MPEC 2012-W35 : 2012 WJ4
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M.P.E.C. 2012-W35 Issued 2012 Nov. 23, 02:11 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 WJ4
Observations:
K12W04J* C2012 11 19.12808 23 06 05.44 +17 59 19.1 19.1 cEW035704
K12W04J C2012 11 19.14263 23 06 07.73 +17 59 03.5 19.3 cEW035704
K12W04J C2012 11 19.15726 23 06 10.11 +17 58 47.7 19.7 cEW035704
K12W04J C2012 11 19.17191 23 06 12.52 +17 58 30.4 19.4 cEW035704
K12W04J C2012 11 19.18677 23 06 14.96 +17 58 14.8 19.7 cEW035704
K12W04J C2012 11 20.05017 23 08 41.21 +17 42 47.4 18.5 cEW035704
K12W04J C2012 11 20.06511 23 08 43.68 +17 42 31.8 18.9 cEW035704
K12W04J C2012 11 20.07980 23 08 46.04 +17 42 15.8 19.3 cEW035704
K12W04J C2012 11 20.09463 23 08 48.57 +17 41 59.4 19.4 cEW035704
K12W04J C2012 11 20.10958 23 08 51.02 +17 41 44.1 19.2 cEW035704
K12W04J KC2012 11 20.83430 23 10 54.83 +17 28 45.6 18.4 RtEW035204
K12W04J KC2012 11 20.84212 23 10 56.15 +17 28 37.3 tEW035204
K12W04J KC2012 11 20.84998 23 10 57.46 +17 28 29.1 tEW035204
K12W04J KC2012 11 20.88094 23 11 02.69 +17 27 56.5 18.5 RcEW035A24
K12W04J KC2012 11 20.88596 23 11 03.53 +17 27 51.1 19.0 RcEW035A24
K12W04J KC2012 11 20.89097 23 11 04.41 +17 27 45.5 18.9 RcEW035A24
K12W04J KC2012 11 20.89599 23 11 05.26 +17 27 40.1 18.8 RcEW035A24
K12W04J KC2012 11 20.90101 23 11 06.17 +17 27 34.5 19.0 RcEW035A24
K12W04J KC2012 11 21.11200 23 11 42.84 +17 23 52.1 19.0 RqEW035H36
K12W04J KC2012 11 21.12241 23 11 44.58 +17 23 40.9 19.1 RqEW035H36
K12W04J KC2012 11 21.13214 23 11 46.23 +17 23 30.7 19.0 RqEW035H36
K12W04J KC2012 11 21.14175 23 11 47.84 +17 23 19.9 19.1 RqEW035H36
K12W04J KC2012 11 21.89806 23 13 59.59 +17 09 55.7 18.6 VqEW035B28
K12W04J KC2012 11 21.91701 23 14 02.88 +17 09 35.8 18.7 VqEW035B28
K12W04J KC2012 11 21.92031 23 14 03.45 +17 09 32.0 18.6 VqEW035B28
K12W04J KC2012 11 22.05803023 14 28.23 +17 07 10.0 18.4 VvEW035H21
K12W04J KC2012 11 22.06274023 14 29.04 +17 07 05.0 18.6 VvEW035H21
K12W04J KC2012 11 22.06745423 14 29.84 +17 06 59.8 18.5 VvEW035H21
K12W04J KC2012 11 22.07213523 14 30.63 +17 06 54.8 18.3 VvEW035H21
K12W04J KC2012 11 22.20601 23 14 53.66 +17 04 30.7 19.0 VuEW035932
K12W04J KC2012 11 22.21729 23 14 55.58 +17 04 17.7 19.4 VuEW035932
K12W04J KC2012 11 22.74461 23 16 30.00 +16 55 04.1 18.6 VuEW035B86
K12W04J KC2012 11 22.75070 23 16 31.08 +16 54 58.0 18.7 VuEW035B86
K12W04J KC2012 11 22.75677 23 16 32.15 +16 54 51.5 18.5 VuEW035B86
K12W04J KC2012 11 22.76286 23 16 33.18 +16 54 45.3 18.4 VuEW035B86
K12W04J KC2012 11 22.76896 23 16 34.27 +16 54 38.3 18.4 VuEW035B86
K12W04J KC2012 11 22.77506 23 16 35.29 +16 54 32.1 18.3 VuEW035B86
K12W04J KC2012 11 22.80188 23 16 40.03 +16 54 06.5 18.9 RuEW035B74
K12W04J KC2012 11 22.80608 23 16 40.77 +16 54 02.1 19.0 RuEW035B74
K12W04J KC2012 11 22.81081 23 16 41.59 +16 53 57.0 19.1 RuEW035B74
K12W04J KC2012 11 22.85275 23 16 48.85 +16 53 11.4 18.9 VuEW035B86
K12W04J KC2012 11 22.85887 23 16 49.94 +16 53 04.1 18.5 VuEW035B86
K12W04J KC2012 11 22.88097 23 16 53.75 +16 52 40.9 18.9 VuEW035B86
K12W04J KC2012 11 22.88706 23 16 54.81 +16 52 34.3 18.9 VuEW035B86
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia, C. Gall. 1.0-m
f/2.15 reflector + CCD.
