MPEC 2012-U42 : 2012 TP274
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M.P.E.C. 2012-U42 Issued 2012 Oct. 18, 22:20 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 TP274
Observations:
K12TR4P* C2012 10 15.18164 21 01 44.97 -12 33 24.7 19.6 VrEU042G96
K12TR4P C2012 10 15.18712 21 01 46.27 -12 32 47.8 19.3 VrEU042G96
K12TR4P C2012 10 15.19260 21 01 47.60 -12 32 10.2 19.2 VrEU042G96
K12TR4P C2012 10 15.19810 21 01 48.97 -12 31 32.9 19.5 VrEU042G96
K12TR4P KC2012 10 16.01680121 05 16.27 -10 59 52.6 19.6 VrEU042H21
K12TR4P KC2012 10 16.02185121 05 17.50 -10 59 18.9 19.4 VrEU042H21
K12TR4P KC2012 10 16.02665821 05 18.63 -10 58 47.1 19.5 VrEU042H21
K12TR4P C2012 10 16.09076 21 05 34.62 -10 51 38.5 19.5 VrEU042G96
K12TR4P C2012 10 16.09132 21 05 34.72 -10 51 34.8 19.3 VrEU042G96
K12TR4P C2012 10 16.09187 21 05 34.83 -10 51 31.1 19.2 VrEU042G96
K12TR4P C2012 10 16.09243 21 05 34.98 -10 51 27.3 19.3 VrEU042G96
K12TR4P C2012 10 16.14911 21 05 48.33 -10 45 11.8 19.4 RoEU042H01
K12TR4P C2012 10 16.15556 21 05 49.87 -10 44 29.0 19.2 RoEU042H01
K12TR4P C2012 10 16.16328 21 05 51.70 -10 43 37.9 19.5 RoEU042H01
K12TR4P C2012 10 16.17019 21 05 53.34 -10 42 52.0 19.2 RoEU042H01
K12TR4P FC2012 10 16.77249 21 08 22.34 -09 36 59.7 tEU042204
K12TR4P FC2012 10 16.78860 21 08 26.04 -09 35 14.8 19.7 RtEU042204
K12TR4P KC2012 10 16.80226 21 08 29.57 -09 33 48.3 uEU042J95
K12TR4P KC2012 10 16.81655 21 08 32.87 -09 32 14.8 uEU042J95
K12TR4P KC2012 10 16.82079 21 08 33.89 -09 31 47.7 19.3 RuEU042J95
K12TR4P |C2012 10 17.04998 21 09 29.21 -09 06 23.9 19.6 VuEU042807
K12TR4P |C2012 10 17.05232 21 09 29.75 -09 06 08.7 19.3 VuEU042807
K12TR4P |C2012 10 17.05465 21 09 30.29 -09 05 53.5 19.7 VuEU042807
K12TR4P |C2012 10 17.05697 21 09 30.82 -09 05 38.6 19.7 VuEU042807
K12TR4P |C2012 10 17.05929 21 09 31.37 -09 05 23.3 19.7 VuEU042807
K12TR4P C2012 10 17.07412 21 09 35.91 -09 04 19.7 19.1 RoEU042H01
K12TR4P C2012 10 17.08016 21 09 37.31 -09 03 40.6 19.1 RoEU042H01
K12TR4P C2012 10 17.08861 21 09 39.26 -09 02 46.1 19.0 RoEU042H01
K12TR4P C2012 10 17.09457 21 09 40.64 -09 02 07.6 19.2 RoEU042H01
K12TR4P |C2012 10 18.01697 21 13 21.18 -07 23 45.2 19.6 VuEU042807
K12TR4P |C2012 10 18.01934 21 13 21.72 -07 23 30.2 19.4 VuEU042807
K12TR4P |C2012 10 18.02171 21 13 22.26 -07 23 15.4 19.5 VuEU042807
K12TR4P |C2012 10 18.02405 21 13 22.78 -07 23 00.7 19.5 VuEU042807
K12TR4P |C2012 10 18.02639 21 13 23.31 -07 22 46.1 19.4 VuEU042807
K12TR4P KC2012 10 18.14759 21 13 51.47 -07 10 41.1 19.1 RuEU042H36
K12TR4P KC2012 10 18.15092 21 13 52.25 -07 10 19.8 18.7 RuEU042H36
