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M.P.E.C. 2001-A45 Issued 2001 Jan. 11, 23:57 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
2000 AE6
Revision to MPEC 2000-A20
Observations:
K00A06E 1 1990 11 28.43889 08 04 33.88 +01 55 52.5 261
K00A06E 1 1990 11 28.49792 08 04 35.01 +01 56 35.7 261
Observer details:
261 Palomar-DSS. Trail located and measured by DANEOPS (R. Stoss, A. Gnadig).
1.2-m Schmidt.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
901128 261 0.21+ 0.08+ 901128 261 0.21+ 0.08+ -0.18 day
Orbital elements:
2000 AE6
Epoch 2001 Apr. 1.0 TT = JDT 2452000.5 Williams
M 125.71462 (2000.0) P Q
n 0.22095953 Peri. 277.04881 +0.76080086 -0.62519566
a 2.7097396 Node 121.81032 +0.64633404 +0.70569308
e 0.5580829 Incl. 11.82235 +0.05860342 +0.33335816
P 4.46 H 17.5 G 0.15 U 3
Residuals in seconds of arc
901128 261 1.2+ 0.3+ 000106 595 0.5- 0.3- 000113 046 0.3+ 0.8-
901128 261 1.1- 0.5- 000106 595 0.4+ 0.3+ 000126 595 0.2- 0.7+
000104 704 0.6- 0.5- 000106 118 0.4+ 0.5+ 000127 595 1.0- 0.2-
000104 704 0.2+ 0.8+ 000106 118 0.0 0.8+ 000128 402 0.1- 0.2-
000104 704 0.6- 1.1+ 000106 651 0.4- 0.8- 000128 402 0.6+ 0.4-
000105 704 0.6+ 0.1+ 000106 651 0.1- 0.5- 000128 402 0.6+ 0.5+
000105 704 0.7+ 0.3- 000106 651 1.2+ 0.3- 000128 360 0.3+ 0.2-
000105 704 0.9+ 0.0 000110 360 1.0- 0.9+ 000128 360 0.6+ 0.0
000105 422 0.2- 0.2- 000110 360 0.1- 0.9+ 000128 360 0.3+ 0.3-
000105 422 0.7- 0.7- 000110 360 0.6+ 0.5+ 000203 704 0.3+ 0.2-
000105 422 0.0 0.5- 000111 587 0.7- 0.1- 000203 704 0.4+ 0.5-
000106 046 0.3+ 0.5+ 000111 587 0.0 0.5+ 000203 704 0.4+ 1.3+
000106 046 0.1- 0.2- 000111 587 0.3- 0.9- 000203 704 0.5- 1.3+
000106 046 0.5- 0.2+ 000113 046 0.6- 0.4+ 000224 413 0.1- 0.8-
000106 046 0.8- 0.3+ 000113 046 0.1- 0.3+ 000224 413 0.4- 0.8-
000106 046 0.3- 0.6+ 000113 046 0.4- 0.9- 000224 413 0.2+ 0.1-
000106 595 0.7+ 1.0- 000113 046 0.0 0.8-
Gareth V. Williams (C) Copyright 2001 MPC M.P.E.C. 2001-A45
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