MPEC 2011-W59 : 2011 WC44
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M.P.E.C. 2011-W59 Issued 2011 Nov. 26, 23:39 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
2011 WC44
Observations:
K11W44C* C2011 11 26.25301 05 26 47.62 +19 20 45.5 18.9 VoEW059691
K11W44C C2011 11 26.27568 05 26 40.95 +19 19 09.6 18.7 VoEW059691
K11W44C C2011 11 26.29089 05 26 36.49 +19 18 03.2 18.0 VoEW059691
K11W44C |C2011 11 26.34023 05 26 20.60 +19 15 10.9 18.6 VoEW059807
K11W44C |C2011 11 26.34365 05 26 19.60 +19 14 56.5 18.7 VoEW059807
K11W44C HC2011 11 26.34404 05 26 20.87 +19 14 24.4 oEW059291
K11W44C HC2011 11 26.34487 05 26 20.60 +19 14 20.6 oEW059291
K11W44C HC2011 11 26.34569 05 26 20.37 +19 14 17.6 oEW059291
K11W44C |C2011 11 26.34705 05 26 18.60 +19 14 42.3 18.7 VoEW059807
K11W44C |C2011 11 26.35046 05 26 17.60 +19 14 27.6 18.6 VoEW059807
K11W44C |C2011 11 26.35385 05 26 16.63 +19 14 13.2 18.7 VoEW059807
K11W44C |C2011 11 26.35806 05 26 15.37 +19 13 55.4 18.5 VoEW059807
K11W44C HC2011 11 26.42527 05 25 57.06 +19 08 43.4 oEW059291
K11W44C HC2011 11 26.42610 05 25 56.81 +19 08 39.6 oEW059291
K11W44C HC2011 11 26.42691 05 25 56.57 +19 08 36.2 oEW059291
K11W44C C2011 11 26.54503 05 25 23.673+19 00 31.44 19.4 gLEW059F51
K11W44C C2011 11 26.55991 05 25 19.359+18 59 29.22 19.6 gLEW059F51
K11W44C C2011 11 26.57472 05 25 15.077+18 58 27.37 18.7 rLEW059F51
K11W44C C2011 11 26.58900 05 25 10.972+18 57 27.78 18.8 rLEW059F51
K11W44C C2011 11 26.60851 05 25 06.59 +18 56 40.0 18.2 RoEW059474
K11W44C C2011 11 26.60990 05 25 06.19 +18 56 34.2 18.4 RoEW059474
K11W44C C2011 11 26.61337 05 25 05.21 +18 56 19.5 18.6 RoEW059474
K11W44C C2011 11 26.65799 05 24 53.51 +18 52 36.6 uEW059900
K11W44C C2011 11 26.66584 05 24 51.22 +18 52 05.2 18.4 VuEW059900
K11W44C KC2011 11 26.91296 05 23 44.78 +18 35 09.9 18.8 VuEW059595
K11W44C KC2011 11 26.92316 05 23 41.90 +18 34 29.1 18.5 VuEW059595
K11W44C KC2011 11 26.92661 05 23 41.09 +18 34 14.8 18.2 RtEW059204
K11W44C KC2011 11 26.93495 05 23 38.71 +18 33 43.5 18.4 RuEW059157
K11W44C KC2011 11 26.93503 05 23 38.75 +18 33 41.0 tEW059204
K11W44C KC2011 11 26.93716 05 23 38.12 +18 33 34.9 18.4 RuEW059157
K11W44C KC2011 11 26.93800 05 23 37.78 +18 33 29.6 18.5 VuEW059595
K11W44C KC2011 11 26.94019 05 23 37.26 +18 33 22.4 18.3 RuEW059157
K11W44C IC2011 11 26.94345 05 23 36.39 +18 33 07.6 tEW059204
Observer details:
157 Frasso Sabino. Observers R. Haver, R. Gorelli. Measurer R. Haver.
0.37-m f/6.85 Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
595 Farra d'Isonzo. Observers F. Bressan, E. Pettarin. Measurer E. Pettarin.
0.40-m f/4.5 reflector + CCD.
691 Steward Observatory, Kitt Peak. Observer J. V. Scotti. 0.9-m f/3
reflector + CCD.
807 Cerro Tololo. Observers R. Holmes, T. Linder, V. Hoette. Measurers
R. Holmes, T. Linder. 0.41-m f/11 Ritchey-Chretien + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz, S. Watters,
J. Thiel, T. Goggia. Measurer PS1 Science Consortium. 1.8-m
Ritchey-Chretien + CCD.
Orbital elements:
2011 WC44 Earth MOID = 0.0980 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 352.63786 (2000.0) P Q
n 0.29289281 Peri. 91.26266 +0.85790247 +0.40124965
a 2.2455889 Node 245.16183 -0.48269521 +0.84345435
e 0.6757679 Incl. 20.71091 +0.17609285 +0.35718829
P 3.37 H 20.5 G 0.15 U 9
Residuals in seconds of arc
111126 691 0.1- 0.8+ 111126 807 0.3- 0.1+ 111126 900 0.4+ 1.0-
111126 691 0.3- 0.2- 111126 291 0.1- 0.6+ 111126 900 0.1- 0.1-
111126 691 0.1- 3.0- 111126 291 0.2- 0.3+ 111126 595 0.0 0.2-
111126 807 0.2+ 0.1+ 111126 291 0.2- 0.3+ 111126 595 0.5- 0.0
111126 807 0.2+ 0.2+ 111126 F51 0.1- 0.1+ 111126 204 0.0 0.1-
111126 291 0.2+ 0.8+ 111126 F51 0.1- 0.1- 111126 157 0.0 0.0
111126 291 0.2- 0.5+ 111126 F51 0.2- 0.1- 111126 204 0.1+ 0.1-
111126 291 0.0 0.9+ 111126 F51 0.2- 0.1- 111126 157 0.4+ 0.3+
111126 807 0.1+ 0.4+ 111126 474 0.3- 0.2- 111126 595 0.2- 0.2+
111126 807 0.0 0.1+ 111126 474 0.3- 0.2- 111126 157 0.2+ 0.0
111126 807 0.2+ 0.1+ 111126 474 0.1- 0.6- 111126 204 0.1- 0.4+
Ephemeris:
2011 WC44 a,e,i = 2.25, 0.68, 21 q = 0.7281
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 10 27 12 27 04.2 +49 00 38 0.2032 0.9271 65.1 103.4 20.7
...
2011 11 11 07 46 34.6 +44 34 41 0.1726 1.0756 115.4 56.3 18.9
...
2011 11 19 06 12 20.2 +29 51 12 0.2053 1.1589 143.0 30.9 18.7
...
2011 11 25 05 32 58.0 +20 52 32 0.2488 1.2220 158.4 17.3 18.8
2011 11 26 05 27 58.9 +19 38 53 0.2573 1.2325 160.4 15.6 18.9
2011 11 27 05 23 20.7 +18 29 38 0.2661 1.2430 162.3 14.0 18.9
...
2011 12 03 05 01 23.5 +12 56 32 0.3247 1.3060 168.9 8.3 19.2
...
2011 12 11 04 42 59.4 +08 20 21 0.4159 1.3894 164.1 11.2 20.0
...
2011 12 26 04 27 14.1 +04 35 40 0.6184 1.5422 147.7 19.9 21.4
A. U. Tomatic (C) Copyright 2011 MPC M.P.E.C. 2011-W59
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