MPEC 2006-W42 : COMET C/2006 W3 (CHRISTENSEN)
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M.P.E.C. 2006-W42 Issued 2006 Nov. 20, 20:46 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 C/2006 W3 (CHRISTENSEN)
Observations:
CK06W030 C2006 11 18.40414 07 00 04.24 +46 16 11.3 18.1 T EW042703
CK06W030 C2006 11 18.41018 07 00 03.89 +46 16 12.8 EW042703
CK06W030 C2006 11 18.41628 07 00 03.69 +46 16 14.7 EW042703
CK06W030 C2006 11 18.42243 07 00 03.57 +46 16 16.2 EW042703
CK06W030 C2006 11 18.98800 06 59 44.11 +46 18 50.9 19.2 N EW042A06
CK06W030 C2006 11 18.99343 06 59 43.86 +46 18 49.9 20.0 N EW042A06
CK06W030 C2006 11 19.06468 06 59 41.41 +46 19 11.0 18.6 N EW042204
CK06W030 C2006 11 19.10363 06 59 40.05 +46 19 21.3 EW042J95
CK06W030 C2006 11 19.10634 06 59 39.95 +46 19 22.7 EW042J95
CK06W030 C2006 11 19.10905 06 59 39.85 +46 19 23.2 18.7 T EW042J95
CK06W030 C2006 11 19.11916 06 59 39.43 +46 19 25.9 EW042204
CK06W030 C2006 11 19.40819 06 59 29.39 +46 20 45.1 18.4 N EW042682
CK06W030 C2006 11 19.41766 06 59 29.04 +46 20 47.5 18.0 N EW042651
CK06W030 C2006 11 19.41963 06 59 28.95 +46 20 48.4 18.2 T EW042711
CK06W030 C2006 11 19.42130 06 59 28.98 +46 20 48.5 18.2 N EW042651
CK06W030 C2006 11 19.42279 06 59 28.82 +46 20 48.8 18.4 N EW042682
CK06W030 C2006 11 19.42310 06 59 28.87 +46 20 49.0 18.3 N EW042651
CK06W030 C2006 11 19.42491 06 59 28.80 +46 20 48.8 18.1 N EW042651
CK06W030 C2006 11 19.42685 06 59 28.69 +46 20 50.4 18.3 T EW042711
CK06W030 C2006 11 19.43285 06 59 28.49 +46 20 52.1 18.0 T EW042703
CK06W030 C2006 11 19.43404 06 59 28.42 +46 20 52.7 18.3 T EW042711
CK06W030 C2006 11 19.43737 06 59 28.30 +46 20 52.9 18.6 N EW042682
CK06W030 C2006 11 19.43984 06 59 28.20 +46 20 54.2 EW042703
CK06W030 C2006 11 19.44684 06 59 27.96 +46 20 55.7 EW042703
CK06W030 C2006 11 19.45390 06 59 27.66 +46 20 57.7 EW042703
CK06W030 C2006 11 19.46740 06 59 27.27 +46 21 01.1 18.8 N EW042448
CK06W030 C2006 11 19.47274 06 59 27.01 +46 21 01.8 19.0 N EW042448
CK06W030 C2006 11 19.47808 06 59 26.90 +46 21 04.3 19.2 N EW042448
Observer details:
204 Schiaparelli Observatory. Observers L. Buzzi, F. Luppi. Measurer
L. Buzzi. 0.60-m f/4.64 reflector + CCD.
448 Desert Moon Observatory. Observer B. L. Stevens. 0.3-m
Schmidt-Cassegrain + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
682 Kanab. Observer E. Sheridan. 0.36-m f/5.5 Schmidt-Cassegrain + CCD.
703 Catalina Sky Survey. Observer E. J. Christensen. Measurers E. C. Beshore,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson. 0.68-m Schmidt + CCD.
711 McDonald Observatory. Observer J. G. Ries. 0.76-m reflector + CCD.
A06 Mataro. Observers E. Cortes, R. Lazaro. Measurer E. Cortes. 0.25-m
f/4.4 Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
C/2006 W3 (Christensen)
T 2008 Dec. 25.327 TT MPC
q 1.46888 (2000.0) P Q
Peri. 154.652 +0.518436 -0.301930
Node 109.832 -0.854712 -0.211725
e 1.0 Incl. 121.736 +0.026284 -0.929522
From 28 observations 2006 Nov. 18-19.
Ephemeris:
C/2006 W3 (Christensen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2006 11 11 07 03.89 +45 42.2 7.490 8.073 123.1 5.9 18.4
2006 11 21 06 58.54 +46 27.9 7.294 7.995 132.5 5.2 18.3
2006 12 01 06 51.75 +47 11.6 7.123 7.917 141.4 4.5 18.2
2006 12 11 06 43.66 +47 50.9 6.979 7.839 149.0 3.7 18.2
2006 12 21 06 34.51 +48 23.7 6.865 7.760 153.8 3.2 18.1
2006 12 31 06 24.68 +48 48.1 6.785 7.682 154.2 3.2 18.0
Further observations are very desirable.
Brian G. Marsden (C) Copyright 2006 MPC M.P.E.C. 2006-W42
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