MPEC 2012-B103: 2012 BF86
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M.P.E.C. 2012-B103 Issued 2012 Jan. 30, 18:16 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 BF86
Observations:
K12B86F* C2012 01 27.14650 05 17 40.45 +27 11 28.7 19.6 cEB103704
K12B86F C2012 01 27.15928 05 17 37.38 +27 11 46.6 20.0 cEB103704
K12B86F C2012 01 27.17205 05 17 34.30 +27 12 06.1 20.2 cEB103704
K12B86F C2012 01 27.19767 05 17 27.94 +27 12 43.1 20.4 cEB103704
K12B86F KC2012 01 28.90273 05 11 58.98 +27 50 02.7 uEB103J95
K12B86F KC2012 01 28.90742 05 11 58.09 +27 50 07.2 uEB103J95
K12B86F KC2012 01 28.91199 05 11 57.11 +27 50 13.7 19.7 RuEB103J95
K12B86F KC2012 01 28.95195 05 11 49.20 +27 51 06.3 19.2 VuEB103I93
K12B86F KC2012 01 28.98132 05 11 43.64 +27 51 39.5 19.0 VuEB103I93
K12B86F KC2012 01 28.99843 05 11 40.38 +27 51 57.4 19.1 VuEB103I93
K12B86F C2012 01 29.06574 05 11 34.15 +27 53 34.2 19.6 RoEB103H01
K12B86F C2012 01 29.08461 05 11 30.50 +27 53 58.1 19.6 RoEB103H01
K12B86F HC2012 01 29.08486 05 11 30.81 +27 53 59.5 oEB103291
K12B86F HC2012 01 29.08638 05 11 30.49 +27 54 01.9 oEB103291
K12B86F HC2012 01 29.08788 05 11 30.18 +27 54 04.1 oEB103291
K12B86F C2012 01 29.09336 05 11 28.81 +27 54 09.0 19.8 RoEB103H01
K12B86F C2012 01 29.10411 05 11 26.71 +27 54 22.5 19.7 RoEB103H01
K12B86F KC2012 01 29.11853305 11 22.52 +27 54 34.5 19.7 VrEB103H21
K12B86F KC2012 01 29.12448105 11 21.37 +27 54 40.9 19.8 VrEB103H21
K12B86F KC2012 01 29.13116705 11 20.04 +27 54 48.5 20.0 VrEB103H21
K12B86F {C2012 01 29.13480305 11 21.085+27 55 01.78 20.1 RtEB103695
K12B86F {C2012 01 29.13751205 11 20.543+27 55 05.10 20.1 RtEB103695
K12B86F {C2012 01 29.14022605 11 20.025+27 55 08.38 20.5 RtEB103695
K12B86F {C2012 01 29.14384305 11 19.315+27 55 12.79 20.3 RtEB103695
K12B86F C2012 01 30.08578 05 08 51.07 +28 12 49.3 19.6 VrEB103G96
K12B86F HC2012 01 30.09039 05 08 50.34 +28 12 55.2 oEB103291
K12B86F HC2012 01 30.09161 05 08 50.12 +28 12 56.7 oEB103291
K12B86F C2012 01 30.09265 05 08 49.90 +28 12 56.3 19.0 VrEB103G96
K12B86F HC2012 01 30.09282 05 08 49.87 +28 12 58.0 oEB103291
K12B86F C2012 01 30.09948 05 08 48.71 +28 13 04.6 19.1 VrEB103G96
K12B86F C2012 01 30.10638 05 08 47.51 +28 13 12.8 18.7 VrEB103G96
Observer details:
291 LPL/Spacewatch II. Observers T. H. Bressi, J. V. Scotti. 1.8-m f/2.7
reflector + CCD.
695 Kitt Peak. Observer T. Vorobjov. 1.3-m f/13 Cassegrain + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia, C. Gall. 1.0-m
f/2.15 reflector + CCD.
G96 Mt. Lemmon Survey. Observer R. A. Kowalski. 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers L. Buzzi, S. Foglia, T. Vorobjov. 0.61-m f/4.0 astrograph + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/5.0 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2012 BF86 Earth MOID = 0.0242 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 222.96840 (2000.0) P Q
n 1.50224957 Peri. 196.19688 +0.69356221 +0.71424738
a 0.7550482 Node 117.82695 -0.64860760 +0.67585502
e 0.4392164 Incl. 6.09677 -0.31349584 +0.18185341
P 0.66 H 22.4 G 0.15 U 9
Residuals in seconds of arc
120127 704 0.5- 0.3+ 120129 H01 0.0 0.1- 120129 695 0.3+ 0.4-
120127 704 0.3+ 0.7- 120129 291 0.2+ 0.3- 120129 695 0.3+ 0.3-
120127 704 0.9+ 0.2+ 120129 291 0.1- 0.2+ 120130 G96 0.1+ 0.1-
120127 704 0.5- 0.4+ 120129 291 0.4- 0.4+ 120130 291 0.2+ 0.2+
120128 J95 0.1+ 0.4+ 120129 H01 0.2+ 0.2- 120130 291 0.0 0.3+
120128 J95 0.4+ 0.6- 120129 H01 0.1+ 0.1- 120130 G96 0.4+ 1.0-
120128 J95 0.9- 0.5+ 120129 H21 0.6+ 0.1- 120130 291 0.5- 0.2+
120128 I93 0.2- 0.2- 120129 H21 0.7+ 0.7- 120130 G96 0.3+ 0.5-
120128 I93 0.4+ 0.3+ 120129 H21 0.2+ 0.8- 120130 G96 0.3+ 0.1-
120128 I93 0.2- 0.5- 120129 695 0.3+ 0.4-
120129 H01 0.0 0.1+ 120129 695 0.2+ 0.4-
Ephemeris:
2012 BF86 a,e,i = 0.76, 0.44, 6 q = 0.4234
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 12 31 12 38 57.3 -31 18 22 0.06641 0.9718 78.1 98.1 20.0
...
2012 01 15 07 00 58.7 +13 50 04 0.05313 1.0355 167.4 12.0 16.8
...
2012 01 23 05 37 06.6 +24 59 48 0.09223 1.0590 142.6 34.4 18.8
...
2012 01 29 05 11 43.1 +27 52 27 0.1265 1.0718 130.8 44.1 19.8
2012 01 30 05 09 02.0 +28 11 24 0.1324 1.0736 129.2 45.3 19.9
2012 01 31 05 06 40.1 +28 28 36 0.1383 1.0752 127.7 46.5 20.0
...
2012 02 06 04 57 34.8 +29 46 06 0.1740 1.0828 119.7 52.3 20.7
...
2012 02 14 04 54 09.8 +30 51 43 0.2214 1.0867 111.0 58.0 21.4
...
2012 02 29 05 01 05.6 +32 08 59 0.3056 1.0749 97.7 66.0 22.3
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-B103
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