MPEC 2007-E07 : COMET C/2007 D1 (LINEAR)
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M.P.E.C. 2007-E07 Issued 2007 Mar. 2, 16:37 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/2007 D1 (LINEAR)
Observations:
CK07D010 C2007 02 20.04893 09 44 43.37 -06 43 29.3 EE007204
CK07D010 C2007 02 20.07900 09 44 42.95 -06 43 23.1 18.0 N EE007204
CK07D010 2007 02 21.59583 09 44 20.01 -06 37 41.6 17.6 T EE007372
CK07D010 2007 02 21.61354 09 44 20.00 -06 37 37.1 EE007372
CK07D010 C2007 02 23.57603 09 43 50.94 -06 30 06.5 EE007D88
CK07D010 C2007 02 23.57921 09 43 50.89 -06 30 06.0 EE007D88
CK07D010 C2007 02 23.58240 09 43 50.80 -06 30 05.7 18.4 T EE007D88
CK07D010 C2007 02 24.64355 09 43 35.26 -06 25 58.7 EE007349
CK07D010 C2007 02 24.64938 09 43 35.16 -06 25 57.3 17.4 T EE007349
CK07D010 C2007 02 26.67978 09 43 05.79 -06 17 58.3 EE007349
CK07D010 C2007 02 26.70432 09 43 05.43 -06 17 52.4 17.4 T EE007349
CK07D010 C2007 02 27.15041 09 42 59.01 -06 16 05.8 18.8 N EE007850
CK07D010 C2007 02 27.16775 09 42 58.81 -06 16 02.7 18.3 N EE007850
CK07D010 C2007 02 27.89890 09 42 48.36 -06 13 10.5 18.1 N EE007J70
CK07D010 C2007 02 27.92250 09 42 48.18 -06 13 02.1 15.9 N EE007J70
Observer details:
204 Schiaparelli Observatory. Observers L. Buzzi, F. Luppi. Measurer
L. Buzzi. 0.60-m f/4.64 reflector + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observers D. T. Durig,
R. M. Anderson. 0.30-m f/3 Schmidt-Cassegrain + CCD.
D88 Hiratsuka. Observer Y. Sugiyama. 0.25-m f/5.0 reflector + CCD.
J70 Obs. Astronomico Vega del Thader, El Palmar. Observer J. P. Navarro P.
0.20-m Schmidt-Cassegrain + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
Orbital elements:
C/2007 D1 (LINEAR)
T 2007 Feb. 9.082 TT MPC
q 8.72390 (2000.0) P Q
Peri. 332.694 -0.829563 -0.550633
Node 171.779 +0.551820 -0.782862
e 1.0 Incl. 40.511 -0.085555 +0.289708
From 78 observations 2007 Feb. 17-27.
Ephemeris:
C/2007 D1 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 03 01 09 42.55 -06 08.7 7.793 8.725 158.9 2.3 17.4
2007 03 11 09 40.37 -05 27.1 7.831 8.726 152.7 3.0 17.4
2007 03 21 09 38.60 -04 44.0 7.897 8.727 144.5 3.8 17.4
2007 03 31 09 37.36 -04 00.9 7.989 8.729 135.4 4.6 17.4
2007 04 10 09 36.74 -03 19.1 8.102 8.731 126.1 5.3 17.5
2007 04 20 09 36.80 -02 39.7 8.234 8.733 116.8 5.9 17.5
2007 04 30 09 37.55 -02 03.8 8.380 8.736 107.5 6.3 17.5
Further observations of this comet are very desirable.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-E07
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