MPEC 2012-X60 : 2011 JY31
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M.P.E.C. 2012-X60 Issued 2012 Dec. 11, 23:08 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
2011 JY31
Observations:
K11J31Y 1C2011 04 28.29388 18 32 25.22 -21 21 50.9 LEX060268
K11J31Y 1C2011 04 28.39916 18 32 25.00 -21 21 50.9 LEX060268
K11J31Y 2C2011 04 30.29847 18 32 21.06 -21 21 48.6 LEX060268
K11J31Y 1C2011 04 30.29915 18 32 21.06 -21 21 48.7 LEX060268
K11J31Y*2C2011 05 04.35789 18 32 11.59 -21 21 45.2 LEX060268
K11J31Y 2C2011 05 04.38104 18 32 11.52 -21 21 45.1 LEX060268
K11J31Y 1C2011 05 04.39888 18 32 11.48 -21 21 45.2 LEX060268
K11J31Y 2C2011 05 04.40573 18 32 11.46 -21 21 45.1 LEX060268
K11J31Y 1C2011 05 04.42148 18 32 11.43 -21 21 45.2 LEX060268
K11J31Y 2C2011 05 27.28690 18 30 54.35 -21 21 51.6 LEX060268
K11J31Y 1C2011 05 27.28768 18 30 54.35 -21 21 51.6 LEX060268
K11J31Y 1C2011 05 29.40904 18 30 45.50 -21 21 54.6 LEX060266
K11J31Y 1C2011 05 29.54954 18 30 44.90 -21 21 54.8 LEX060266
K11J31Y 1C2011 05 30.41081 18 30 41.24 -21 21 55.9 LEX060266
K11J31Y 1C2011 05 30.47860 18 30 40.95 -21 21 56.0 LEX060266
K11J31Y 1C2011 05 30.54565 18 30 40.65 -21 21 56.2 LEX060266
K11J31Y 2C2011 05 31.22732 18 30 37.71 -21 21 57.0 LEX060268
K11J31Y 1C2011 05 31.22801 18 30 37.71 -21 21 57.0 LEX060268
K11J31Y 1C2011 05 31.29595 18 30 37.42 -21 21 57.1 LEX060268
K11J31Y 2C2011 05 31.29705 18 30 37.41 -21 21 57.1 LEX060268
K11J31Y 2C2011 05 31.37286 18 30 37.07 -21 21 57.3 LEX060268
K11J31Y 1C2011 05 31.37355 18 30 37.07 -21 21 57.3 LEX060268
K11J31Y 1C2011 05 31.53716 18 30 36.36 -21 21 57.6 LEX060266
K11J31Y 1C2011 06 01.43469 18 30 32.44 -21 21 58.7 LEX060266
K11J31Y 1C2011 06 01.51361 18 30 32.11 -21 21 59.1 LEX060266
K11J31Y 2C2011 07 01.12040 18 28 08.92 -21 23 10.8 LEX060269
K11J31Y 1C2011 07 01.12099 18 28 08.92 -21 23 10.8 LEX060269
K11J31Y 2C2011 07 01.20571 18 28 08.48 -21 23 11.0 LEX060269
K11J31Y 1C2011 07 01.20630 18 28 08.49 -21 23 11.2 LEX060269
K11J31Y 2C2011 07 01.29082 18 28 08.04 -21 23 11.3 24.8 RLEX060269
K11J31Y 1C2011 07 01.29141 18 28 08.05 -21 23 11.4 LEX060269
K11J31Y 1C2011 07 02.32100 18 28 02.88 -21 23 14.6 LEX060266
K11J31Y 1C2011 07 02.37545 18 28 02.61 -21 23 14.8 LEX060266
K11J31Y 2C2012 04 17.34199 18 38 18.00 -21 14 50.4 LEX060268
K11J31Y 2C2012 04 17.38720 18 38 17.95 -21 14 50.2 LEX060268
K11J31Y 2C2012 04 17.41592 18 38 17.93 -21 14 50.2 LEX060268
K11J31Y 2C2012 04 18.26755 18 38 17.13 -21 14 48.3 LEX060268
K11J31Y 2C2012 04 18.31485 18 38 17.08 -21 14 48.3 LEX060268
K11J31Y 2C2012 04 18.36265 18 38 17.03 -21 14 48.2 LEX060268
K11J31Y 2C2012 04 18.40528 18 38 16.98 -21 14 48.1 LEX060268
K11J31Y 2C2012 04 19.30535 18 38 16.05 -21 14 46.3 LEX060268
K11J31Y 2C2012 04 19.35214 18 38 16.00 -21 14 46.1 LEX060268
K11J31Y 2C2012 04 19.39905 18 38 15.94 -21 14 46.1 LEX060268
Observer details:
