MPEC 2012-T71 : 2012 TL123
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M.P.E.C. 2012-T71 Issued 2012 Oct. 12, 20:39 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 TL123
Observations:
K12TC3L* C2012 10 09.33507 01 23 18.56 -16 48 54.2 19.3 VrET071703
K12TC3L C2012 10 09.34080 01 23 17.26 -16 48 54.9 19.1 VrET071703
K12TC3L C2012 10 09.34659 01 23 16.04 -16 48 57.3 19.3 VrET071703
K12TC3L C2012 10 09.35234 01 23 14.78 -16 48 58.7 19.0 VrET071703
K12TC3L C2012 10 09.40221 01 23 03.94 -16 49 12.8 19.3 VrET071703
K12TC3L C2012 10 09.40885 01 23 02.47 -16 49 14.8 19.2 VrET071703
K12TC3L C2012 10 09.42212 01 22 59.44 -16 49 19.4 19.2 VrET071703
K12TC3L KC2012 10 10.29397 01 19 51.26 -16 53 27.0 18.6 RuET071H36
K12TC3L KC2012 10 10.29820 01 19 50.30 -16 53 28.2 19.0 RuET071H36
K12TC3L KC2012 10 10.30241 01 19 49.33 -16 53 29.4 18.5 RuET071H36
K12TC3L C2012 10 10.36370 01 19 35.61 -16 53 44.2 19.8 RoET071H01
K12TC3L C2012 10 10.36462 01 19 35.41 -16 53 44.8 19.4 RoET071H01
K12TC3L C2012 10 10.37094 01 19 33.96 -16 53 46.6 19.2 RoET071H01
K12TC3L C2012 10 10.37661 01 19 32.68 -16 53 47.9 18.9 RoET071H01
K12TC3L C2012 10 10.37957 01 19 32.03 -16 53 48.5 19.3 RoET071H01
K12TC3L |C2012 10 11.20101 01 16 27.75 -16 56 56.7 19.0 VuET071807
K12TC3L |C2012 10 11.20262 01 16 27.37 -16 56 57.1 19.1 VuET071807
K12TC3L |C2012 10 11.20445 01 16 26.94 -16 56 57.3 19.1 VuET071807
K12TC3L IC2012 10 11.20595201 16 26.81 -16 57 16.0 19.4 VrET071H21
K12TC3L |C2012 10 11.20630 01 16 26.50 -16 56 57.7 19.2 VuET071807
K12TC3L |C2012 10 11.20790 01 16 26.11 -16 56 58.2 19.0 VuET071807
K12TC3L IC2012 10 11.20899501 16 26.11 -16 57 16.4 19.3 VrET071H21
K12TC3L KC2012 10 11.21238001 16 25.33 -16 57 16.4 19.5 VrET071H21
K12TC3L C2012 10 11.28406 01 16 08.81 -16 57 31.4 19.4 RcET071854
K12TC3L C2012 10 11.29049 01 16 07.32 -16 57 33.1 19.6 RcET071854
K12TC3L C2012 10 11.29712 01 16 05.77 -16 57 34.8 19.4 RcET071854
K12TC3L KC2012 10 11.95878 01 13 32.03 -16 59 59.5 19.1 RuET071113
K12TC3L KC2012 10 11.96497 01 13 30.55 -17 00 01.3 18.8 RuET071113
K12TC3L KC2012 10 11.97115 01 13 29.05 -17 00 01.9 18.8 RuET071113
K12TC3L KC2012 10 12.03871 01 13 13.92 -16 59 54.5 18.9 RuET071I19
K12TC3L KC2012 10 12.04158 01 13 13.24 -16 59 55.3 18.6 RuET071I19
K12TC3L KC2012 10 12.04464 01 13 12.52 -16 59 55.8 18.8 RuET071I19
K12TC3L KC2012 10 12.06772 01 13 06.83 -16 59 58.9 19.2 VvET071I39
K12TC3L KC2012 10 12.09314 01 13 00.74 -17 00 04.9 19.3 VvET071I39
K12TC3L KC2012 10 12.12211 01 12 53.58 -17 00 12.2 19.2 VvET071I39
K12TC3L C2012 10 12.55545 01 11 10.09 -17 01 30.7 19.0 VoET071E23
K12TC3L C2012 10 12.55924 01 11 09.16 -17 01 31.1 18.3 VoET071E23
K12TC3L C2012 10 12.56270 01 11 08.21 -17 01 31.7 19.2 VoET071E23
K12TC3L C2012 10 12.59512 01 11 00.57 -17 01 55.7 19.1 VuET071900
K12TC3L C2012 10 12.60226 01 10 58.81 -17 01 57.0 19.2 VuET071900
K12TC3L C2012 10 12.60940 01 10 57.09 -17 01 58.5 19.4 VuET071900
Observer details:
113 Volkssternwarte Drebach, Schoenbrunn. Observer A. Knoefel. 0.5-m f/4.6
reflector + CCD.
