MPEC 2000-Y30: 2000 YG4
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M.P.E.C. 2000-Y30 Issued 2000 Dec. 22, 21:10 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 YG4
Observations:
K00Y04G* C2000 12 17.47248 07 32 52.02 +20 13 31.8 20.1 V 691
K00Y04G C2000 12 17.49617 07 32 54.00 +20 13 12.6 19.9 V 691
K00Y04G C2000 12 17.51930 07 32 55.95 +20 12 54.1 20.1 V 691
K00Y04G C2000 12 18.43016 07 34 20.48 +20 00 55.0 20.8 V 691
K00Y04G C2000 12 18.43437 07 34 20.83 +20 00 50.6 20.5 V 691
K00Y04G C2000 12 18.43846 07 34 21.15 +20 00 47.1 20.6 V 691
K00Y04G C2000 12 19.43156 07 35 52.92 +19 47 15.0 19.9 V 691
K00Y04G C2000 12 19.43569 07 35 53.27 +19 47 11.5 19.8 V 691
K00Y04G C2000 12 19.43975 07 35 53.60 +19 47 08.1 19.9 V 691
K00Y04G HC2000 12 20.32867 07 37 17.16 +19 34 38.7 19.8 V 691
K00Y04G HC2000 12 20.33279 07 37 17.59 +19 34 34.8 20.3 V 691
K00Y04G HC2000 12 20.33678 07 37 17.91 +19 34 31.3 20.2 V 691
K00Y04G C2000 12 21.06678 07 38 25.18 +19 23 49.9 557
K00Y04G C2000 12 21.06929 07 38 25.39 +19 23 47.3 19.6 V 557
K00Y04G C2000 12 21.31193 07 38 49.08 +19 20 20.9 19.6 V 691
K00Y04G C2000 12 21.31659 07 38 49.46 +19 20 16.8 19.5 V 691
K00Y04G C2000 12 21.32109 07 38 49.81 +19 20 12.8 19.3 V 691
Observer details:
557 Ondrejov. Observers P. Pravec, L. Sarounova, P. Kusnirak. 0.65-m f/3.6
reflector + CCD.
691 Steward Observatory, Kitt Peak. Observers A. F. Tubbiolo, A. E. Gleason,
J. A. Larsen, N. L. Carpenter. 0.9-m Spacewatch telescope.
Orbital elements:
2000 YG4
Epoch 2000 Dec. 2.0 TT = JDT 2451880.5 Williams
M 338.20031 (2000.0) P Q
n 0.29353526 Peri. 243.09328 -0.83757757 -0.54443898
a 2.2423111 Node 263.88850 +0.51600317 -0.76115519
e 0.5048983 Incl. 2.60992 +0.17945626 -0.35246130
P 3.36 H 21.0 G 0.15
From 17 observations 2000 Dec. 17-21.
Ephemeris:
2000 YG4 a,e,i = 2.24, 0.50, 3 q = 1.1102
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2000 12 22 07 39.88 +19 10.2 0.304 1.269 156.8 17.8 19.9
2001 01 01 07 56.38 +16 11.5 0.246 1.220 162.1 14.3 19.2
2001 01 11 08 15.94 +12 05.4 0.200 1.178 165.3 12.2 18.6
2001 01 21 08 40.66 +06 37.7 0.166 1.145 165.1 12.8 18.1
2001 01 31 09 12.17 -00 03.7 0.143 1.122 162.0 15.8 17.9
2001 02 10 09 50.38 -07 06.8 0.133 1.111 158.1 19.3 17.8
2001 02 20 10 31.22 -13 01.1 0.134 1.112 155.6 21.5 17.9
2001 03 02 11 08.72 -16 36.3 0.145 1.125 155.8 21.2 18.1
2001 03 12 11 38.91 -17 52.6 0.165 1.149 158.6 18.4 18.3
2001 03 22 12 00.97 -17 31.3 0.194 1.183 163.0 14.2 18.6
2001 04 01 12 16.76 -16 18.2 0.232 1.226 166.7 10.8 19.0
2001 04 11 12 28.88 -14 51.8 0.281 1.277 166.2 10.8 19.4
2001 04 21 12 39.23 -13 34.7 0.341 1.332 161.4 13.9 20.1
2001 05 01 12 49.23 -12 38.3 0.413 1.392 154.7 18.0 20.7
2001 05 11 12 59.68 -12 06.7 0.498 1.455 147.7 21.8 21.4
2001 05 21 13 10.81 -11 57.9 0.596 1.520 140.7 24.9 21.9
Gareth V. Williams (C) Copyright 2000 MPC M.P.E.C. 2000-Y30
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