266 New Horizons KBO Search-Subaru. Observers D. J. Tholen, M. W. Buie,
D. Trilling, J. Spencer. Measurers M. W. Buie, D. M. Borncamp.
268 New Horizons KBO Search-Magellan/Clay. Observers D. J. Osip, M. W. Buie,
J. Kavelaars, C. I. Fuentes, P. L. Schechter. Measurers M. W. Buie,
D. M. Borncamp, B. A. McLeod, M. Conroy, D. J. Osip, A. H. Parker.
269 New Horizons KBO Search-Magellan/Baade. Observers D. J. Osip,
S. S. Sheppard. Measurers A. H. Parker, M. W. Buie, D. M. Borncamp.
Orbital elements:
2011 JY31
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 305.23492 (2000.0) P Q
n 0.00339445 Peri. 106.08251 +0.92391190 +0.38094068
a 43.8486407 Node 231.53947 -0.36613295 +0.85324149
e 0.0473901 Incl. 2.60953 -0.11105614 +0.35617855
P 290 H 8.9 G 0.15 U 3
Residuals in seconds of arc
110428 268 0.1+ 0.1+ 110530 266 0.1+ 0.1- 110701 269 0.0 0.1-
110428 268 0.1+ 0.1- 110531 268 0.1- 0.0 110702 266 0.0 0.1+
110430 268 0.1- 0.1+ 110531 268 0.0 0.0 110702 266 0.1+ 0.1+
110430 268 0.0 0.0 110531 268 0.1+ 0.0 120417 268 0.0 0.0
110504 268 0.0 0.0 110531 268 0.0 0.0 120417 268 0.0 0.1+
110504 268 0.1- 0.0 110531 268 0.0 0.1- 120417 268 0.1+ 0.0
110504 268 0.0 0.1- 110531 268 0.0 0.1- 120418 268 0.0 0.1+
110504 268 0.1- 0.0 110531 266 0.1- 0.0 120418 268 0.0 0.0
110504 268 0.1+ 0.1- 110601 266 0.2- 0.3+ 120418 268 0.0 0.0
110527 268 0.1- 0.1+ 110601 266 0.1+ 0.0 120418 268 0.0 0.0
110527 268 0.1- 0.1+ 110701 269 0.0 0.0 120419 268 0.0 0.1-
110529 266 0.0 0.1- 110701 269 0.0 0.0 120419 268 0.0 0.1+
110529 266 0.1+ 0.1- 110701 269 0.1- 0.1+ 120419 268 0.0 0.0
110530 266 0.1+ 0.0 110701 269 0.1+ 0.1-
110530 266 0.2+ 0.0 110701 269 0.1- 0.0
Ephemeris:
2011 JY31 a,e,i = 43.85, 0.05, 3 q = 41.771
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 11 11 18 31 44.9 -21 21 36 43.3621 42.7138 48.6 1.0 25.4
...
2012 11 26 18 33 05.7 -21 20 52 43.5288 42.7122 33.8 0.7 25.4
...
2012 12 04 18 33 54.1 -21 20 20 43.5958 42.7114 25.9 0.6 25.4
...
2012 12 10 18 34 32.2 -21 19 53 43.6350 42.7107 20.0 0.5 25.3
2012 12 11 18 34 38.7 -21 19 48 43.6405 42.7106 19.0 0.4 25.3
2012 12 12 18 34 45.2 -21 19 43 43.6458 42.7105 18.0 0.4 25.3
...
2012 12 18 18 35 24.8 -21 19 11 43.6715 42.7099 12.1 0.3 25.3
...
2012 12 26 18 36 18.7 -21 18 24 43.6895 42.7091 4.4 0.1 25.3
...
2013 01 10 18 38 00.2 -21 16 44 43.6724 42.7075 11.0 0.3 25.3
Gareth V. Williams (C) Copyright 2012 MPC M.P.E.C. 2012-X60
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