MPEC 2012-V48 : 2012 VB20
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M.P.E.C. 2012-V48 Issued 2012 Nov. 7, 18:20 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 VB20
Observations:
K12V20B* C2012 11 05.42904 03 49 26.54 +25 29 04.0 18.2 VrEV048703
K12V20B C2012 11 05.43552 03 49 27.08 +25 28 19.3 18.6 VrEV048703
K12V20B C2012 11 05.44205 03 49 27.66 +25 27 34.4 18.6 VrEV048703
K12V20B C2012 11 05.44857 03 49 28.30 +25 26 48.8 18.3 VrEV048703
K12V20B KC2012 11 05.87127 03 50 46.77 +24 42 13.5 uEV048J95
K12V20B KC2012 11 05.87322 03 50 47.01 +24 42 02.8 uEV048J95
K12V20B KC2012 11 05.87531 03 50 47.18 +24 41 51.9 18.4 RuEV048J95
K12V20B KC2012 11 05.93322 03 50 51.65 +24 37 01.5 18.0 RqEV048C44
K12V20B KC2012 11 05.94097 03 50 52.17 +24 36 21.2 18.6 RqEV048C44
K12V20B KC2012 11 05.94472 03 50 52.44 +24 36 00.0 18.2 RqEV048C44
K12V20B KC2012 11 05.95184 03 50 52.87 +24 35 22.7 18.5 RqEV048C44
K12V20B KC2012 11 06.06152 03 50 59.88 +24 25 26.2 tEV048204
K12V20B KC2012 11 06.06540 03 51 00.15 +24 25 05.1 tEV048204
K12V20B KC2012 11 06.06930 03 51 00.37 +24 24 44.1 18.2 RtEV048204
K12V20B KC2012 11 06.16314403 51 22.75 +24 16 41.0 18.5 VrEV048H21
K12V20B C2012 11 06.16670 03 51 26.46 +24 16 28.0 18.9 VuEV048G48
K12V20B KC2012 11 06.16793003 51 23.06 +24 16 17.5 18.8 VrEV048H21
K12V20B C2012 11 06.16938 03 51 26.69 +24 16 15.3 18.7 VuEV048G48
K12V20B C2012 11 06.17071 03 51 26.82 +24 16 09.0 17.6 RoEV048G48
K12V20B KC2012 11 06.17172303 51 23.30 +24 15 58.9 18.4 VrEV048H21
K12V20B C2012 11 06.17207 03 51 26.90 +24 16 02.6 17.6 RoEV048G48
K12V20B C2012 11 06.17339 03 51 27.04 +24 15 55.9 18.0 RoEV048G48
K12V20B KC2012 11 06.17568403 51 23.55 +24 15 39.5 18.7 VrEV048H21
K12V20B KC2012 11 06.20491 03 51 22.57 +24 13 13.9 18.9 VtEV048932
K12V20B KC2012 11 06.20875 03 51 22.77 +24 12 54.3 18.6 VtEV048932
K12V20B C2012 11 06.21066 03 51 29.95 +24 12 55.7 19.0 VoEV048691
K12V20B KC2012 11 06.21260 03 51 22.97 +24 12 35.1 18.8 VtEV048932
K12V20B C2012 11 06.22835 03 51 31.02 +24 11 31.0 18.9 VoEV048691
K12V20B C2012 11 06.24606 03 51 32.03 +24 10 06.7 19.2 VoEV048691
K12V20B C2012 11 06.27489 03 51 32.40 +24 07 44.9 18.9 cEV048704
K12V20B C2012 11 06.28957 03 51 33.12 +24 06 32.8 19.0 cEV048704
K12V20B C2012 11 06.30475 03 51 33.69 +24 05 20.2 19.0 cEV048704
K12V20B C2012 11 06.31945 03 51 34.29 +24 04 07.7 18.6 cEV048704
K12V20B C2012 11 06.33411 03 51 34.87 +24 02 55.3 18.8 cEV048704
K12V20B C2012 11 06.36165 03 51 37.17 +24 00 19.8 18.2 rEV048718
K12V20B C2012 11 06.36378 03 51 37.22 +24 00 09.4 18.4 rEV048718
K12V20B C2012 11 06.36803 03 51 37.43 +23 59 48.0 18.5 rEV048718
K12V20B C2012 11 06.55378 03 52 05.13 +23 45 21.4 18.6 VuEV048900
K12V20B C2012 11 06.56091 03 52 05.54 +23 44 50.1 18.6 VuEV048900
K12V20B KC2012 11 06.90192 03 52 37.70 +23 19 46.3 18.2 RcEV048A24
K12V20B KC2012 11 06.90407 03 52 37.78 +23 19 37.0 18.6 RcEV048A24
K12V20B KC2012 11 06.90623 03 52 37.93 +23 19 28.5 19.1 RcEV048A24
K12V20B KC2012 11 06.90838 03 52 37.99 +23 19 20.1 18.6 RcEV048A24
K12V20B KC2012 11 06.94328 03 52 41.14 +23 17 05.1 18.5 RuEV048958
K12V20B KC2012 11 06.95556 03 52 41.36 +23 16 16.9 18.9 RuEV048958
K12V20B KC2012 11 06.96790 03 52 41.86 +23 15 28.5 19.3 RuEV048958
K12V20B KC2012 11 06.97283 03 52 40.48 +23 15 07.1 18.7 RuEV048203
K12V20B KC2012 11 06.99094 03 52 41.11 +23 13 55.3 18.5 RuEV048203
K12V20B KC2012 11 07.29287 03 53 05.57 +22 54 56.9 18.6 RuEV048734
K12V20B KC2012 11 07.30072 03 53 05.78 +22 54 28.5 18.6 RuEV048734
K12V20B KC2012 11 07.30481 03 53 05.94 +22 54 12.7 18.8 RuEV048734
K12V20B C2012 11 07.36137 03 53 09.34 +22 51 04.8 18.8 RcEV048854
K12V20B C2012 11 07.36359 03 53 09.34 +22 50 57.0 19.0 RcEV048854
K12V20B C2012 11 07.36581 03 53 09.41 +22 50 48.6 18.9 RcEV048854
Observer details:
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.28-m f/6.8 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
691 Steward Observatory, Kitt Peak. Observer T. H. Bressi. 0.9-m f/3
reflector + CCD.
