MPEC 2012-B83 : 2012 BB77
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M.P.E.C. 2012-B83 Issued 2012 Jan. 28, 12:17 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 BB77
Observations:
K12B77B* C2012 01 25.34852 10 04 08.36 -14 46 14.0 19.1 VrEB083703
K12B77B C2012 01 25.35771 10 04 07.03 -14 45 43.6 18.7 VrEB083703
K12B77B C2012 01 25.36683 10 04 05.62 -14 45 16.2 18.9 VrEB083703
K12B77B C2012 01 25.37593 10 04 04.22 -14 44 48.2 18.7 VrEB083703
K12B77B {C2012 01 25.40776610 03 59.426-14 43 08.26 19.0 RtEB083695
K12B77B {C2012 01 25.40942110 03 59.214-14 43 02.92 18.8 RtEB083695
K12B77B {C2012 01 25.41107610 03 58.934-14 42 58.22 19.1 RtEB083695
K12B77B {C2012 01 25.41273110 03 58.671-14 42 53.20 19.3 RtEB083695
K12B77B C2012 01 25.41904 10 03 57.70 -14 42 32.9 19.1 VrEB083703
K12B77B C2012 01 25.42093 10 03 57.38 -14 42 27.3 18.8 VrEB083703
K12B77B `C2012 01 25.66655 10 03 22.12 -14 29 19.0 18.5 RuEB083D90
K12B77B `C2012 01 25.67469 10 03 20.90 -14 28 53.5 18.8 RuEB083D90
K12B77B `C2012 01 25.68279 10 03 19.63 -14 28 28.1 18.6 RuEB083D90
K12B77B KC2012 01 26.02602 10 02 30.04 -14 10 55.9 tEB083204
K12B77B KC2012 01 26.03562 10 02 28.59 -14 10 25.8 tEB083204
K12B77B KC2012 01 26.04523 10 02 27.15 -14 09 55.6 18.5 RtEB083204
K12B77B KC2012 01 26.17052 10 02 09.41 -14 03 00.9 18.6 RuEB083I36
K12B77B KC2012 01 26.17617 10 02 08.57 -14 02 43.8 18.7 RuEB083I36
K12B77B KC2012 01 26.18183 10 02 07.70 -14 02 25.3 19.1 RuEB083I36
K12B77B KC2012 01 26.22498 10 02 01.43 -14 00 10.7 19.2 RuEB083I47
K12B77B KC2012 01 26.23053 10 02 00.60 -13 59 53.4 19.2 RuEB083I47
K12B77B KC2012 01 26.30254 10 01 49.72 -13 56 07.8 18.9 RuEB083I47
K12B77B KC2012 01 26.31019 10 01 48.56 -13 55 43.8 18.9 RuEB083I47
K12B77B |C2012 01 26.33925 10 01 44.20 -13 54 14.3 19.1 VoEB083807
K12B77B |C2012 01 26.34421 10 01 43.46 -13 53 58.8 19.2 VoEB083807
K12B77B |C2012 01 26.34762 10 01 42.95 -13 53 48.1 19.5 VoEB083807
K12B77B |C2012 01 26.35099 10 01 42.44 -13 53 37.4 19.5 VoEB083807
K12B77B C2012 01 26.46543 10 01 25.89 -13 47 58.1 19.0 RoEB083H01
K12B77B C2012 01 26.47491 10 01 24.47 -13 47 28.2 19.3 RoEB083H01
K12B77B C2012 01 26.48158 10 01 23.49 -13 47 07.0 19.0 RoEB083H01
K12B77B C2012 01 26.48594 10 01 22.83 -13 46 53.4 18.9 RoEB083H01
K12B77B KC2012 01 27.10828 09 59 55.02 -13 14 07.4 19.1 VuEB083I20
K12B77B KC2012 01 27.12670 09 59 52.27 -13 13 09.8 19.1 VuEB083I20
K12B77B KC2012 01 27.14337 09 59 49.77 -13 12 17.6 19.2 VuEB083I20
K12B77B KC2012 01 27.18271 09 59 43.97 -13 10 16.0 18.8 RuEB083I19
K12B77B KC2012 01 27.18503 09 59 43.50 -13 10 08.0 18.8 RuEB083I36
K12B77B KC2012 01 27.18596 09 59 43.44 -13 10 05.7 18.8 RuEB083I19
K12B77B |C2012 01 27.18637 09 59 43.52 -13 10 04.7 19.2 VoEB083807
K12B77B |C2012 01 27.18964 09 59 43.04 -13 09 54.7 19.3 VoEB083807
K12B77B KC2012 01 27.19181 09 59 42.48 -13 09 46.1 19.0 RuEB083I36
K12B77B |C2012 01 27.19289 09 59 42.55 -13 09 44.5 19.3 VoEB083807
K12B77B KC2012 01 27.19466 09 59 42.19 -13 09 38.9 18.7 RuEB083I19
K12B77B |C2012 01 27.19612 09 59 42.05 -13 09 34.5 19.3 VoEB083807
K12B77B KC2012 01 27.19899 09 59 41.43 -13 09 24.5 18.8 RuEB083I36
K12B77B |C2012 01 27.19938 09 59 41.59 -13 09 24.2 19.2 VoEB083807
K12B77B |C2012 01 27.20286 09 59 41.07 -13 09 13.4 19.4 VoEB083807
K12B77B |C2012 01 28.10239 09 57 33.63 -12 22 23.8 19.3 VoEB083807
K12B77B |C2012 01 28.10644 09 57 33.05 -12 22 11.3 19.5 VoEB083807
K12B77B |C2012 01 28.10952 09 57 32.59 -12 22 01.6 19.4 VoEB083807
K12B77B |C2012 01 28.11318 09 57 32.06 -12 21 50.4 19.4 VoEB083807
K12B77B |C2012 01 28.11640 09 57 31.59 -12 21 40.3 19.3 VoEB083807
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
695 Kitt Peak. Observer T. Vorobjov. 1.3-m f/13 Cassegrain + CCD.
703 Catalina Sky Survey. Observer A. R. Gibbs. Measurers J. D. Ahern,
E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, P. Tricarico,
A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
0.68-m Schmidt + CCD.
