MPEC 2012-C09 : 2012 BD124
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M.P.E.C. 2012-C09 Issued 2012 Feb. 2, 00:43 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
2012 BD124
Observations:
K12BC4D* C2012 01 30.26357 09 16 00.22 +34 12 59.9 20.2 VrEC009G96
K12BC4D C2012 01 30.27228 09 15 58.89 +34 12 57.8 20.4 VrEC009G96
K12BC4D C2012 01 30.28108 09 15 57.56 +34 12 55.8 19.9 VrEC009G96
K12BC4D C2012 01 30.28984 09 15 56.16 +34 12 53.4 20.1 VrEC009G96
K12BC4D C2012 01 30.32705 09 15 50.29 +34 12 43.4 19.6 RoEC009H01
K12BC4D C2012 01 30.33520 09 15 49.01 +34 12 41.3 19.8 RoEC009H01
K12BC4D C2012 01 30.34369 09 15 47.77 +34 12 39.4 19.3 RoEC009H01
K12BC4D C2012 01 30.35313 09 15 46.24 +34 12 36.6 19.5 RoEC009H01
K12BC4D {C2012 01 30.43097809 15 34.138+34 12 15.71 19.9 RtEC009695
K12BC4D {C2012 01 30.43516809 15 33.516+34 12 14.39 20.1 RtEC009695
K12BC4D {C2012 01 30.43935209 15 32.825+34 12 13.32 19.8 RtEC009695
K12BC4D {C2012 01 30.44353609 15 32.185+34 12 11.94 20.1 RtEC009695
K12BC4D C2012 01 30.66323 09 14 59.60 +34 11 14.5 19.3 RoEC009300
K12BC4D C2012 01 30.66762 09 14 58.93 +34 11 12.9 19.6 RoEC009300
K12BC4D C2012 01 30.67202 09 14 58.26 +34 11 11.9 19.5 RoEC009300
K12BC4D C2012 01 30.67641 09 14 57.59 +34 11 11.0 19.4 RoEC009300
K12BC4D C2012 01 30.68081 09 14 56.93 +34 11 09.4 19.7 RoEC009300
K12BC4D KC2012 01 30.86857 09 14 29.34 +34 10 12.1 uEC009J95
K12BC4D KC2012 01 30.87705 09 14 28.06 +34 10 10.6 uEC009J95
K12BC4D KC2012 01 30.88550 09 14 26.81 +34 10 08.2 19.4 RuEC009J95
K12BC4D C2012 01 31.09322 09 13 56.05 +34 09 11.4 19.8 RoEC009H01
K12BC4D C2012 01 31.09996 09 13 55.04 +34 09 09.8 19.6 RoEC009H01
K12BC4D C2012 01 31.11142 09 13 53.31 +34 09 06.8 19.5 RoEC009H01
K12BC4D C2012 01 31.11886 09 13 52.20 +34 09 05.1 19.3 RoEC009H01
K12BC4D C2012 02 01.20818 09 11 11.28 +34 03 46.0 20.3 VrEC009G96
K12BC4D C2012 02 01.20874 09 11 11.18 +34 03 46.2 20.0 VrEC009G96
K12BC4D C2012 02 01.20932 09 11 11.15 +34 03 45.6 19.9 VrEC009G96
K12BC4D C2012 02 01.20991 09 11 11.01 +34 03 45.7 20.1 VrEC009G96
K12BC4D KC2012 02 01.97291 09 09 20.16 +33 59 41.2 uEC009J95
K12BC4D KC2012 02 01.98149 09 09 18.85 +33 59 38.5 uEC009J95
K12BC4D KC2012 02 01.98998 09 09 17.65 +33 59 35.3 19.9 RuEC009J95
Observer details:
300 Bisei Spaceguard Center--BATTeRS. Observers K. Nishiyama, S. Okumura.
1.0-m f/3.0 reflector + CCD.
695 Kitt Peak. Observer T. Vorobjov. 1.3-m f/13 Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observers R. A. Kowalski, A. R. Gibbs. 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. 1.5-m reflector
+ CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2012 BD124 Earth MOID = 0.0910 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 60.65138 (2000.0) P Q
n 0.35875423 Peri. 26.24695 +0.95801637 -0.28463853
a 1.9615740 Node 350.10360 +0.21493779 +0.79246832
e 0.5708029 Incl. 11.55678 +0.18975347 +0.53942087
P 2.75 H 18.9 G 0.15 U 8
Residuals in seconds of arc
120130 G96 0.5- 0.2+ 120130 695 0.4- 0.1- 120131 H01 0.3- 0.3+
120130 G96 0.2- 0.2+ 120130 300 0.1- 0.5+ 120131 H01 0.2- 0.4+
120130 G96 0.4+ 0.4+ 120130 300 0.0 0.1+ 120201 G96 0.1- 0.2-
120130 G96 0.1- 0.2+ 120130 300 0.2+ 0.3+ 120201 G96 0.3- 0.2+
120130 H01 0.1- 0.0 120130 300 0.3+ 0.6+ 120201 G96 0.4+ 0.3-
120130 H01 0.2- 0.0 120130 300 0.6+ 0.2+ 120201 G96 0.2- 0.0
120130 H01 0.8+ 0.3+ 120130 J95 0.1- 0.7- 120201 J95 0.2+ 0.2+
120130 H01 0.1+ 0.1+ 120130 J95 0.0 0.0 120201 J95 0.4- 0.2+
120130 695 0.3- 0.1+ 120130 J95 0.4+ 0.3- 120201 J95 0.2+ 0.3-
120130 695 0.0 0.0 120131 H01 0.1- 0.4+
120130 695 0.5- 0.1+ 120131 H01 0.1- 0.4+
Ephemeris:
2012 BD124 a,e,i = 1.96, 0.57, 12 q = 0.8419
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 01 03 10 26 01.1 +33 28 24 0.6333 1.4841 132.1 29.5 20.0
...
2012 01 18 09 48 51.6 +34 31 04 0.6725 1.6080 151.7 16.8 20.0
...
2012 01 26 09 27 05.3 +34 27 22 0.7127 1.6722 160.0 11.6 20.0
...
2012 02 01 09 11 41.3 +34 04 51 0.7532 1.7195 162.9 9.7 20.1
2012 02 02 09 09 16.2 +33 59 36 0.7609 1.7273 163.0 9.6 20.1
2012 02 03 09 06 54.1 +33 53 58 0.7688 1.7350 162.9 9.6 20.2
...
2012 02 09 08 53 53.1 +33 12 56 0.8213 1.7812 160.2 10.8 20.4
...
2012 02 17 08 40 04.7 +32 04 13 0.9048 1.8414 153.2 14.0 20.8
...
2012 03 03 08 25 20.3 +29 37 15 1.0977 1.9500 137.9 19.9 21.5
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-C09
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