MPEC 2012-O19 : 2012 OB1
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M.P.E.C. 2012-O19 Issued 2012 July 21, 17:12 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 OB1
Observations:
K12O01B* C2012 07 18.44686 23 10 00.91 +02 25 53.6 20.1 VrEO019703
K12O01B C2012 07 18.45352 23 10 01.88 +02 26 13.7 20.1 VrEO019703
K12O01B C2012 07 18.46037 23 10 03.03 +02 26 34.8 19.9 VrEO019703
K12O01B C2012 07 18.46716 23 10 04.00 +02 26 53.3 19.6 VrEO019703
K12O01B QC2012 07 18.79471 23 10 58.01 +02 43 05.8 20.0 VrEO019E12
K12O01B QC2012 07 18.79661 23 10 58.34 +02 43 11.4 20.4 VrEO019E12
K12O01B KC2012 07 19.35844523 12 32.45 +03 09 34.5 20.0 VtEO019H21
K12O01B KC2012 07 19.36226423 12 33.07 +03 09 45.2 20.1 VtEO019H21
K12O01B KC2012 07 19.36687523 12 33.78 +03 09 58.6 20.0 VtEO019H21
K12O01B KC2012 07 19.37150923 12 34.49 +03 10 11.8 20.0 VtEO019H21
K12O01B KC2012 07 19.39324023 12 38.34 +03 11 18.4 19.8 RuEO019711
K12O01B KC2012 07 19.39690323 12 38.90 +03 11 29.0 uEO019711
K12O01B KC2012 07 19.40056223 12 39.47 +03 11 39.5 19.9 RuEO019711
K12O01B KC2012 07 19.40421923 12 40.03 +03 11 50.2 20.1 RuEO019711
K12O01B HC2012 07 19.45347 23 12 47.86 +03 14 11.7 19.6 RoEO019291
K12O01B HC2012 07 19.45405 23 12 47.96 +03 14 13.6 19.8 RoEO019291
K12O01B HC2012 07 19.45462 23 12 48.03 +03 14 15.0 19.6 RoEO019291
K12O01B KC2012 07 20.06272 23 14 28.93 +03 43 21.4 19.4 VvEO019I93
K12O01B KC2012 07 20.07098 23 14 30.21 +03 43 44.9 19.8 VvEO019I93
K12O01B KC2012 07 20.08057 23 14 31.68 +03 44 12.4 19.9 VvEO019I93
K12O01B KC2012 07 20.36680 23 15 18.49 +03 57 59.7 19.3 RuEO019H36
K12O01B KC2012 07 20.37597 23 15 19.85 +03 58 26.1 19.5 RuEO019H36
K12O01B KC2012 07 20.38058 23 15 20.59 +03 58 40.4 19.6 RuEO019H36
K12O01B HC2012 07 20.38950 23 15 22.46 +03 59 08.5 19.8 RoEO019291
K12O01B HC2012 07 20.39010 23 15 22.51 +03 59 10.1 19.2 RoEO019291
K12O01B HC2012 07 20.39069 23 15 22.63 +03 59 11.7 19.2 RoEO019291
K12O01B KC2012 07 21.39348 23 18 05.45 +04 47 19.1 19.2 RuEO019H36
K12O01B KC2012 07 21.39636 23 18 05.92 +04 47 27.3 19.4 RuEO019H36
Observer details:
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
703 Catalina Sky Survey. Observer A. Boattini. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
711 McDonald Observatory. Observer T. Lister. 1.0-m f/8 Ritchey-Chretien
+ CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. Measurers J. D. Ahern,
E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Vorobjov, L. Buzzi, S. Foglia. 0.61-m f/4.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/5.0 reflector + CCD.
Orbital elements:
2012 OB1 Earth MOID = 0.1962 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 15.82175 (2000.0) P Q
n 0.28616410 Peri. 31.29533 +0.80399258 +0.58431310
a 2.2806534 Node 292.55012 -0.56727729 +0.69803966
e 0.4741951 Incl. 6.86155 -0.17830428 +0.41390679
P 3.44 H 20.5 G 0.15 U 8
Residuals in seconds of arc
120718 703 0.7+ 0.8- 120719 711 0.3+ 0.2- 120720 H36 0.2+ 0.3-
120718 703 0.4- 0.1+ 120719 711 0.2+ 0.1- 120720 H36 0.6- 0.3-
120718 703 0.8+ 1.5+ 120719 711 0.2+ 0.2- 120720 H36 0.1- 0.7+
120718 703 0.6- 0.5+ 120719 711 0.1+ 0.0 120720 291 0.2+ 0.1+
120718 E12 0.4- 0.2- 120719 291 0.1+ 0.2+ 120720 291 0.4- 0.0
120718 E12 0.0 0.0 120719 291 0.2+ 0.4+ 120720 291 0.0 0.1-
120719 H21 0.2+ 0.0 120719 291 0.0 0.2+ 120721 H36 0.3- 0.2+
120719 H21 0.6+ 0.3- 120720 I93 0.4+ 0.2+ 120721 H36 0.2+ 0.1+
120719 H21 0.4+ 0.2- 120720 I93 0.2+ 0.1-
120719 H21 0.3+ 0.4- 120720 I93 0.1- 0.3-
Ephemeris:
2012 OB1 a,e,i = 2.28, 0.47, 7 q = 1.1992
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 06 21 21 48 27.2 -16 36 45 0.4019 1.2944 126.1 39.4 20.6
...
2012 07 06 22 33 54.6 -07 07 28 0.3318 1.2437 126.7 41.0 20.2
...
2012 07 14 22 57 25.9 -01 05 11 0.3068 1.2239 126.4 41.9 20.0
...
2012 07 20 23 14 17.8 +03 40 38 0.2933 1.2127 126.2 42.6 19.9
2012 07 21 23 17 01.3 +04 28 40 0.2915 1.2111 126.1 42.7 19.9
2012 07 22 23 19 43.2 +05 16 40 0.2899 1.2096 126.1 42.8 19.9
...
2012 07 28 23 35 16.7 +10 01 39 0.2822 1.2029 125.9 43.1 19.8
...
2012 08 05 23 54 02.5 +16 00 25 0.2776 1.1992 126.1 43.1 19.8
...
2012 08 20 00 21 00.9 +25 06 16 0.2828 1.2091 128.7 40.8 19.8
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-O19
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