MPEC 2012-U67 : 2012 SF51 = 2010 JG123
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M.P.E.C. 2012-U67 Issued 2012 Oct. 22, 16:46 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
2012 SF51 = 2010 JG123
Revision to MPEC 2012-U65
Additional Observations:
K12S51F C1992 09 23.25394 23 52 56.73 -02 25 39.9 20.4 ViEU067691
K12S51F C1992 09 23.27210 23 52 55.60 -02 25 44.6 iEU067691
K12S51F C1992 09 23.29628 23 52 54.15 -02 25 50.0 iEU067691
K12S51F C1996 09 21.37531 00 01 21.62 -00 44 06.7 iEU067691
K12S51F C1996 09 21.39628 00 01 20.32 -00 44 11.7 20.5 ViEU067691
K12S51F C1996 09 21.41768 00 01 18.98 -00 44 16.5 iEU067691
K12S51F C2008 08 23.40112 00 46 38.96 +05 18 30.7 oEU067691
K12S51F C2008 08 23.42216 00 46 38.16 +05 18 29.5 oEU067691
K12S51F C2008 08 23.43975 00 46 37.48 +05 18 28.7 oEU067691
Observer details:
691 Steward Observatory, Kitt Peak. Observers J. V. Scotti, R. S. McMillan.
0.9-m Spacewatch telescope.
Orbital elements:
2012 SF51 = 2010 JG123 Earth MOID = 0.1658 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 277.72649 (2000.0) P Q
n 0.24907425 Peri. 156.61682 -0.92530887 -0.37914395
a 2.5017860 Node 1.17870 +0.26693561 -0.66490317
e 0.6880007 Incl. 20.80118 +0.26934899 -0.64354770
P 3.96 H 15.5 G 0.15 U 2
Residuals in seconds of arc
920923 691 0.8- 0.2+ 100513 C51 0.2+ 0.1+ 121009 G96 0.4+ 0.2-
920923 691 0.9- 0.2- 100514 C51 0.3+ 1.3- 121021 703 0.2- 0.2-
920923 691 0.2- 0.2+ 120924 G96 0.3+ 0.1- 121021 703 0.4+ 0.5+
960921 691 0.6+ 0.2- 120924 G96 0.2+ 0.2- 121021 703 1.2- 0.7+
960921 691 0.8+ 0.2- 120924 G96 0.7+ 0.1- 121021 703 0.7- 0.4+
960921 691 0.8+ 0.1+ 120924 G96 0.6+ 0.4- 121021 703 0.1- 1.6+
080823 691 0.2+ 0.0 120925 703 0.8- 0.3- 121021 703 0.2- 0.6+
080823 691 0.2- 0.0 120925 703 1.0- 0.9- 121021 703 0.4- 0.1-
080823 691 0.6- 0.3+ 120925 703 0.3- 1.3- 121021 703 0.4- 0.2+
100513 C51 (2.9+ 0.1+) 120925 703 0.4- 0.6+ 121022 291 0.5+ 0.1-
100513 C51 0.0 0.4- 121009 G96 0.5+ 0.2- 121022 291 0.5+ 0.1+
100513 C51 0.4- 1.6+ 121009 G96 0.4+ 0.2- 121022 291 0.3+ 0.0
100513 C51 (1.8- 2.4+) 121009 G96 0.1- 0.8-
Ephemeris:
2012 SF51 a,e,i = 2.50, 0.69, 21 q = 0.7806
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 09 22 00 28 33.3 +05 54 47 2.3383 3.3313 170.0 3.0 20.3
...
2012 10 07 00 11 24.0 +04 57 26 2.2666 3.2556 170.0 3.0 20.1
...
2012 10 15 00 02 18.8 +04 24 48 2.2582 3.2137 160.1 6.1 20.3
...
2012 10 21 23 55 53.9 +04 01 23 2.2649 3.1815 152.6 8.3 20.4
2012 10 22 23 54 52.7 +03 57 39 2.2670 3.1761 151.3 8.7 20.4
2012 10 23 23 53 52.4 +03 53 59 2.2694 3.1707 150.1 9.0 20.4
...
2012 10 29 23 48 12.9 +03 33 28 2.2894 3.1377 142.7 11.1 20.5
...
2012 11 06 23 41 48.3 +03 11 09 2.3296 3.0928 133.1 13.5 20.6
...
2012 11 21 23 33 53.4 +02 49 18 2.4369 3.0055 116.1 17.2 20.7
Gareth V. Williams (C) Copyright 2012 MPC M.P.E.C. 2012-U67
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