MPEC 2012-X56 : 2012 XR93
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M.P.E.C. 2012-X56 Issued 2012 Dec. 11, 15:35 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 XR93
Observations:
K12X93R* C2012 12 08.30455 04 55 18.37 +23 58 20.9 19.1 VrEX056G96
K12X93R C2012 12 08.31046 04 55 18.84 +23 58 03.8 19.1 VrEX056G96
K12X93R C2012 12 08.31684 04 55 19.38 +23 57 45.3 19.1 VrEX056G96
K12X93R C2012 12 08.32278 04 55 19.84 +23 57 28.5 19.1 VrEX056G96
K12X93R C2012 12 08.35751 04 55 22.62 +23 55 47.4 19.1 VrEX056G96
K12X93R C2012 12 08.36369 04 55 23.12 +23 55 29.4 19.1 VrEX056G96
K12X93R C2012 12 08.37194 04 55 23.77 +23 55 06.0 19.4 VrEX056703
K12X93R C2012 12 08.37615 04 55 24.13 +23 54 53.0 19.0 VrEX056G96
K12X93R C2012 12 08.37702 04 55 24.29 +23 54 51.5 19.4 RcEX056854
K12X93R C2012 12 08.37826 04 55 24.24 +23 54 46.3 18.8 VrEX056703
K12X93R C2012 12 08.38153 04 55 24.51 +23 54 37.5 19.4 RcEX056854
K12X93R C2012 12 08.38605 04 55 24.87 +23 54 24.7 19.4 RcEX056854
K12X93R HC2012 12 08.47023 04 55 31.98 +23 50 18.2 19.6 RoEX056291
K12X93R HC2012 12 08.47089 04 55 32.04 +23 50 16.3 19.5 RoEX056291
K12X93R HC2012 12 08.47155 04 55 32.09 +23 50 14.2 19.5 RoEX056291
K12X93R KC2012 12 08.92253 04 56 16.50 +23 28 41.2 19.5 RuEX056B49
K12X93R KC2012 12 08.92686 04 56 16.55 +23 28 28.1 19.2 RcEX056A24
K12X93R KC2012 12 08.92938 04 56 17.02 +23 28 21.6 20.0 RuEX056B49
K12X93R KC2012 12 08.93546 04 56 17.29 +23 28 03.8 19.5 RcEX056A24
K12X93R KC2012 12 08.93822 04 56 17.70 +23 27 56.1 19.6 RuEX056B49
K12X93R KC2012 12 08.94420 04 56 17.93 +23 27 37.6 19.0 RuEX056203
K12X93R KC2012 12 08.94442 04 56 17.96 +23 27 37.9 19.5 RcEX056A24
K12X93R KC2012 12 08.96273 04 56 19.47 +23 26 45.0 uEX056203
K12X93R KC2012 12 09.07099 04 56 28.26 +23 21 35.0 tEX056204
K12X93R KC2012 12 09.08481 04 56 29.42 +23 20 55.2 tEX056204
K12X93R KC2012 12 09.09702 04 56 30.45 +23 20 19.8 19.4 RtEX056204
K12X93R |C2012 12 09.17177 04 56 38.75 +23 17 31.8 19.0 VuEX056807
K12X93R |C2012 12 09.17405 04 56 38.95 +23 17 25.3 19.4 VuEX056807
K12X93R |C2012 12 09.17633 04 56 39.12 +23 17 18.6 19.4 VuEX056807
K12X93R |C2012 12 09.17861 04 56 39.30 +23 17 12.1 19.2 VuEX056807
K12X93R |C2012 12 09.18088 04 56 39.47 +23 17 05.7 19.0 VuEX056807
K12X93R C2012 12 09.38164 04 56 56.58 +23 07 00.7 19.3 VrEX056G96
K12X93R C2012 12 09.38360 04 56 56.76 +23 06 55.2 19.0 VrEX056G96
K12X93R C2012 12 09.38802 04 56 57.12 +23 06 42.1 19.2 VrEX056G96
K12X93R C2012 12 09.39156 04 56 57.37 +23 06 32.2 19.1 VrEX056G96
K12X93R C2012 12 09.40943 04 56 58.81 +23 05 40.7 18.9 VrEX056G96
K12X93R C2012 12 09.41374 04 56 59.17 +23 05 28.4 19.0 VrEX056G96
K12X93R C2012 12 09.41801 04 56 59.49 +23 05 15.9 19.2 VrEX056G96
K12X93R C2012 12 09.42139 04 56 59.78 +23 05 06.2 19.2 VrEX056G96
K12X93R KC2012 12 09.95425 04 57 49.60 +22 40 00.7 19.2 VvEX056I93
K12X93R KC2012 12 09.96209 04 57 50.21 +22 39 38.6 19.0 VvEX056I93
K12X93R KC2012 12 09.96908 04 57 50.73 +22 39 18.9 19.3 VvEX056I93
K12X93R |C2012 12 10.15358 04 58 07.43 +22 31 23.0 19.5 VuEX056807
K12X93R |C2012 12 10.15552 04 58 07.58 +22 31 17.7 19.5 VuEX056807
K12X93R |C2012 12 10.15699 04 58 07.70 +22 31 13.6 19.6 VuEX056807
K12X93R |C2012 12 10.15881 04 58 07.82 +22 31 08.2 19.7 VuEX056807
K12X93R |C2012 12 10.16040 04 58 07.95 +22 31 03.9 19.7 VuEX056807
K12X93R C2012 12 11.25910 04 59 44.30 +21 39 50.3 19.4 VrEX056G96
K12X93R C2012 12 11.26603 04 59 44.84 +21 39 31.7 19.3 VrEX056G96
K12X93R C2012 12 11.27312 04 59 45.34 +21 39 12.3 19.4 VrEX056G96
K12X93R C2012 12 11.27719 04 59 45.50 +21 39 00.6 19.4 RoEX056H01
K12X93R C2012 12 11.28015 04 59 45.88 +21 38 53.1 19.3 VrEX056G96
K12X93R C2012 12 11.28405 04 59 46.00 +21 38 41.9 19.6 RoEX056H01
K12X93R C2012 12 11.29106 04 59 46.52 +21 38 22.7 19.3 RoEX056H01
K12X93R C2012 12 11.29796 04 59 47.02 +21 38 03.9 19.4 RoEX056H01
K12X93R KC2012 12 11.36736604 59 51.74 +21 34 47.6 19.6 VqEX056H21
K12X93R KC2012 12 11.37057504 59 52.01 +21 34 38.6 19.9 VqEX056H21
K12X93R KC2012 12 11.37378404 59 52.25 +21 34 29.4 19.8 VqEX056H21
K12X93R KC2012 12 11.37690004 59 52.48 +21 34 21.1 19.5 VqEX056H21
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.
