MPEC 2009-W57 : 2009 WO8
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M.P.E.C. 2009-W57 Issued 2009 Nov. 20, 19:51 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 http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2009 WO8
Observations:
K09W08O* C2009 11 20.33156 03 48 58.14 +18 12 03.9 19.4 V EW057G96
K09W08O C2009 11 20.33757 03 49 05.52 +18 10 24.3 19.6 V EW057G96
K09W08O C2009 11 20.34352 03 49 12.82 +18 08 45.5 19.5 V EW057G96
K09W08O C2009 11 20.34948 03 49 20.13 +18 07 06.7 19.3 V EW057G96
K09W08O C2009 11 20.38232 03 50 00.63 +17 57 59.2 19.7 V EW057G96
K09W08O C2009 11 20.38273 03 50 01.17 +17 57 52.5 19.4 V EW057G96
K09W08O C2009 11 20.38360 03 50 02.22 +17 57 38.3 20.1 V EW057G96
K09W08O C2009 11 20.38398 03 50 02.68 +17 57 32.2 19.5 V EW057G96
K09W08O C2009 11 20.39337 03 50 13.59 +17 54 44.3 19.0 R EW057H01
K09W08O C2009 11 20.39691 03 50 18.01 +17 53 44.8 19.1 R EW057H01
K09W08O C2009 11 20.40162 03 50 23.91 +17 52 25.4 19.2 R EW057H01
K09W08O C2009 11 20.40560 03 50 29.72 +17 51 26.8 20.0 R EW057854
K09W08O C2009 11 20.40639 03 50 29.87 +17 51 05.3 19.0 R EW057H01
K09W08O C2009 11 20.41032 03 50 35.23 +17 50 12.7 19.8 R EW057854
K09W08O C2009 11 20.41505 03 50 41.35 +17 48 49.4 19.8 R EW057854
K09W08O C2009 11 20.42978 03 50 59.75 +17 44 46.3 19.9 R EW057926
K09W08O C2009 11 20.43214 03 51 02.70 +17 44 05.7 20.1 R EW057926
K09W08O C2009 11 20.43449 03 51 05.69 +17 43 25.9 20.0 R EW057926
K09W08O C2009 11 20.45015 03 51 25.59 +17 38 55.7 19.7 V EW057G96
K09W08O C2009 11 20.45127 03 51 27.03 +17 38 36.7 20.1 V EW057G96
K09W08O C2009 11 20.45236 03 51 28.40 +17 38 17.8 19.8 V EW057G96
Observer details:
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer A. R. Gibbs. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, 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.
Orbital elements:
2009 WO8 Earth MOID = 0.0287 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 16.15144 (2000.0) P Q
n 0.50741854 Peri. 194.83111 +0.30359918 -0.94501936
a 1.5567725 Node 237.63018 +0.88817243 +0.32686530
e 0.3516735 Incl. 8.27193 +0.34493083 -0.00987339
P 1.94 H 27.2 G 0.15 U 8
Residuals in seconds of arc
091120 G96 0.0 0.4+ 091120 G96 0.2- 0.4+ 091120 854 0.2- 1.0-
091120 G96 0.1+ 0.1+ 091120 H01 0.3- 0.2+ 091120 926 0.1+ 0.6+
091120 G96 0.1+ 0.2- 091120 H01 0.2- 0.2+ 091120 926 0.2- 0.0
091120 G96 0.1- 0.2- 091120 H01 0.1- 0.0 091120 926 0.3+ 0.0
091120 G96 0.1- 0.4- 091120 854 (2.3+ 2.8-) 091120 G96 0.1- 0.2+
091120 G96 0.3+ 0.2- 091120 H01 0.3- 0.2+ 091120 G96 0.2+ 0.2+
091120 G96 0.0 0.2+ 091120 854 (3.1- 2.6+) 091120 G96 0.0 0.2-
Ephemeris:
2009 WO8 a,e,i = 1.56, 0.35, 8 q = 1.0093
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 11 15 02 03.58 +34 55.3 0.0398 1.026 156.2 22.9 21.3
2009 11 17 02 39.02 +30 25.3 0.0349 1.022 163.9 15.6 20.8
2009 11 19 03 19.83 +23 50.5 0.0312 1.019 174.0 5.8 20.2
2009 11 21 04 03.91 +15 05.2 0.0290 1.017 173.6 6.3 20.0
2009 11 23 04 47.90 +05 01.1 0.0287 1.015 159.9 19.5 20.5
2009 11 25 05 28.56 -04 44.0 0.0303 1.013 147.0 32.1 21.0
2009 11 27 06 03.89 -12 52.9 0.0335 1.011 136.2 42.5 21.5
2009 11 29 06 33.41 -19 05.4 0.0379 1.010 127.9 50.4 22.0
2009 12 01 06 57.56 -23 37.7 0.0431 1.010 121.9 56.1 22.4
2009 12 03 07 17.20 -26 55.4 0.0488 1.009 117.5 60.0 22.8
2009 12 05 07 33.17 -29 20.1 0.0549 1.009 114.5 62.7 23.1
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-W57
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