MPEC 2000-A38: 1999 RB215, 1999 RC215
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M.P.E.C. 2000-A38 Issued 2000 Jan. 10, 22:17 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
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1999 RB215, 1999 RC215
Observations:
J99RL5B*1C1999 09 06.54065 00 26 21.09 +03 05 00.9 24.0 R 568
J99RL5B 1C1999 09 06.57078 00 26 20.93 +03 04 59.9 24.3 R 568
J99RL5B 1C1999 09 06.60771 00 26 20.72 +03 04 58.9 23.6 R 568
J99RL5B 1C1999 09 09.55351 00 26 05.44 +03 03 31.2 24.1 R 568
J99RL5B 1C1999 09 09.56510 00 26 05.37 +03 03 30.9 23.8 R 568
J99RL5B 1C1999 09 09.57670 00 26 05.30 +03 03 30.3 23.8 R 568
J99RL5B 1C1999 10 10.35425 00 23 12.60 +02 46 46.4 24.2 R 568
J99RL5B 1C1999 10 10.39580 00 23 12.40 +02 46 45.5 23.8 R 568
J99RL5B 1C1999 10 10.45692 00 23 12.06 +02 46 43.2 23.7 R 568
J99RL5B 1C1999 10 11.43385 00 23 06.55 +02 46 11.7 24.3 R 568
J99RL5B 1C1999 10 11.48545 00 23 06.26 +02 46 09.2 24.2 R 568
J99RL5B 1C1999 11 11.36506 00 20 36.71 +02 31 43.5 24.0 R 568
J99RL5B 1C1999 11 11.41458 00 20 36.51 +02 31 42.4 24.3 R 568
J99RL5C*1C1999 09 06.54065 00 28 03.40 +03 04 58.3 22.7 R 568
J99RL5C 1C1999 09 06.57078 00 28 03.27 +03 04 57.4 22.8 R 568
J99RL5C 1C1999 09 06.60771 00 28 03.14 +03 04 56.5 22.6 R 568
J99RL5C 1C1999 09 10.52316 00 27 47.68 +03 03 15.7 22.9 R 568
J99RL5C 1C1999 09 10.53360 00 27 47.65 +03 03 15.2 22.9 R 568
J99RL5C 1C1999 10 08.46757 00 25 49.04 +02 50 21.8 23.1 R 568
J99RL5C 1C1999 10 08.49378 00 25 48.96 +02 50 21.4 22.9 R 568
J99RL5C 1C1999 11 09.39538 00 23 47.11 +02 37 03.6 22.9 R 568
J99RL5C 1C1999 11 09.43564 00 23 46.98 +02 37 03.3 22.9 R 568
Observer details:
568 Mauna Kea. Observers J. X. Luu, C. A. Trujillo, D. C. Jewitt, D. J.
Tholen, S. Sheppard. 3.6-m Canada-France-Hawaii Telescope + CCD.
Orbital elements:
Object H G Epoch M Peri. Node Incl. e a Arc C
J99RL5B 9.4 0.15 J99A9 0.096 1.548 4.997 7.814 0.34575 48.31520 66EM
J99RL5C 6.8 0.15 J999J 0.000 178.145 189.013 1.418 0.0 43.49678 64EM
Ephemerides:
1999 RB215 a,e,i = 48.32, 0.35, 8 q = 31.610
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2000 01 07 00 19.91 +02 29.9 31.774 31.611 79.6 1.8 24.6
2000 01 17 00 20.44 +02 33.8 31.942 31.611 69.5 1.7 24.6
2000 01 27 00 21.14 +02 38.8 32.099 31.611 59.6 1.5 24.6
2000 02 06 00 22.02 +02 44.9 32.241 31.611 49.6 1.4 24.6
2000 02 16 00 23.03 +02 51.9 32.364 31.612 39.8 1.1 24.6
2000 02 26 00 24.17 +02 59.8 32.465 31.612 30.0 0.9 24.6
1999 RC215 a,e,i = 43.50, 0.00, 1
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2000 01 07 00 22.93 +02 31.1 43.652 43.497 80.3 1.3 23.4
2000 01 17 00 23.27 +02 33.3 43.821 43.497 70.2 1.2 23.4
2000 01 27 00 23.74 +02 36.3 43.979 43.497 60.1 1.1 23.4
2000 02 06 00 24.34 +02 40.1 44.122 43.497 50.1 1.0 23.4
2000 02 16 00 25.04 +02 44.6 44.246 43.497 40.2 0.8 23.4
2000 02 26 00 25.84 +02 49.6 44.348 43.497 30.4 0.7 23.3
The assumed 1:2 Neptune-resonance orbital elements for 1999 RB215 keep
the object more than 22 AU from Neptune over a 14 000-year period.
Brian G. Marsden (C) Copyright 2000 MPC M.P.E.C. 2000-A38
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