MPEC 2008-G57 : 2008 GB4
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M.P.E.C. 2008-G57 Issued 2008 Apr. 9, 16:43 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
2008 GB4
Observations:
K08G04B* C2008 04 09.17160 09 39 19.36 -10 50 22.1 18.2 V EG057703
K08G04B C2008 04 09.17861 09 39 28.11 -10 46 04.0 18.1 V EG057703
K08G04B C2008 04 09.18564 09 39 36.97 -10 41 41.9 17.9 V EG057703
K08G04B C2008 04 09.19266 09 39 45.68 -10 37 26.0 18.2 V EG057703
K08G04B C2008 04 09.21876 09 40 18.55 -10 21 20.5 18.7 V EG057703
K08G04B C2008 04 09.21917 09 40 19.05 -10 21 04.8 18.4 V EG057703
K08G04B C2008 04 09.21960 09 40 19.56 -10 20 50.3 18.2 V EG057703
K08G04B C2008 04 09.22001 09 40 20.10 -10 20 32.9 18.3 V EG057703
K08G04B C2008 04 09.27014 09 41 23.35 -09 49 33.0 18.9 V EG057703
K08G04B C2008 04 09.27056 09 41 23.87 -09 49 18.8 18.5 V EG057703
K08G04B C2008 04 09.27096 09 41 24.46 -09 49 02.1 19.0 V EG057703
K08G04B C2008 04 09.27138 09 41 24.93 -09 48 48.3 18.5 V EG057703
K08G04B C2008 04 09.37086 09 43 43.51 -08 43 23.4 18.5 R EG057474
K08G04B C2008 04 09.37133 09 43 44.14 -08 43 06.2 18.3 R EG057474
K08G04B C2008 04 09.37178 09 43 44.69 -08 42 49.0 18.5 R EG057474
K08G04B C2008 04 09.37237 09 43 45.41 -08 42 27.3 18.5 R EG057474
K08G04B C2008 04 09.37307 09 43 46.29 -08 42 01.2 18.1 R EG057474
K08G04B C2008 04 09.42122 09 44 47.14 -08 12 00.3 18.8 R EG057474
K08G04B C2008 04 09.42260 09 44 48.90 -08 11 08.3 18.6 R EG057474
K08G04B C2008 04 09.42398 09 44 50.64 -08 10 16.5 18.3 R EG057474
K08G04B C2008 04 09.42537 09 44 52.41 -08 09 24.4 18.8 R EG057474
Observer details:
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. Measurer
P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
703 Catalina Sky Survey. Observer R. E. Hill. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
Orbital elements:
2008 GB4 Earth MOID = 0.0332 AU
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 38.05033 (2000.0) P Q
n 0.61233277 Peri. 328.26073 -0.95371170 -0.24937404
a 1.3734443 Node 199.56380 +0.23709677 -0.96732105
e 0.2699210 Incl. 30.12634 -0.18498409 +0.04585389
P 1.61 H 23.3 G 0.15 U 8
Residuals in seconds of arc
080409 703 1.1+ 0.2+ 080409 703 0.7+ 1.2+ 080409 474 0.8+ 0.1+
080409 703 0.5+ 0.1- 080409 703 0.1+ 0.6+ 080409 474 0.4+ 0.2-
080409 703 (1.2+ 2.7+) 080409 703 0.0 0.8- 080409 474 0.3+ 0.3-
080409 703 0.2- 0.6- 080409 703 1.2+ 1.0+ 080409 474 0.4+ 0.2-
080409 703 1.1+ 0.2- 080409 703 0.3+ 0.8- 080409 474 0.7+ 0.1+
080409 703 0.8+ 0.4+ 080409 474 0.5+ 0.0 080409 474 0.6+ 0.2+
080409 703 0.4+ 1.1- 080409 474 1.0+ 0.3- 080409 474 0.8+ 0.2+
Ephemeris:
2008 GB4 a,e,i = 1.37, 0.27, 30 q = 1.0027
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 04 04 07 54.44 -45 55.8 0.0748 1.022 104.7 71.2 20.2
2008 04 06 08 31.91 -36 43.2 0.0609 1.025 112.1 64.7 19.6
2008 04 08 09 13.71 -22 04.2 0.0509 1.029 121.8 55.8 18.9
2008 04 10 09 57.51 -02 09.8 0.0471 1.033 130.4 47.6 18.5
2008 04 12 10 40.23 +17 40.5 0.0512 1.037 132.0 45.9 18.7
2008 04 14 11 19.21 +32 14.5 0.0615 1.042 127.9 49.4 19.2
2008 04 16 11 53.00 +41 27.0 0.0756 1.047 123.1 53.4 19.7
2008 04 18 12 21.38 +47 07.1 0.0917 1.052 119.1 56.5 20.3
2008 04 20 12 44.86 +50 40.9 0.109 1.057 116.1 58.6 20.7
2008 04 22 13 04.18 +52 59.3 0.127 1.063 113.7 60.0 21.1
2008 04 24 13 20.15 +54 31.1 0.145 1.068 111.9 60.9 21.4
2008 04 26 13 33.41 +55 33.0 0.163 1.074 110.4 61.4 21.7
2008 04 28 13 44.53 +56 14.7 0.182 1.080 109.1 61.7 22.0
2008 04 30 13 53.93 +56 42.2 0.200 1.086 108.1 61.8 22.2
2008 05 02 14 01.96 +56 59.6 0.219 1.093 107.2 61.7 22.4
2008 05 04 14 08.87 +57 09.2 0.237 1.099 106.5 61.6 22.6
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-G57
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