703 Catalina Sky Survey. Observer J. A. Johnson. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.68-m Schmidt + 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.
718 Wiggins Observatory, Tooele. Observer P. Wiggins. 0.35-m f/5.5
Schmidt-Cassegrain + CCD.
734 Farpoint Observatory. Observer G. Hug. 0.69-m reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
932 John J. McCarthy Obs., New Milford. Observers M. Polansky, I. Sieller,
B. Lambert. Measurer M. Polansky. 0.4-m f/6.3 Schmidt-Cassegrain + CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer
P. Dupouy. 0.43-m f/3.5 reflector + CCD.
A24 New Millennium Observatory, Mozzate. Observer E. Cozzi. 0.36-m f/11
Schmidt-Cassegrain + CCD.
C44 A. Volta Observatory, Lanzo d'Intelvi. Observer F. Tozzi. 0.40-m f/3.5
reflector + CCD.
G48 Doc Greiner Research Obs., Rancho Hildalgo. Observer M. Mills. 0.4-m
f/10 Schmidt-Cassegrain + CCD, 0.40-m f/10 Schmidt-Cassegrain + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers L. Buzzi, H. Devore, S. Foglia, T. Vorobjov. 0.61-m f/4.0
astrograph + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2012 VB20 Earth MOID = 0.0070 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 1.06421 (2000.0) P Q
n 0.30908041 Peri. 118.73378 +0.98178585 +0.18832531
a 2.1664819 Node 230.42262 -0.18369241 +0.90717866
e 0.6003585 Incl. 1.86633 -0.04851436 +0.37624521
P 3.19 H 24.4 G 0.15 U 7
Residuals in seconds of arc
121105 703 0.3- 0.5- 121106 G48 0.1+ 0.1+ 121106 718 0.2- 0.3-
121105 703 0.8- 0.2- 121106 H21 0.3- 0.0 121106 900 1.0- 0.7-
121105 703 0.9- 0.3+ 121106 G48 0.3- 0.2+ 121106 900 0.1+ 1.1-
121105 703 0.3- 0.0 121106 G48 0.2+ 0.2- 121106 A24 0.2- 0.7+
121105 J95 0.2- 0.0 121106 H21 0.2- 0.0 121106 A24 0.4- 0.2-
121105 J95 0.3+ 0.2- 121106 932 0.0 0.4- 121106 A24 0.3+ 0.2-
121105 J95 0.3- 0.2+ 121106 932 0.0 0.8- 121106 A24 0.2- 0.2-
121105 C44 1.1+ 1.1- 121106 691 0.7- 0.2+ 121106 958 2.7+ 0.5+
121105 C44 0.7+ 0.5+ 121106 932 0.1+ 0.6- 121106 958 1.0- 0.0
121105 C44 0.8+ 0.5- 121106 691 0.9- 0.1- 121106 958 0.4- 0.3-
121105 C44 0.0 0.8+ 121106 691 0.5- 0.3+ 121106 203 0.2- 0.0
121106 204 0.2+ 0.2- 121106 704 0.5- 0.7+ 121106 203 0.1+ 0.0
121106 204 0.5+ 0.1- 121106 704 0.7+ 0.2- 121107 734 1.4- 0.2+
121106 204 0.1+ 0.2+ 121106 704 0.1- 1.0+ 121107 734 0.7- 0.6+
121106 H21 0.2- 0.0 121106 704 0.1+ 0.3+ 121107 734 0.3+ 0.2-
121106 G48 0.5- 0.0 121106 704 0.2+ 0.4- 121107 854 0.1+ 0.4-
121106 H21 0.2- 0.0 121106 718 0.2+ 0.4+ 121107 854 0.3- 0.1-
121106 G48 0.3- 0.1+ 121106 718 0.4- 0.4+ 121107 854 0.2+ 0.3-
Ephemeris:
2012 VB20 a,e,i = 2.17, 0.60, 2 q = 0.8658
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 10 08 15 55 49.8 -13 55 56 0.1807 0.8811 45.2 126.5 25.8
...
2012 10 23 16 09 56.6 -10 03 26 0.06332 0.9432 34.2 143.7 25.7
...
2012 10 31 17 56 47.9 +52 20 50 0.0073390.9916 81.0 98.6 17.3
...
2012 11 06 03 50 55.3 +24 32 18 0.04381 1.0331 162.4 16.8 18.6
2012 11 07 03 52 40.9 +23 14 27 0.05134 1.0403 163.6 15.6 18.9
2012 11 08 03 53 55.0 +22 16 16 0.05893 1.0477 164.6 14.5 19.2
...
2012 11 14 03 56 46.0 +19 23 03 0.1054 1.0935 170.7 8.4 20.3
...
2012 11 22 03 57 08.3 +18 02 20 0.1707 1.1582 177.4 2.2 21.1
...
2012 12 07 03 57 55.1 +17 22 10 0.3085 1.2862 165.5 11.0 23.1
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-V48
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