MPEC 2012-A61 : 2012 AB11
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M.P.E.C. 2012-A61 Issued 2012 Jan. 15, 22:33 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 AB11
Observations:
K12A11B* C2012 01 14.27327 08 35 08.79 +47 51 42.6 19.1 cEA061704
K12A11B C2012 01 14.28612 08 35 13.54 +47 55 22.7 19.2 cEA061704
K12A11B C2012 01 14.29899 08 35 18.13 +47 59 01.3 19.6 cEA061704
K12A11B C2012 01 14.31196 08 35 22.75 +48 02 41.9 19.1 cEA061704
K12A11B C2012 01 14.32503 08 35 27.44 +48 06 24.9 19.1 cEA061704
K12A11B KC2012 01 15.09086 08 40 47.57 +51 36 54.2 18.1 RuEA061C44
K12A11B KC2012 01 15.09286 08 40 48.37 +51 37 25.8 18.3 RuEA061C44
K12A11B KC2012 01 15.09484 08 40 49.18 +51 37 57.5 18.2 RuEA061C44
K12A11B KC2012 01 15.09681 08 40 50.02 +51 38 28.8 17.8 RuEA061C44
K12A11B KC2012 01 15.09878 08 40 50.72 +51 39 00.1 17.8 RuEA061C44
K12A11B KC2012 01 15.10563 08 40 53.34 +51 40 53.8 18.1 RuEA061104
K12A11B KC2012 01 15.11148 08 40 55.73 +51 42 26.9 18.2 RuEA061104
K12A11B KC2012 01 15.11731 08 40 58.14 +51 43 59.7 18.2 RuEA061104
K12A11B KC2012 01 15.26245 08 42 06.62 +52 22 50.4 18.6 uEA061932
K12A11B KC2012 01 15.26445 08 42 07.46 +52 23 22.2 18.9 uEA061932
K12A11B KC2012 01 15.26646 08 42 08.26 +52 23 54.0 18.8 uEA061932
K12A11B KC2012 01 15.38443708 42 59.76 +52 55 01.6 18.3 RuEA061H36
K12A11B KC2012 01 15.38795808 43 01.24 +52 55 56.3 18.4 RuEA061H36
K12A11B KC2012 01 15.39143008 43 02.66 +52 56 50.0 18.1 RuEA061H36
K12A11B KC2012 01 15.79069 08 46 21.76 +54 39 22.4 16.7 RuEA061160
K12A11B KC2012 01 15.79342 08 46 23.09 +54 40 06.0 18.1 RuEA061160
K12A11B KC2012 01 15.79614 08 46 24.43 +54 40 48.0 18.7 RuEA061160
K12A11B KC2012 01 15.79745 08 46 24.28 +54 40 53.9 uEA061J95
K12A11B KC2012 01 15.79899 08 46 24.98 +54 41 17.7 uEA061J95
K12A11B KC2012 01 15.80054 08 46 25.72 +54 41 42.1 uEA061J95
K12A11B KC2012 01 15.80208 08 46 26.54 +54 42 05.5 18.6 RuEA061J95
K12A11B KC2012 01 15.83994 08 46 45.14 +54 52 05.4 18.4 RcEA061A24
K12A11B KC2012 01 15.84288 08 46 46.56 +54 52 50.7 18.4 RcEA061A24
K12A11B KC2012 01 15.84584 08 46 47.93 +54 53 36.5 18.4 RcEA061A24
K12A11B KC2012 01 15.84881 08 46 49.33 +54 54 22.6 18.6 RcEA061A24
K12A11B KC2012 01 15.85176 08 46 50.70 +54 55 08.2 18.5 RcEA061A24
K12A11B KC2012 01 15.85499 08 46 52.26 +54 55 58.1 18.5 RcEA061A24
K12A11B KC2012 01 15.86072 08 46 54.59 +54 57 29.1 18.8 VuEA061595
K12A11B KC2012 01 15.86786 08 46 57.89 +54 59 19.4 18.9 VuEA061595
K12A11B KC2012 01 15.87503 08 47 01.18 +55 01 09.9 19.3 VuEA061595
K12A11B KC2012 01 15.89457 08 47 10.83 +55 06 06.4 18.5 RuEA061B04
K12A11B KC2012 01 15.90029 08 47 13.45 +55 07 34.2 18.7 RuEA061B04
K12A11B KC2012 01 15.90767 08 47 16.86 +55 09 27.6 18.6 RuEA061B04
Observer details:
104 San Marcello Pistoiese. Observer P. Bacci. Measurers P. Bacci, L. Tesi,
G. Fagioli. 0.60-m f/4 reflector + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi, W. Vollmann.
Measurer E. Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/4.5 reflector + 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.
