MPEC 2004-S81 : COMET C/2004 S1 (VAN NESS)
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M.P.E.C. 2004-S81 Issued 2004 Sept. 28, 13:54 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.
Supported in part by the Brinson Foundation
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/2004 S1 (VAN NESS)
Observations:
CK04S010 C2004 09 26.25518 03 11 20.77 +09 32 37.4 18.3 T ES081699
CK04S010 C2004 09 26.27137 03 11 16.13 +09 33 05.3 ES081699
CK04S010 C2004 09 26.28759 03 11 11.85 +09 33 33.3 ES081699
CK04S010 C2004 09 26.30782 03 11 06.28 +09 34 09.5 ES081699
CK04S010 C2004 09 27.27187 03 06 28.85 +10 03 35.4 18.9 N ES081854
CK04S010 C2004 09 27.27888 03 06 26.82 +10 03 48.3 18.6 N ES081854
CK04S010 C2004 09 27.28646 03 06 24.47 +10 04 02.7 18.5 N ES081854
CK04S010 C2004 09 27.32228 03 06 13.54 +10 05 10.6 18.5 T ES081854
CK04S010 C2004 09 27.34564 03 06 06.25 +10 05 55.7 18.8 T ES081854
CK04S010 C2004 09 27.35041 03 06 04.81 +10 06 03.8 18.0 T ES081699
CK04S010 C2004 09 27.35770 03 06 02.48 +10 06 17.4 ES081699
CK04S010 C2004 09 27.36501 03 06 00.13 +10 06 33.3 ES081699
CK04S010 C2004 09 27.36911 03 05 59.02 +10 06 40.2 18.5 T ES081854
CK04S010 C2004 09 27.37230 03 05 57.99 +10 06 45.5 ES081699
CK04S010 C2004 09 28.27917 03 01 08.52 +10 36 41.2 18.2 T ES081673
CK04S010 C2004 09 28.28633 03 01 05.87 +10 36 55.4 18.7 N ES081854
CK04S010 C2004 09 28.29810 03 01 01.93 +10 37 19.9 18.8 N ES081854
CK04S010 C2004 09 28.30556 03 00 59.77 +10 37 33.6 ES081673
CK04S010 C2004 09 28.30980 03 00 58.05 +10 37 43.8 18.8 N ES081854
CK04S010 C2004 09 28.32003 03 00 54.77 +10 38 04.6 ES081673
CK04S010 C2004 09 28.33785 03 00 48.66 +10 38 41.4 18.0 T ES081673
CK04S010 C2004 09 28.35613 03 00 42.46 +10 39 18.4 ES081673
CK04S010 C2004 09 28.37813 03 00 34.86 +10 40 04.6 ES081673
Observer details:
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m
reflector + CCD.
699 Lowell Observatory-LONEOS. Observers M. E. Van Ness, B. A. Skiff. 0.59-m
LONEOS Schmidt + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
Orbital elements:
C/2004 S1 (Van Ness)
T 2004 Dec. 9.099 TT MPC
q 0.68678 (2000.0) P Q
Peri. 92.502 +0.096204 -0.949155
Node 19.257 -0.735278 -0.270748
e 1.0 Incl. 114.648 +0.670903 -0.160624
From 18 observations 2004 Sept. 26-28.
Ephemeris:
C/2004 S1 (Van Ness)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 09 22 03 27.16 +07 45.3 0.784 1.603 127.1 30.0 18.0
2004 09 24 03 20.53 +08 31.8 0.725 1.574 130.5 29.0 17.8
2004 09 26 03 12.48 +09 25.3 0.668 1.545 134.3 27.7 17.5
2004 09 28 03 02.67 +10 27.3 0.612 1.516 138.5 26.0 17.2
2004 09 30 02 50.62 +11 39.5 0.559 1.487 143.1 23.8 17.0
2004 10 02 02 35.72 +13 03.4 0.508 1.457 148.3 21.1 16.7
2004 10 04 02 17.16 +14 40.1 0.460 1.428 154.1 17.8 16.4
2004 10 06 01 54.00 +16 29.2 0.416 1.399 160.2 14.0 16.1
2004 10 08 01 25.17 +18 27.3 0.379 1.369 165.5 10.5 15.8
2004 10 10 00 49.88 +20 24.5 0.349 1.340 165.9 10.4 15.5
2004 10 12 00 08.23 +22 04.0 0.329 1.311 159.1 15.7 15.3
2004 10 14 23 21.99 +23 05.1 0.320 1.281 148.6 23.9 15.1
2004 10 16 22 34.67 +23 13.7 0.323 1.252 136.9 33.0 15.0
2004 10 18 21 50.27 +22 32.4 0.337 1.223 125.5 41.6 15.0
2004 10 20 21 11.47 +21 17.5 0.361 1.194 115.0 49.1 15.1
2004 10 22 20 39.13 +19 47.4 0.393 1.165 105.8 55.3 15.1
2004 10 24 20 12.76 +18 16.0 0.430 1.136 97.8 60.1 15.2
2004 10 26 19 51.41 +16 50.3 0.472 1.108 91.0 63.8 15.3
2004 10 28 19 34.03 +15 33.2 0.516 1.079 85.0 66.5 15.4
2004 10 30 19 19.74 +14 25.2 0.563 1.051 79.8 68.4 15.5
2004 11 01 19 07.85 +13 25.5 0.611 1.023 75.1 69.6 15.5
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-S81
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