02 54 32.2 EX040118 PK06W010 C2006 12 12.42773 09 00 20.91 +02 56 04.2 19.0 T EX040G96 PK06W010 C2006 12 12.43808 09 00 20.70 +02 56 04.9 EX040G96 PK06W010 C2006 12 12.45913 09 00 20.41 +02 56 06.3 EX040G96 Observer details: 118 Modra. Observers S. Gajdos, J. Vilagi. 0.6-m f/5.5 reflector + CCD. G96 Mt. Lemmon Survey. Observer A. R. Gibbs. Measurers E. C. Beshore, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson. 1.5-m reflector + CCD. Orbital elements: P/2006 W1 (Gibbs) T 2006 Mar. 25.784 TT MPC q 1.70086 (2000.0) P Q n 0.077740 Peri. 229.906 +0.896935 -0.417917 a 5.43716 Node 153.814 +0.433974 +0.894614 e 0.68718 Incl. 19.101 -0.084698 +0.158149 P 12.7 From 47 observations 2006 Nov. 16-Dec. 12. Ephemeris: P/2006 W1 (Gibbs) Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2 2006 12 11 09 00.70 +02 54.4 2.445 3.070 121.0 16.0 18.8 2006 12 21 08 57.28 +03 13.1 2.399 3.140 131.6 13.6 18.9 2006 12 31 08 51.88 +03 47.7 2.371 3.209 142.6 10.7 18.9 2007 01 10 08 44.95 +04 37.3 2.367 3.278 153.7 7.7 19.0 2007 01 20 08 37.13 +05 39.3 2.391 3.346 163.6 4.8 19.1 2007 01 30 08 29.17 +06 49.5 2.444 3.414 168.0 3.4 19.3 2007 02 09 08 21.83 +08 03.0 2.529 3.482 162.3 4.9 19.4 2007 02 19 08 15.72 +09 15.5 2.644 3.549 152.4 7.4 19.6 2007 03 01 08 11.28 +10 23.2 2.785 3.616 141.8 9.8 19.8 Further observations of this comet are desirable. Brian G. Marsden (C) Copyright 2006 MPC M.P.E.C. 2006-X40


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