K12TR4P KC2012 10 18.15927 21 13 54.13 -07 09 26.7 19.2 RuEU042H36
K12TR4P KC2012 10 18.84259 21 16 34.13 -05 59 07.3 19.7 VuEU042595
K12TR4P KC2012 10 18.86309 21 16 38.80 -05 57 00.5 19.6 VuEU042595
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
595 Farra d'Isonzo. Observers E. Pettarin, M. Vivona. Measurer E. Pettarin.
0.40-m f/4.5 reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes, R. Sampson. 0.41-m f/11
Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observers J. A. Johnson, A. Boattini. Measurers
A. Boattini, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector + 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.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2012 TP274 Earth MOID = 0.1064 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 3.91660 (2000.0) P Q
n 0.25977048 Peri. 330.16510 +0.91393872 +0.40351575
a 2.4326307 Node 6.50716 -0.25266038 +0.64954295
e 0.5613393 Incl. 22.56444 -0.31761415 +0.64441368
P 3.79 H 20.0 G 0.15 U 8
Residuals in seconds of arc
121015 G96 0.3+ 0.2+ 121016 H01 0.3+ 0.0 121017 H01 0.1+ 0.3+
121015 G96 0.2- 0.2- 121016 H01 0.2+ 0.1+ 121017 H01 0.1+ 0.3+
121015 G96 0.3- 0.0 121016 204 0.5+ 0.5+ 121017 H01 0.1+ 0.3+
121015 G96 0.1+ 0.1- 121016 204 0.7- 0.5+ 121018 807 0.1- 0.0
121016 H21 0.1- 0.2- 121016 J95 0.4+ 0.3- 121018 807 0.0 0.1+
121016 H21 0.3+ 0.1- 121016 J95 0.6- 0.2+ 121018 807 0.1+ 0.0
121016 H21 0.0 0.2- 121016 J95 0.3- 0.2- 121018 807 0.0 0.0
121016 G96 0.5+ 0.1- 121017 807 0.1+ 0.2- 121018 807 0.0 0.0
121016 G96 0.0 0.1- 121017 807 0.0 0.1- 121018 H36 0.0 0.8-
121016 G96 0.3- 0.0 121017 807 0.0 0.0 121018 H36 0.4+ 0.4-
121016 G96 0.0 0.0 121017 807 0.1- 0.1- 121018 H36 0.1+ 0.5+
121016 H01 0.2+ 0.1+ 121017 807 0.1+ 0.2+ 121018 595 0.5- 0.7-
121016 H01 0.3+ 0.1+ 121017 H01 0.1+ 0.2+ 121018 595 0.6+ 0.7+
Ephemeris:
2012 TP274 a,e,i = 2.43, 0.56, 23 q = 1.0671
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 09 18 17 57 43.0 -60 04 02 0.3054 1.0678 93.5 69.9 20.0
...
2012 10 03 19 59 09.9 -37 15 53 0.2570 1.0905 103.7 63.0 19.5
...
2012 10 11 20 42 55.7 -20 47 48 0.2632 1.1150 109.7 57.4 19.4
...
2012 10 17 21 09 17.4 -09 12 03 0.2848 1.1383 112.9 53.7 19.5
2012 10 18 21 13 17.1 -07 25 48 0.2897 1.1425 113.3 53.2 19.6
2012 10 19 21 17 11.0 -05 42 49 0.2950 1.1469 113.7 52.7 19.6
...
2012 10 25 21 38 50.8 +03 24 11 0.3326 1.1752 115.2 49.9 19.8
...
2012 11 02 22 04 17.3 +12 35 45 0.3963 1.2179 115.8 47.2 20.2
...
2012 11 17 22 46 10.8 +23 19 17 0.5435 1.3098 114.3 43.5 20.9
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-U42
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