MPEC 2002-L21 : 2002 GG166, 2002 GH166, 2002 GJ166
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M.P.E.C. 2002-L21 Issued 2002 June 5, 16:45 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
2002 GG166, 2002 GH166, 2002 GJ166
Observations:
K02GG6G* C2002 04 09.03136 12 38 23.74 -00 39 16.9 21.9 R 807
K02GG6G C2002 04 09.12162 12 38 23.17 -00 39 13.9 807
K02GG6G C2002 05 08.32566 12 35 42.85 -00 24 34.6 22.2 R 568
K02GG6G C2002 05 08.41877 12 35 42.40 -00 24 31.7 568
K02GG6H* C2002 04 09.04270 12 41 59.38 -04 40 33.0 20.7 R 807
K02GG6H C2002 04 09.14504 12 41 58.81 -04 40 29.9 807
K02GG6H C2002 05 08.34585 12 39 29.86 -04 26 19.4 21.7 R 568
K02GG6H C2002 05 08.41063 12 39 29.57 -04 26 17.8 568
K02GG6J* C2002 04 09.04640 12 43 07.84 -01 06 21.6 22.5 R 807
K02GG6J C2002 04 09.14879 12 43 07.25 -01 06 17.8 807
K02GG6J C2002 05 08.33589 12 40 36.73 -00 50 47.2 22.5 R 568
K02GG6J C2002 05 08.42888 12 40 36.30 -00 50 45.0 568
Observer details:
568 Mauna Kea. Observers J. A. Pittachova, S. Ash, K. J. Meech. Measurers
M. W. Buie, K. J. Meech. 2.2-m University of Hawaii telescope + CCD.
807 Cerro Tololo Observatory, La Serena. Observers M. W. Buie, A. B. Jordan.
Measurers M. W. Buie, A. B. Jordan, J. L. Elliot, K. B. Clancy,
R. L. Millis, L. H. Wasserman, E. Chaing, D. E. Trilling, S. D. Kern.
4-m Blanco telescope + CCD.
Orbital elements:
Object H G Epoch M Peri. Node Incl. e a Arc C
K02GG6G 7.8 0.15 K024G 0.028 143.351 45.955 5.185 0.26514 39.40818 29EX
K02GG6H 6.4 0.15 K024G 0.028 180.953 10.768 8.594 0.17089 39.36948 29EX
K02GG6J 7.9 0.15 K024G 0.029 39.883 150.843 4.911 0.20678 39.27060 29EX
Ephemerides:
2002 GG166 a,e,i = 39.41, 0.27, 5 q = 28.959
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2002 06 05 12 34.23 -00 18.7 28.535 28.960 113.8 1.8 22.6
2002 06 15 12 34.05 -00 18.9 28.694 28.960 104.2 1.9 22.6
2002 06 25 12 34.07 -00 20.5 28.859 28.960 94.7 2.0 22.6
2002 07 05 12 34.29 -00 23.5 29.026 28.960 85.2 2.0 22.7
2002 07 15 12 34.72 -00 27.7 29.192 28.960 75.8 2.0 22.7
2002 07 25 12 35.34 -00 33.1 29.350 28.960 66.5 1.8 22.7
2002 08 04 12 36.14 -00 39.5 29.497 28.960 57.2 1.7 22.7
2002 08 14 12 37.12 -00 47.0 29.630 28.960 47.9 1.5 22.7
2002 08 24 12 38.23 -00 55.2 29.744 28.960 38.6 1.2 22.7
2002 GH166 a,e,i = 39.37, 0.17, 9 q = 32.641
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2002 06 05 12 38.06 -04 18.6 32.180 32.642 116.3 1.6 21.7
2002 06 15 12 37.84 -04 17.7 32.336 32.642 106.7 1.7 21.7
2002 06 25 12 37.81 -04 18.0 32.500 32.642 97.1 1.8 21.7
2002 07 05 12 37.96 -04 19.4 32.668 32.642 87.6 1.8 21.8
2002 07 15 12 38.29 -04 22.0 32.835 32.642 78.2 1.7 21.8
2002 07 25 12 38.80 -04 25.8 32.996 32.642 68.8 1.7 21.8
2002 08 04 12 39.47 -04 30.5 33.147 32.642 59.4 1.5 21.8
2002 08 14 12 40.30 -04 36.3 33.283 32.642 50.0 1.4 21.8
2002 08 24 12 41.26 -04 42.9 33.402 32.642 40.7 1.2 21.8
2002 09 03 12 42.33 -04 50.1 33.500 32.642 31.3 0.9 21.7
2002 GJ166 a,e,i = 39.27, 0.21, 5 q = 31.150
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2002 06 05 12 39.18 -00 43.3 30.706 31.150 115.1 1.7 23.0
2002 06 15 12 38.98 -00 42.9 30.863 31.150 105.5 1.8 23.0
2002 06 25 12 38.97 -00 43.7 31.028 31.150 96.0 1.9 23.1
2002 07 05 12 39.15 -00 45.7 31.196 31.150 86.5 1.9 23.1
2002 07 15 12 39.53 -00 48.9 31.362 31.150 77.1 1.8 23.1
2002 07 25 12 40.08 -00 53.2 31.521 31.150 67.7 1.7 23.1
2002 08 04 12 40.81 -00 58.6 31.671 31.151 58.4 1.6 23.1
2002 08 14 12 41.69 -01 04.9 31.805 31.151 49.1 1.4 23.1
2002 08 24 12 42.72 -01 11.9 31.921 31.151 39.7 1.2 23.1
2002 09 03 12 43.86 -01 19.5 32.016 31.151 30.4 0.9 23.0
The assumed perihelic 2:3 Neptune-resonance orbits keep the objects at
least 18, 14 and 13 AU, respectively, from Neptune over a 14 000-year period.
Brian G. Marsden (C) Copyright 2002 MPC M.P.E.C. 2002-L21
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