MPEC 2001-T18: 2000 GB147
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M.P.E.C. 2001-T18 Issued 2001 Oct. 6, 18:58 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
2000 GB147
Revision to MPEC 2000-H21
Observations:
K00GE7B 2C2001 09 14.33272 23 09 36.71 +18 02 19.1 21.4 R 568
K00GE7B 2C2001 09 14.33683 23 09 36.35 +18 02 18.5 21.3 R 568
K00GE7B 2C2001 09 16.42069 23 06 35.30 +17 56 34.0 21.2 R 568
K00GE7B 2C2001 09 16.42485 23 06 34.94 +17 56 33.2 21.3 R 568
K00GE7B 2C2001 09 18.47079 23 03 38.77 +17 49 43.4 21.2 R 568
K00GE7B 2C2001 09 18.47492 23 03 38.42 +17 49 42.5 21.2 R 568
K00GE7B 2C2001 09 20.50998 23 00 45.49 +17 41 48.8 20.9 R 568
K00GE7B 2C2001 09 20.51212 23 00 45.32 +17 41 48.3 20.9 R 568
Observer details:
568 Mauna Kea. Observer D. J. Tholen. 2.2-m University of Hawaii reflector
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
010914 568 0.08+ 0.07+ 010920 568 0.08+ 0.07+ MPO 13665 -0.36 day
Orbital elements:
2000 GB147
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 Marsden
M 214.23375 (2000.0) P Q
n 0.40880824 Peri. 212.11197 -0.94146853 -0.24407595
a 1.7979997 Node 311.88897 +0.33521249 -0.75075271
e 0.3088872 Incl. 18.20015 -0.03563131 -0.61383816
P 2.41 H 18.7 G 0.15 U 3
Residuals in seconds of arc
000402 568 0.4+ 0.0 000406 568 0.2- 0.0 010914 568 0.5- 0.1+
000402 568 0.1+ 0.0 000406 568 0.0 0.2- 010914 568 0.4- 0.1+
000403 568 0.1- 0.1+ 000428 568 0.2- 0.2+ 010916 568 0.3- 0.1+
000403 568 0.1+ 0.2+ 000428 568 0.3- 0.2+ 010916 568 0.2- 0.1+
000404 568 0.1+ 0.1- 000523 568 0.2+ 0.0 010918 568 0.3+ 0.0
000404 568 0.0 0.0 000523 568 0.1+ 0.3- 010918 568 0.5+ 0.0
000405 568 0.2- 0.0 000531 568 0.3+ 0.3+ 010920 568 0.1+ 0.1-
000405 568 0.1- 0.1- 000601 568 0.0 0.0 010920 568 0.3+ 0.1-
Ephemeris:
2000 GB147 a,e,i = 1.80, 0.31, 18 q = 1.2426
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 09 28 22 50.72 +17 04.7 1.378 2.320 153.7 11.0 21.9
2001 10 08 22 39.41 +16 01.1 1.415 2.309 145.4 14.2 22.1
2001 10 18 22 31.35 +14 51.7 1.474 2.296 135.8 17.6 22.3
2001 10 28 22 26.99 +13 46.6 1.550 2.281 126.0 20.6 22.5
2001 11 07 22 26.25 +12 53.1 1.639 2.265 116.7 23.0 22.6
2001 11 17 22 28.84 +12 15.2 1.737 2.247 107.8 24.8 22.8
2001 11 27 22 34.37 +11 55.0 1.840 2.227 99.6 25.9 22.9
2001 12 07 22 42.39 +11 52.6 1.944 2.206 91.8 26.5 23.1
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-T18
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