MPEC 2000-B17 : 1999 RK215
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Read MPEC 2011-A25
M.P.E.C. 2000-B17 Issued 2000 Jan. 22, 22:02 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 RK215
Observations:
J99RL5K*1C1999 09 07.51117 00 45 08.61 -04 59 59.6 24.3 R 568
J99RL5K 1C1999 09 07.55015 00 45 08.46 -05 00 00.8 23.4 R 568
J99RL5K 1C1999 09 07.59142 00 45 08.28 -05 00 01.5 23.1 R 568
J99RL5K 1C1999 09 10.59454 00 44 56.64 -05 01 37.4 23.8 R 568
J99RL5K 1C1999 09 10.60498 00 44 56.59 -05 01 37.9 23.4 R 568
J99RL5K 1C1999 10 10.41986 00 42 48.82 -05 16 47.9 23.6 R 568
J99RL5K 1C1999 10 10.46961 00 42 48.62 -05 16 49.3 23.6 R 568
J99RL5K 1C1999 10 11.44638 00 42 44.33 -05 17 16.4 23.6 R 568
J99RL5K 1C1999 10 11.49807 00 42 44.10 -05 17 17.7 23.5 R 568
J99RL5K 1C1999 11 11.38953 00 40 41.23 -05 28 03.0 23.6 R 568
J99RL5K 1C1999 11 11.44068 00 40 41.03 -05 28 03.6 24.2 R 568
Observer details:
568 Mauna Kea. Observers D. C. Jewitt, J. X. Luu, C. A. Trujillo, S. S.
Sheppard, D. J. Tholen. 3.6-m Canada-France-Hawaii Telescope + CCD.
Orbital elements:
1999 RK215
Epoch 1999 Oct. 9.0 TT = JDT 2451460.5 Marsden
M 110.96558 (2000.0) P Q
n 0.00393587 Peri. 103.44327 -0.46856681 +0.87320455
a 39.7291329 Node 137.76087 -0.86789263 -0.42667649
e 0.1664410 Incl. 11.49919 -0.16494704 -0.23550158
P 250 H 7.7 G 0.15
From 11 observations 1999 Sept. 7-Nov. 11.
Ephemeris:
1999 RK215 a,e,i = 39.73, 0.17, 11 q = 33.117
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2000 01 17 00 39.84 -05 20.9 43.309 43.000 71.1 1.2 24.2
2000 01 27 00 40.26 -05 16.4 43.469 43.004 61.2 1.1 24.2
2000 02 06 00 40.81 -05 11.2 43.616 43.007 51.4 1.0 24.2
2000 02 16 00 41.47 -05 05.5 43.744 43.011 41.7 0.9 24.2
2000 02 26 00 42.24 -04 59.5 43.850 43.015 32.1 0.7 24.2
2000 06 05 00 50.66 -04 13.7 43.470 43.051 65.0 1.2 24.2
2000 06 15 00 51.13 -04 13.1 43.318 43.055 74.3 1.3 24.2
2000 06 25 00 51.47 -04 13.4 43.159 43.058 83.7 1.3 24.2
2000 07 05 00 51.68 -04 14.6 42.996 43.062 93.0 1.4 24.2
2000 07 15 00 51.75 -04 16.7 42.835 43.065 102.4 1.3 24.2
2000 07 25 00 51.68 -04 19.7 42.680 43.069 111.9 1.3 24.2
2000 08 04 00 51.47 -04 23.3 42.536 43.073 121.4 1.2 24.2
2000 08 14 00 51.13 -04 27.6 42.407 43.076 130.9 1.0 24.2
2000 08 24 00 50.68 -04 32.4 42.296 43.080 140.4 0.9 24.1
2000 09 03 00 50.13 -04 37.5 42.209 43.083 149.8 0.7 24.1
2000 09 13 00 49.50 -04 42.8 42.147 43.087 158.9 0.5 24.1
2000 09 23 00 48.81 -04 48.1 42.112 43.091 167.1 0.3 24.1
2000 10 03 00 48.08 -04 53.1 42.107 43.094 170.7 0.2 24.1
2000 10 13 00 47.35 -04 57.8 42.131 43.098 165.6 0.3 24.1
2000 10 23 00 46.63 -05 01.9 42.184 43.101 157.0 0.5 24.1
2000 11 02 00 45.96 -05 05.4 42.265 43.105 147.5 0.7 24.1
2000 11 12 00 45.37 -05 08.0 42.372 43.109 137.7 0.9 24.2
2000 11 22 00 44.87 -05 09.7 42.501 43.112 127.7 1.0 24.2
2000 12 02 00 44.48 -05 10.4 42.649 43.116 117.7 1.2 24.2
2000 12 12 00 44.22 -05 10.1 42.811 43.119 107.6 1.2 24.2
2000 12 22 00 44.11 -05 08.7 42.983 43.123 97.6 1.3 24.2
2001 01 01 00 44.14 -05 06.4 43.158 43.127 87.5 1.3 24.2
2001 01 11 00 44.32 -05 03.2 43.332 43.130 77.5 1.3 24.2
2001 01 21 00 44.65 -04 59.1 43.500 43.134 67.6 1.2 24.2
The partially assumed 2:3 Neptune-resonance orbital elements for 1999
RK215 keep the object more than 16 AU from Neptune over a 14 000-year period.
Brian G. Marsden (C) Copyright 2000 MPC M.P.E.C. 2000-B17
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