MPEC 2008-G45 : 2005 GC187
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M.P.E.C. 2008-G45 Issued 2008 Apr. 8, 17:26 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2005 GC187
Revision to MPEC 2005-H42
Additional Observations:
K05GI7C C2007 05 08.16529 14 08 47.42 -14 26 04.2 EG045304
K05GI7C C2007 05 08.24723 14 08 47.01 -14 26 02.3 EG045304
K05GI7C C2008 04 05.30120 14 17 41.46 -15 14 43.7 23.1 R EG045688
K05GI7C C2008 04 05.39182 14 17 41.16 -15 14 42.2 EG045688
Observer details:
304 Las Campanas Observatory. Observer A. Burgasser. Measurer S. D. Kern.
Clay 6.5-m telescope + CCD.
688 Lowell Observatory, Anderson Mesa Station. Observer L. H. Wasserman.
1.8-m Perkins telescope + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc and reference
070508 304 42.6- 14.9+ 080405 688 94.9- 32.6+ MPO 87668
Orbital elements:
2005 GC187
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 11.63934 (2000.0) P Q
n 0.00334253 Peri. 199.50768 -0.92885759 +0.37043341
a 44.3015344 Node 2.23666 -0.33406170 -0.83573215
e 0.1281948 Incl. 2.40119 -0.16008236 -0.40537743
P 295 H 7.1 G 0.15 U 4
Residuals in seconds of arc
050410 695 0.2- 0.0 050510 807 0.0 0.3- 050809 807 0.2+ 0.1-
050411 695 0.2- 0.3- 050607 304 0.0 0.1+ 050809 807 0.1+ 0.0
050411 695 0.1+ 0.0 050607 304 0.1- 0.2+ 070508 304 0.0 0.1+
050509 807 0.0 0.0 050709 304 0.2- 0.3+ 070508 304 0.0 0.1-
050510 807 0.1+ 0.3- 050709 304 0.1- 0.3+ 080405 688 0.9- 0.2+
050510 807 0.0 0.2+ 050807 807 0.2+ 0.1- 080405 688 0.9+ 0.3-
Ephemeris:
2005 GC187 a,e,i = 44.30, 0.13, 2 q = 38.622
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 04 04 14 17.79 -15 15.2 37.848 38.772 157.2 0.6 23.0
2008 04 14 14 17.00 -15 11.4 37.794 38.773 167.2 0.3 23.0
2008 04 24 14 16.16 -15 07.4 37.769 38.774 176.9 0.1 23.0
2008 05 04 14 15.32 -15 03.2 37.774 38.774 172.7 0.2 23.0
2008 05 14 14 14.51 -14 59.1 37.808 38.775 162.9 0.4 23.0
2008 05 24 14 13.75 -14 55.2 37.870 38.776 153.1 0.7 23.1
2008 06 03 14 13.07 -14 51.6 37.958 38.777 143.4 0.9 23.1
2008 06 13 14 12.49 -14 48.5 38.070 38.778 133.6 1.1 23.1
2008 06 23 14 12.04 -14 46.0 38.201 38.779 124.0 1.2 23.1
2008 07 03 14 11.74 -14 44.1 38.349 38.780 114.4 1.4 23.1
2008 07 13 14 11.58 -14 43.1 38.508 38.781 104.8 1.5 23.2
2008 07 23 14 11.59 -14 42.8 38.675 38.782 95.3 1.5 23.2
2008 08 02 14 11.76 -14 43.4 38.844 38.782 85.8 1.5 23.2
2008 08 12 14 12.10 -14 44.9 39.011 38.783 76.3 1.5 23.2
2008 08 22 14 12.59 -14 47.1 39.172 38.784 66.8 1.4 23.2
2008 09 01 14 13.23 -14 50.2 39.321 38.785 57.3 1.3 23.2
2008 09 11 14 14.00 -14 53.9 39.455 38.786 47.8 1.1 23.2
2008 09 21 14 14.88 -14 58.3 39.570 38.787 38.3 0.9 23.2
Brian G. Marsden (C) Copyright 2008 MPC M.P.E.C. 2008-G45
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