MPEC 2000-U47 : 1999 RL41
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M.P.E.C. 2000-U47 Issued 2000 Oct. 31, 19:58 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
1999 RL41
Observations:
J99R41L 1 1988 10 08.28125 01 31 52.37 +12 56 45.1 261
J99R41L 1 1988 10 08.31250 01 31 49.31 +12 57 08.9 261
J99R41L 1999 09 08.35019 00 54 48.21 -14 09 17.2 17.1 R 703
J99R41L 1999 09 08.36005 00 54 47.28 -14 09 01.3 16.9 R 703
J99R41L 1999 09 08.37012 00 54 46.43 -14 08 45.3 17.1 R 703
J99R41L 1999 09 08.38019 00 54 45.47 -14 08 30.4 17.1 R 703
Observer details:
261 Palomar-DSS. Trail located and measured by DANEOPS (R. Stoss, A. Gnadig).
1.2-m Schmidt.
703 Catalina Sky Survey. Observers C. W. Hergenrother, T. B. Spahr.
0.41-m f/3 Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
881008 261 0.97- 0.78- 990908 703 0.3- 0.6- MPO 639 +1.2 day
Orbital elements:
1999 RL41
Epoch 2000 Sep. 13.0 TT = JDT 2451800.5 Gnadig
M 74.36242 (2000.0) P Q
n 0.17968800 Peri. 308.44465 +0.76733573 +0.63784941
a 3.1102120 Node 12.40145 -0.44982432 +0.60867570
e 0.5461380 Incl. 17.87232 -0.45700544 +0.47187077
P 5.49 H 17.2 G 0.15 U 2
Residuals in seconds of arc
881008 261 0.8+ 0.8- 991007 703 0.4+ 0.4+ 991015 704 0.4+ 0.1-
881008 261 0.3- 0.3+ 991007 703 0.1+ 1.1+ 991016 704 0.4+ 0.0
990908 703 1.5+ 0.1+ 991007 703 0.1- 0.8+ 991016 704 0.1- 0.1-
990908 703 0.3+ 0.4+ 991007 703 0.5- 0.5+ 991016 704 0.3+ 0.4-
990908 703 0.6+ 0.4+ 991007 699 1.1- 0.3+ 991016 704 0.3+ 0.3-
990908 703 0.7- 0.7- 991007 699 0.3+ 0.3- 991016 704 0.4+ 0.5-
990913 704 0.3- 0.4- 991007 704 0.1- 0.4- 991104 703 0.3+ 0.7+
990913 704 0.3- 0.3- 991007 704 0.2- 0.5- 991104 703 0.7+ 0.2+
990913 704 0.1+ 0.0 991007 699 0.0 0.2- 991104 703 0.3+ 0.4+
990913 704 0.3- 0.2+ 991007 704 0.2+ 0.5- 991104 703 0.9- 0.3+
990913 704 0.4- 0.4- 991007 704 0.1+ 0.1- 991105 704 0.4- 0.0
990914 704 0.3- 0.1+ 991007 704 0.4+ 0.0 991105 704 0.8- 0.5-
990914 704 0.2- 0.3+ 991015 704 0.4+ 0.3+ 991105 704 0.6- 0.0
990914 704 0.5- 0.1+ 991015 704 0.2+ 0.0 991105 704 0.3- 0.0
990914 704 0.3- 0.2- 991015 704 0.3+ 0.3- 991105 704 0.8- 0.4+
990914 704 0.2- 0.2+ 991015 704 0.5+ 0.7-
Timothy B. Spahr (C) Copyright 2000 MPC M.P.E.C. 2000-U47
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