MPEC 2007-R59 : COMET C/2007 Q3 (SIDING SPRING)
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M.P.E.C. 2007-R59 Issued 2007 Sept. 12, 14:41 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 Q3 (SIDING SPRING)
Observations:
CK07Q030 C2007 09 05.78137 03 29 31.34 -48 00 47.9 17.5 T ER059413
CK07Q030 C2007 09 05.78445 03 29 31.37 -48 00 49.5 ER059413
CK07Q030 C2007 09 05.78754 03 29 31.34 -48 00 50.7 ER059413
CK07Q030 C2007 09 05.79062 03 29 31.36 -48 00 52.1 ER059413
CK07Q030 C2007 09 09.64869 03 29 29.71 -48 29 21.8 18.1 N ER059415
CK07Q030 C2007 09 09.65920 03 29 29.70 -48 29 26.5 18.2 N ER059415
Observer details:
413 Siding Spring. Observers K. Sarneczky, L. Kiss. Measurer K. Sarneczky.
1.02-m reflector + CCD.
415 Kambah, near Canberra. Observer D. Herald. 0.36-m f/3.9
Schmidt-Cassegrain + CCD.
Orbital elements:
C/2007 Q3 (Siding Spring)
T 2009 Oct. 8.002 TT MPC
q 2.25375 (2000.0) P Q
Peri. 2.029 -0.869192 -0.177624
Node 149.582 +0.439865 -0.704075
e 1.0 Incl. 65.707 +0.225886 +0.687553
From 43 observations 2007 Aug. 25-Sept. 9.
Ephemeris:
C/2007 Q3 (Siding Spring)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 09 07 03 29.53 -48 09.8 7.161 7.562 109.8 7.2 17.6
2007 09 17 03 28.90 -49 23.0 7.050 7.488 112.2 7.1 17.5
2007 09 27 03 26.93 -50 32.9 6.954 7.413 113.7 7.1 17.4
2007 10 07 03 23.63 -51 36.8 6.871 7.339 114.3 7.1 17.3
2007 10 17 03 19.10 -52 31.6 6.803 7.264 113.9 7.2 17.3
2007 10 27 03 13.51 -53 14.7 6.749 7.189 112.5 7.3 17.2
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-R59
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