807 Cerro Tololo. Observers R. Holmes, T. Linder, V. Hoette. Measurers
R. Holmes, T. Linder. 0.41-m f/11 Ritchey-Chretien + CCD.
D90 RAS Observatory, Moorook. Observer K. Hills. 0.41-m f/9 Ritchey-Chretien
+ 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.
I19 Observatorio El Gato Gris, Tanti. Observers C. Colazo, M. Colazo.
Measurer C. Colazo. 0.36-m f/11 Schmidt-Cassegrain + CCD.
I20 Rio Cuarto. Observer F. D. Mazzone. 0.20-m f/4 Schmidt-Newtonian + CCD.
I36 Observatorio Los Campitos, Canuelas. Observer C. Ambrosioni Prosen.
0.28-m f/6.3 Schmidt-Cassegrain + CCD.
I47 Pierre Auger Observatory, Malargue. Observers M. Masek, J. Cerny, J. Ebr,
M. Prouza, P. Kubanek, M. Jelinek. Measurer M. Masek. 0.3-m f/10
reflector + CCD.
Orbital elements:
2012 BB77 Earth MOID = 0.1255 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 39.10933 (2000.0) P Q
n 0.30423610 Peri. 232.50246 +0.84458789 -0.51823549
a 2.1894190 Node 157.71079 +0.52984465 +0.84513821
e 0.6845461 Incl. 20.77783 -0.07704510 +0.13104726
P 3.24 H 18.9 G 0.15 U 8
Residuals in seconds of arc
120125 703 1.0- 0.3- 120126 I36 0.1- 0.4- 120127 I19 0.1+ 0.0
120125 703 0.0 1.3+ 120126 I36 0.3- 0.4+ 120127 I36 0.0 0.2-
120125 703 0.3- 0.2+ 120126 I47 0.4+ 0.1- 120127 I19 0.6- 0.2+
120125 703 0.5- 0.2- 120126 I47 0.4+ 0.1- 120127 807 0.1- 0.1+
120125 695 0.0 0.1- 120126 I47 0.0 0.1+ 120127 807 0.0 0.1-
120125 695 0.6+ 0.1+ 120126 I47 0.1- 0.2+ 120127 I36 0.2- 0.6+
120125 695 0.2+ 0.4- 120126 807 0.1+ 0.1+ 120127 807 0.1- 0.0
120125 695 0.0 0.6- 120126 807 0.1+ 0.0 120127 I19 0.2+ 0.1-
120125 703 0.1+ 0.1+ 120126 807 0.2+ 0.0 120127 807 0.4- 0.1-
120125 703 0.4- 0.3- 120126 807 0.1+ 0.1+ 120127 I36 0.2+ 0.2-
120125 D90 0.3+ 0.1- 120126 H01 0.0 0.3- 120127 807 0.0 0.1+
120125 D90 0.5+ 0.1- 120126 H01 0.0 0.2- 120127 807 0.0 0.0
120125 D90 0.1- 0.0 120126 H01 0.2+ 0.1+ 120128 807 0.0 0.1-
120126 204 0.2+ 0.1- 120126 H01 0.0 0.1- 120128 807 0.1+ 0.2-
120126 204 0.1+ 0.1- 120127 I20 0.5+ 0.2- 120128 807 0.1- 0.0
120126 204 0.1+ 0.1+ 120127 I20 0.0 0.1+ 120128 807 0.0 0.2-
120126 I36 0.2- 0.1+ 120127 I20 0.4- 0.5+ 120128 807 0.1- 0.0
Ephemeris:
2012 BB77 a,e,i = 2.19, 0.68, 21 q = 0.6907
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 12 29 11 10 08.4 -35 57 02 0.4364 1.0838 91.1 65.1 19.6
...
2012 01 13 10 34 41.9 -25 08 59 0.4484 1.2473 116.1 45.1 19.4
...
2012 01 21 10 14 50.0 -18 31 38 0.4643 1.3337 130.6 34.1 19.3
...
2012 01 27 10 00 09.8 -13 19 55 0.4849 1.3977 141.6 25.9 19.2
2012 01 28 09 57 47.3 -12 27 52 0.4892 1.4082 143.5 24.6 19.2
2012 01 29 09 55 26.6 -11 35 59 0.4938 1.4188 145.2 23.3 19.2
...
2012 02 04 09 42 06.6 -06 31 58 0.5273 1.4815 155.4 16.1 19.2
...
2012 02 12 09 26 54.0 -00 23 07 0.5886 1.5635 165.3 9.2 19.3
...
2012 02 27 09 07 58.2 +08 24 01 0.7532 1.7118 157.9 12.6 20.2
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-B83
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