932 John J. McCarthy Obs., New Milford. Observers J. Reynolds, M. Polansky,
C. Keane, K. Shusdock. Measurers J. Reynolds, M. Polansky. 0.4-m f/6.3
Schmidt-Cassegrain + CCD.
A24 New Millennium Observatory, Mozzate. Observer E. Cozzi. 0.36-m f/11
Schmidt-Cassegrain + CCD.
B04 OAVdA, Saint-Barthelemy. Observer A. Carbognani. 0.81-m f/7.9 reflector
+ CCD.
C44 A. Volta Observatory, Lanzo d'Intelvi. Observer F. Tozzi. 0.40-m f/3.5
reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2012 AB11 Earth MOID = 0.0977 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 22.28063 (2000.0) P Q
n 0.49130960 Peri. 20.29528 -0.59342185 -0.67261591
a 1.5906180 Node 108.86129 +0.65889716 -0.72140593
e 0.3300134 Incl. 27.85070 +0.46228242 +0.16480693
P 2.01 H 22.1 G 0.15 U 8
Residuals in seconds of arc
120114 704 0.9- 0.2- 120115 932 0.1- 0.8- 120115 A24 0.1+ 0.5+
120114 704 0.5+ 0.3+ 120115 932 0.1+ 0.8- 120115 A24 0.4+ 0.2+
120114 704 0.3+ 0.5- 120115 932 0.2- 0.9- 120115 A24 0.2+ 0.2+
120114 704 0.0 0.6- 120115 H36 0.1+ 0.1+ 120115 A24 0.2+ 0.4+
120114 704 0.2+ 0.6+ 120115 H36 0.1+ 0.1- 120115 A24 0.0 0.4+
120115 C44 0.1+ 0.2- 120115 H36 0.2- 0.6- 120115 A24 0.4+ 0.4+
120115 C44 0.1- 0.6- 120115 160 0.6- 0.8- 120115 595 0.1+ 0.0
120115 C44 0.1- 0.5- 120115 160 0.4- 0.3+ 120115 595 0.2- 0.3+
120115 C44 0.3+ 0.6- 120115 160 0.1- 0.0 120115 595 0.5- 0.4+
120115 C44 0.7- 0.8- 120115 J95 0.3+ 0.1- 120115 B04 0.3+ 0.1-
120115 104 0.2+ 1.9+ 120115 J95 0.2- 0.2- 120115 B04 0.0 0.1-
120115 104 0.1+ 1.9+ 120115 J95 0.3- 0.2+ 120115 B04 0.1- 0.1+
120115 104 0.2+ 2.0+ 120115 J95 0.3+ 0.3-
Ephemeris:
2012 AB11 a,e,i = 1.59, 0.33, 28 q = 1.0657
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 12 16 07 24 20.8 -29 43 42 0.2652 1.1418 120.5 48.0 21.3
...
2011 12 31 07 45 07.1 -11 50 38 0.1444 1.0998 141.4 33.9 19.5
...
2012 01 08 08 05 09.1 +16 17 42 0.1030 1.0837 166.4 12.3 18.1
...
2012 01 14 08 33 18.2 +46 33 21 0.1016 1.0748 152.6 24.9 18.4
2012 01 15 08 40 09.9 +51 12 11 0.1043 1.0736 148.1 28.9 18.6
2012 01 16 08 47 57.8 +55 32 26 0.1078 1.0725 143.8 32.8 18.8
...
2012 01 22 10 07 39.2 +74 07 56 0.1394 1.0676 123.6 50.2 19.8
...
2012 01 30 14 06 58.7 +81 10 28 0.1960 1.0658 109.2 60.8 20.9
...
2012 02 14 17 05 49.0 +76 23 48 0.3086 1.0771 98.5 65.1 22.0
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-A61
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