932 John J. McCarthy Obs., New Milford. Observer M. Polansky. 0.4-m f/6.3
Schmidt-Cassegrain + CCD.
A24 New Millennium Observatory, Mozzate. Observer E. Cozzi. 0.36-m f/11
Schmidt-Cassegrain + CCD.
B28 Mandi Observatory, Pagnacco. Observer P. Corelli. 0.45-m f/4.5 reflector
+ CCD.
B74 Santa Maria de Montmagastrell. Observers J. M. Bosch, R. M. Olivera.
Measurer J. M. Bosch. 0.40-m f/10 Schmidt-Cassegrain + CCD.
B86 Sternwarte Hagen. Observers M. Klein, U. Proske. 0.50-m f/3.0 Deltagraph
+ CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Vorobjov, L. Buzzi, S. Foglia. 0.61-m f/4.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
Orbital elements:
2012 WJ4
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 347.83733 (2000.0) P Q
n 0.17110976 Peri. 164.07510 +0.59519013 -0.75830046
a 3.2133117 Node 248.63625 +0.70259394 +0.65168951
e 0.5926954 Incl. 16.59305 +0.39001341 -0.01676906
P 5.76 H 17.8 G 0.15 U 8
Residuals in seconds of arc
121119 704 0.2+ 0.2+ 121120 A24 0.4+ 0.4+ 121122 932 0.0 0.8-
121119 704 0.6- 0.4+ 121120 A24 0.4+ 0.4+ 121122 B86 0.1- 0.1-
121119 704 0.4- 0.5+ 121120 A24 1.3+ 0.2+ 121122 B86 0.2+ 0.2+
121119 704 0.1+ 0.9- 121121 H36 0.2- 0.1- 121122 B86 0.4+ 0.0
121119 704 0.6+ 0.3- 121121 H36 0.4- 0.2- 121122 B86 0.0 0.2+
121120 704 0.2+ 0.1+ 121121 H36 0.2- 0.1+ 121122 B86 0.5+ 0.4-
121120 704 0.5+ 0.4+ 121121 H36 0.3- 0.4- 121122 B86 0.1- 0.2-
121120 704 0.3- 0.1+ 121121 B28 0.3- 0.3- 121122 B74 0.0 0.1+
121120 704 1.0+ 0.4- 121121 B28 0.0 0.1+ 121122 B74 0.2+ 0.1+
121120 704 0.9+ 0.3+ 121121 B28 0.0 0.1- 121122 B74 0.2+ 0.1-
121120 204 0.2- 0.5- 121122 H21 0.1+ 0.2+ 121122 B86 0.3+ 0.9+
121120 204 0.1- 0.4- 121122 H21 0.2+ 0.2+ 121122 B86 0.6+ 0.1+
121120 204 0.3- 0.1- 121122 H21 0.1+ 0.0 121122 B86 0.1- 0.3+
121120 A24 0.0 0.6+ 121122 H21 0.1- 0.0 121122 B86 0.2- 0.1+
121120 A24 0.1- 0.6+ 121122 932 0.8+ 0.0
Ephemeris:
2012 WJ4 a,e,i = 3.21, 0.59, 17 q = 1.3088
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 10 24 22 14 34.6 +25 54 24 0.5769 1.4153 126.4 34.4 18.8
...
2012 11 08 22 38 43.4 +21 24 09 0.5597 1.3599 120.0 39.1 18.8
...
2012 11 16 22 57 39.3 +18 56 09 0.5583 1.3380 117.0 41.2 18.8
...
2012 11 22 23 14 18.0 +17 08 18 0.5611 1.3254 114.9 42.5 18.8
2012 11 23 23 17 15.3 +16 50 46 0.5619 1.3236 114.6 42.7 18.8
2012 11 24 23 20 15.5 +16 33 24 0.5629 1.3219 114.2 42.9 18.8
...
2012 11 30 23 39 12.0 +14 52 50 0.5706 1.3140 112.4 43.9 18.9
...
2012 12 08 00 06 27.7 +12 50 51 0.5874 1.3090 110.1 45.0 18.9
...
2012 12 23 01 01 08.6 +09 51 09 0.6408 1.3173 106.5 45.7 19.2
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-W35
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