MPEC 2014-A25 : 2012 AB11
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M.P.E.C. 2014-A25 Issued 2014 Jan. 5, 03:06 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
Revision to MPEC 2012-A61
Additional Observations:
K12A11B C2014 01 04.34198 09 04 23.88 +07 46 00.4 19.0 VqEA025G96
K12A11B C2014 01 04.34677 09 04 25.43 +07 47 04.6 19.0 VqEA025G96
K12A11B C2014 01 04.35154 09 04 26.97 +07 48 08.4 19.0 VqEA025G96
K12A11B C2014 01 04.35632 09 04 28.50 +07 49 12.3 18.9 VqEA025G96
K12A11B C2014 01 04.37176 09 04 33.51 +07 52 39.5 18.9 VqEA025G96
K12A11B C2014 01 04.37674 09 04 35.12 +07 53 46.2 18.8 VqEA025G96
K12A11B C2014 01 04.38172 09 04 36.74 +07 54 53.0 19.0 VqEA025G96
K12A11B C2014 01 04.38670 09 04 38.34 +07 55 59.7 18.9 VqEA025G96
K12A11B C2014 01 04.50678 09 05 20.704+08 23 11.65 19.0 rLEA025F51
K12A11B C2014 01 04.51963 09 05 24.867+08 26 05.76 19.1 rLEA025F51
K12A11B C2014 01 04.53080 09 05 28.476+08 28 37.21 19.6 gLEA025F51
K12A11B KC2014 01 04.90773 09 07 46.55 +09 54 06.3 qEA025J95
K12A11B KC2014 01 04.91107 09 07 47.79 +09 54 53.3 qEA025J95
K12A11B KC2014 01 04.91746 09 07 49.98 +09 56 22.2 18.7 RqEA025J95
K12A11B KC2014 01 04.99310 09 08 16.71 +10 13 54.5 18.6 RoEA025J16
K12A11B KC2014 01 05.00299 09 08 20.15 +10 16 13.3 18.6 RoEA025J16
K12A11B KC2014 01 05.01233 09 08 23.42 +10 18 24.1 19.0 RoEA025J16
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz. T. Goggia,
M. Willman. Measurer PS1 Science Consortium. 1.8-m Ritchey-Chretien
+ CCD.
G96 Mt. Lemmon Survey. Observer R. A. Kowalski. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
R. A. Kowalski, S. M. Larson, F. C. Shelly. 1.5-m reflector + CCD.
J16 An Carraig Observatory, Loughinisland. Observer K. Rooney. 0.4-m f/6.8
Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or integer in degrees), reference and Delta-T
140104 G96 26+ 8+ 140105 J16 27+ 8+ MPO219460 -3.0 day
Orbital elements:
2012 AB11 Earth MOID = 0.0960 AU
Epoch 2013 Nov. 4.0 TT = JDT 2456600.5 MPC
M 318.82852 (2000.0) P Q
n 0.49413103 Peri. 20.40084 -0.59478849 -0.67225379
a 1.5845574 Node 108.85313 +0.65776115 -0.72221777
e 0.3279537 Incl. 27.76109 +0.46214383 +0.16271551
P 1.99 H 22.2 G 0.15 U 2
Residuals in seconds of arc
120114 704 0.9- 0.4+ 120115 160 0.5- 0.3+ 120116 A48 0.0 1.1-
120114 704 0.5+ 0.9+ 120115 160 0.2- 0.1- 120116 A48 0.4- 0.2+
120114 704 0.3+ 0.0 120115 J95 0.1+ 0.1- 120117 G48 0.1- 0.1+
120114 704 0.1+ 0.0 120115 J95 0.3- 0.2- 120117 G48 0.1+ 0.8+
120114 704 0.2+ 1.1+ 120115 J95 0.4- 0.1+ 120117 G48 0.4- 1.0+
120115 C44 0.3+ 0.4+ 120115 J95 0.2+ 0.4- 120117 G48 0.4+ 0.4+
120115 C44 0.2+ 0.0 120115 157 0.5- 0.6- 140104 G96 0.0 0.0
120115 C44 0.2+ 0.1+ 120115 157 0.2- 0.4- 140104 G96 0.1- 0.1+
120115 C44 0.6+ 0.0 120115 A24 0.0 0.3+ 140104 G96 0.1- 0.0
120115 C44 0.4- 0.2- 120115 A24 0.3+ 0.1+ 140104 G96 0.3- 0.2-
120115 104 (0.5+ 2.5+) 120115 A24 0.0 0.1+ 140104 G96 0.1- 0.0
120115 104 (0.4+ 2.5+) 120115 A24 0.1+ 0.2+ 140104 G96 0.1- 0.0
120115 104 (0.5+ 2.6+) 120115 A24 0.1- 0.2+ 140104 G96 0.1+ 0.1-
120115 932 0.1+ 0.4- 120115 A24 0.3+ 0.2+ 140104 G96 0.1- 0.2-
120115 932 0.3+ 0.3- 120115 595 0.1- 0.2- 140104 F51 0.1- 0.0
120115 932 0.0 0.4- 120115 595 0.3- 0.0 140104 F51 0.0 0.1+
120115 704 0.1- 0.1+ 120115 595 0.6- 0.1+ 140104 F51 0.1- 0.3+
120115 704 0.2+ 0.3+ 120115 B04 0.2+ 0.4- 140104 J95 0.1- 0.4-
120115 704 0.4+ 0.1- 120115 B04 0.1- 0.4- 140104 J95 0.7+ 0.1+
120115 704 0.6+ 0.1- 120115 B04 0.2- 0.2- 140104 J95 0.4- 0.0
120115 H36 0.4+ 0.5+ 120116 204 0.1- 0.1- 140104 J16 0.5+ 0.6-
120115 H36 0.4+ 0.2+ 120116 204 0.1- 0.3- 140105 J16 0.0 0.1-
120115 H36 0.0 0.3- 120116 204 0.1- 0.0 140105 J16 0.1- 0.0
120115 704 0.4+ 0.5+ 120116 A48 1.2+ 1.0+
120115 160 0.7- 0.8- 120116 A48 0.5+ 0.1+
Ephemeris:
2012 AB11 a,e,i = 1.58, 0.33, 28 q = 1.0649
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2013 12 06 07 37 46.9 -30 12 56 0.3445 1.1671 113.7 50.7 22.1
...
2013 12 21 08 09 10.7 -22 26 40 0.2160 1.1185 123.8 46.9 20.9
...
2013 12 29 08 34 25.5 -10 35 03 0.1551 1.0981 134.7 39.5 19.9
...
2014 01 04 09 02 24.5 +06 31 02 0.1211 1.0858 145.9 30.5 19.1
2014 01 05 09 08 17.0 +10 16 14 0.1172 1.0840 147.5 29.2 19.0
2014 01 06 09 14 36.4 +14 15 45 0.1140 1.0823 148.6 28.2 18.9
...
2014 01 12 10 05 01.4 +40 21 50 0.1104 1.0736 142.9 33.6 19.0
...
2014 01 20 12 00 16.0 +64 26 00 0.1440 1.0666 121.7 51.7 20.0
...
2014 02 04 15 47 36.3 +71 22 53 0.2499 1.0681 102.5 64.3 21.6
A. U. Tomatic (C) Copyright 2014 MPC M.P.E.C. 2014-A25
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