MPEC 2003-E57 : COMET 66P/DU TOIT
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M.P.E.C. 2003-E57 Issued 2003 Mar. 14, 21:06 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 66P/DU TOIT
Observations:
0066P C2003 03 10.51409 13 13 02.84 +01 55 42.9 20.5 T 291
0066P C2003 03 10.52147 13 13 02.56 +01 55 42.9 20.7 T 291
0066P C2003 03 10.52942 13 13 02.23 +01 55 42.6 20.5 T 291
0066P C2003 03 11.44080 13 12 26.56 +01 55 18.3 20.3 T 291
0066P C2003 03 11.44791 13 12 26.27 +01 55 18.0 20.4 T 291
0066P C2003 03 11.45563 13 12 25.95 +01 55 17.7 20.4 T 291
Observer details:
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
030310 291 0.08+ 0.06- 030311 291 0.08+ 0.06- MPC 40670 -0.25 day
Orbital elements:
66P/du Toit
Epoch 2003 Aug. 29.0 TT = JDT 2452880.5
T 2003 Aug. 27.98003 TT MPC
q 1.2742741 (2000.0) P Q
n 0.06703778 Peri. 257.24651 +0.14490732 +0.98199151
a 6.0014514 Node 22.21443 -0.73687378 +0.18886568
e 0.7876723 Incl. 18.70090 -0.66031727 +0.00473650
P 14.70
From 31 observations 1944 May 29-2003 Mar. 11, mean residual 1".19. Non-
gravitational parameters A1 = +0.32 +/- 0.03, A2 = -0.0112 +/- 0.0000.
Ephemeris:
66P/du Toit
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2003 03 12 13 12.07 +01 55.1 1.495 2.425 153.7 10.5 16.3 22.5
2003 03 22 13 03.59 +01 50.5 1.360 2.336 164.8 6.4 16.0 22.0
2003 04 01 12 52.15 +01 42.0 1.251 2.246 173.3 3.0 15.6 21.5
2003 04 11 12 38.55 +01 23.6 1.169 2.156 166.6 6.2 15.3 21.5
2003 04 21 12 24.19 +00 49.2 1.114 2.067 154.6 12.0 15.1 21.5
2003 05 01 12 10.70 -00 05.7 1.083 1.978 142.3 18.1 14.8 21.6
2003 05 11 11 59.68 -01 23.4 1.071 1.891 130.6 23.9 14.6 21.7
2003 05 21 11 52.24 -03 04.3 1.074 1.805 119.9 29.1 14.5 21.7
2003 05 31 11 48.91 -05 07.6 1.084 1.722 110.3 33.5 14.3 21.8
2003 06 10 11 49.85 -07 32.6 1.098 1.642 101.9 37.2 14.1 21.8
2003 06 20 11 54.92 -10 18.7 1.112 1.566 94.7 40.3 14.0 21.8
2003 06 30 12 03.97 -13 25.2 1.123 1.496 88.6 42.8 13.8 21.8
2003 07 10 12 16.93 -16 51.5 1.129 1.432 83.6 44.9 13.7 21.8
2003 07 20 12 33.84 -20 36.1 1.131 1.377 79.6 46.5 13.5 21.7
2003 07 30 12 54.99 -24 36.0 1.130 1.333 76.6 47.8 13.4 21.7
2003 08 09 13 20.91 -28 45.8 1.126 1.300 74.6 48.8 13.3 21.7
2003 08 19 13 52.30 -32 55.8 1.122 1.280 73.5 49.3 13.2 21.6
2003 08 29 14 30.03 -36 51.1 1.122 1.274 73.2 49.4 13.2 21.6
2003 09 08 15 14.62 -40 10.8 1.129 1.283 73.5 48.9 13.2 21.6
2003 09 18 16 05.56 -42 29.6 1.149 1.305 74.3 47.8 13.3 21.7
2003 09 28 17 00.72 -43 25.5 1.183 1.341 75.2 46.3 13.5 21.8
2003 10 08 17 56.40 -42 49.6 1.236 1.388 75.9 44.3 13.7 21.9
2003 10 18 18 48.81 -40 50.5 1.309 1.444 76.2 42.1 14.0 22.0
2003 10 28 19 35.68 -37 50.1 1.403 1.509 75.9 39.7 14.3 22.2
2003 11 07 20 16.45 -34 13.5 1.516 1.581 74.9 37.3 14.7 22.4
Brian G. Marsden (C) Copyright 2003 MPC M.P.E.C. 2003-E57
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