703 Catalina Sky Survey. Observer R. E. Hill. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes, R. Sampson. 0.41-m f/11
Ritchey-Chretien + 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.
E23 Arcadia. Observer A. Hidas. 0.35-m Schmidt-Cassegrain + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + 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.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I19 Observatorio El Gato Gris, Tanti. Observer C. Colazo. 0.36-m f/11
Schmidt-Cassegrain + CCD.
I39 Observatorio Cruz del Sur, San Justo. Observers A. Chapman, N. D. Diaz.
Measurer A. Chapman. 0.20-m f/4 reflector + CCD.
Orbital elements:
2012 TL123 Earth MOID = 0.0795 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 319.66786 (2000.0) P Q
n 0.39298015 Peri. 104.26927 -0.64873808 -0.72140969
a 1.8459601 Node 30.78955 +0.37462823 -0.57987474
e 0.6938485 Incl. 28.25119 +0.66241422 -0.37856749
P 2.51 H 18.9 G 0.15 U 9
Residuals in seconds of arc
121009 703 0.5+ 0.6- 121010 H01 0.3+ 0.2+ 121011 113 0.1+ 0.2+
121009 703 0.3- 0.4+ 121011 807 0.4+ 0.2- 121012 I19 0.1- 0.1-
121009 703 0.3+ 0.3- 121011 807 0.4+ 0.2- 121012 I19 0.0 0.3-
121009 703 0.2+ 0.0 121011 807 0.4+ 0.0 121012 I19 0.3+ 0.1-
121009 703 0.5+ 0.4+ 121011 H21 0.4- 0.9- 121012 I39 0.1- 1.0+
121009 703 0.1+ 0.3+ 121011 807 0.3+ 0.0 121012 I39 0.8+ 0.3+
121009 703 1.9- 0.6- 121011 807 0.1+ 0.1- 121012 I39 1.2- 1.2-
121010 H36 0.5+ 0.2+ 121011 H21 0.2- 0.6- 121012 E23 0.1- 0.1+
121010 H36 0.4+ 0.1+ 121011 H21 0.0 0.2+ 121012 E23 0.0 0.3+
121010 H36 0.2+ 0.1+ 121011 854 1.1- 0.5+ 121012 E23 1.4- 0.3+
121010 H01 0.1+ 0.5+ 121011 854 0.7- 0.3+ 121012 900 0.3+ 0.1+
121010 H01 0.2+ 0.1+ 121011 854 0.5- 0.1+ 121012 900 0.3+ 0.1+
121010 H01 0.1- 0.1- 121011 113 0.3+ 0.1+ 121012 900 1.0+ 0.2-
121010 H01 0.0 0.1+ 121011 113 0.4+ 0.5-
Ephemeris:
2012 TL123 a,e,i = 1.85, 0.69, 28 q = 0.5651
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 09 12 02 15 01.0 -13 21 24 0.9134 1.7814 136.2 23.0 21.1
...
2012 09 27 01 56 30.8 -15 20 28 0.6947 1.6401 149.7 17.9 20.1
...
2012 10 05 01 37 16.3 -16 22 32 0.5956 1.5605 155.1 15.6 19.6
...
2012 10 11 01 17 13.7 -16 56 13 0.5312 1.4989 155.9 15.8 19.3
2012 10 12 01 13 22.5 -16 59 52 0.5214 1.4885 155.6 16.1 19.2
2012 10 13 01 09 22.3 -17 02 48 0.5119 1.4780 155.2 16.5 19.2
...
2012 10 19 00 42 15.3 -17 01 13 0.4611 1.4140 149.9 20.7 19.0
...
2012 10 27 23 58 54.7 -15 49 36 0.4111 1.3261 137.5 30.4 18.9
...
2012 11 11 22 29 24.1 -09 21 00 0.3715 1.1535 106.8 55.3 19.1
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-T71
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