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
703 Catalina Sky 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, R. H. McNaught. 0.68-m Schmidt + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 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.
A24 New Millennium Observatory, Mozzate. Observer E. Cozzi. 0.36-m f/11
Schmidt-Cassegrain + CCD.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.30-m f/4 Newtonian
reflector + CCD.
G96 Mt. Lemmon Survey. Observers R. E. Hill, A. Boattini. 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. 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 T. Vorobjov, L. Buzzi, S. Foglia. 0.61-m f/4.0 astrograph + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
Orbital elements:
2012 XR93 Earth MOID = 0.2334 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 347.58693 (2000.0) P Q
n 0.24990286 Peri. 160.92231 +0.51629632 -0.83634706
a 2.4962528 Node 257.60914 +0.75916973 +0.54654274
e 0.5141309 Incl. 10.87588 +0.39635771 +0.04259840
P 3.94 H 21.8 G 0.15 U 7
Residuals in seconds of arc
121208 G96 0.0 0.0 121208 203 0.5- 0.9- 121209 I93 0.5- 0.2+
121208 G96 0.0 0.0 121208 A24 0.4- 0.1+ 121209 I93 0.8- 0.0
121208 G96 0.4+ 0.1- 121208 203 0.1+ 0.7- 121210 807 0.1+ 0.2+
121208 G96 0.2+ 0.3+ 121209 204 0.0 0.2+ 121210 807 0.1+ 0.3+
121208 G96 0.2+ 0.1- 121209 204 0.2+ 0.3+ 121210 807 0.3+ 0.3+
121208 G96 0.2+ 0.1- 121209 204 0.3+ 0.2+ 121210 807 0.0 0.0
121208 703 0.0 0.5+ 121209 807 0.2- 0.1+ 121210 807 0.2+ 0.1+
121208 G96 0.2+ 0.2- 121209 807 0.1+ 0.1+ 121211 G96 0.1- 0.4-
121208 854 1.4+ 0.7+ 121209 807 0.0 0.2- 121211 G96 0.3+ 0.2-
121208 703 0.6- 0.8- 121209 807 0.0 0.2- 121211 G96 0.0 0.2-
121208 854 0.6- 0.1- 121209 807 0.0 0.1- 121211 H01 0.1- 0.0
121208 854 0.7- 0.3+ 121209 G96 0.0 0.1+ 121211 G96 0.4+ 0.2-
121208 291 0.1- 0.3+ 121209 G96 0.3+ 0.2+ 121211 H01 0.1- 0.1+
121208 291 0.1- 0.3+ 121209 G96 0.5+ 0.2- 121211 H01 0.0 0.1+
121208 291 0.2- 0.1+ 121209 G96 0.0 0.1+ 121211 H01 0.1- 0.2+
121208 B49 0.4+ 0.8- 121209 G96 0.2+ 0.0 121211 H21 0.1- 0.2+
121208 A24 0.3- 0.4+ 121209 G96 0.4+ 0.1+ 121211 H21 0.2+ 0.1+
121208 B49 0.0 1.0- 121209 G96 0.0 0.1- 121211 H21 0.0 0.2-
121208 A24 0.4+ 0.5+ 121209 G96 0.2+ 0.0 121211 H21 0.2- 0.1+
121208 B49 0.4- 1.4- 121209 I93 0.4- 0.4+
Ephemeris:
2012 XR93 a,e,i = 2.50, 0.51, 11 q = 1.2129
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 11 11 03 52 39.9 +44 27 46 0.2509 1.2159 151.2 23.1 20.3
...
2012 11 26 04 32 16.0 +34 12 12 0.2346 1.2156 165.7 11.6 19.8
...
2012 12 04 04 48 09.9 +27 30 32 0.2402 1.2249 174.6 4.4 19.5
...
2012 12 10 04 57 53.3 +22 38 07 0.2514 1.2360 177.5 2.0 19.5
2012 12 11 04 59 21.3 +21 51 50 0.2538 1.2382 176.7 2.6 19.6
2012 12 12 05 00 47.2 +21 06 28 0.2564 1.2405 175.7 3.4 19.6
...
2012 12 18 05 08 43.5 +16 56 27 0.2756 1.2560 169.5 8.2 20.1
...
2012 12 26 05 18 10.6 +12 30 49 0.3099 1.2816 161.9 13.8 20.6
...
2013 01 10 05 34 47.2 +07 33 54 0.3983 1.3425 149.7 21.7 21.5
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-X56
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