MPEC 2003-H32 : 2002 GY32
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M.P.E.C. 2003-H32 Issued 2003 Apr. 25, 20:14 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 GY32
Revision to MPEC 2002-K15
Additional Observations:
K02G32Y C2003 03 06.49622 14 18 18.65 -14 09 09.4 22.2 R 662
K02G32Y C2003 03 06.53066 14 18 18.53 -14 09 08.4 662
K02G32Y C2003 04 21.15961 14 14 56.93 -13 51 52.6 20.4 R 304
K02G32Y C2003 04 21.24663 14 14 56.47 -13 51 50.2 304
Observer details:
662 Lick Observatory, Mount Hamilton. Observers E. I. Chiang, A. B. Jordan.
3-m reflector + CCD.
304 Las Campanas Observatory. Observers J. L. Elliot, K. B. Clancy.
Measurer S. D. Kern. Clay 6.5-m telescope + MagIC CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
030306 662 0.06- 0.02+ 030421 304 0.05- 0.02+ MPO 41765
Orbital elements:
2002 GY32
Epoch 2003 June 10.0 TT = JDT 2452800.5 MPC
M 14.60445 (2000.0) P Q
n 0.00396372 Peri. 333.10021 -0.94752938 +0.31887329
a 39.5427735 Node 225.51379 -0.28731196 -0.88040880
e 0.0928798 Incl. 1.81024 -0.14014244 -0.35099881
P 249 H 6.3 G 0.15 U 7
Residuals in seconds of arc
020406 807 0.1- 0.1+ 020809 807 0.7- 0.1+ 030306 662 0.0 0.6+
020406 807 0.0 0.3- 020810 807 1.1+ 0.5- 030421 304 0.2- 0.4-
020407 807 0.2- 0.1+ 020811 807 0.3- 0.2+ 030421 304 0.0 0.4-
020411 568 0.1+ 0.0 020812 807 0.2- 0.4+
020411 568 0.1+ 0.0 030306 662 0.2+ 0.2+
Ephemeris:
2002 GY32 a,e,i = 39.54, 0.09, 2 q = 35.870
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2003 04 21 14 14.96 -13 51.9 35.010 36.010 174.3 0.2 21.9
2003 05 01 14 14.07 -13 47.3 35.006 36.011 175.7 0.1 21.8
2003 05 11 14 13.19 -13 42.7 35.031 36.011 165.8 0.4 21.9
2003 05 21 14 12.36 -13 38.3 35.085 36.012 156.0 0.7 21.9
2003 05 31 14 11.61 -13 34.2 35.166 36.013 146.2 0.9 22.0
2003 06 10 14 10.96 -13 30.7 35.271 36.014 136.4 1.1 22.0
2003 06 20 14 10.44 -13 27.9 35.397 36.014 126.7 1.3 22.0
2003 06 30 14 10.07 -13 25.8 35.541 36.015 117.1 1.4 22.0
2003 07 10 14 09.86 -13 24.5 35.697 36.016 107.5 1.5 22.0
2003 07 20 14 09.82 -13 24.1 35.862 36.017 98.0 1.6 22.1
2003 07 30 14 09.96 -13 24.7 36.031 36.018 88.5 1.6 22.1
2003 08 09 14 10.27 -13 26.1 36.199 36.018 79.0 1.6 22.1
2003 08 19 14 10.75 -13 28.4 36.361 36.019 69.5 1.5 22.1
2003 08 29 14 11.39 -13 31.5 36.514 36.020 60.0 1.4 22.1
2003 09 08 14 12.17 -13 35.5 36.653 36.021 50.5 1.2 22.1
2003 09 18 14 13.09 -13 40.0 36.774 36.022 41.0 1.0 22.1
2003 09 28 14 14.12 -13 45.2 36.873 36.022 31.5 0.8 22.1
This 2:3 Neptune librator remains more than 9 AU from Neptune over a
14 000-year period.
Brian G. Marsden (C) Copyright 2003 MPC M.P.E.C. 2003-H32
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