MPEC 2009-W92 : 2009 WF54
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M.P.E.C. 2009-W92 Issued 2009 Nov. 24, 16:24 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 WF54
Observations:
K09W54F* C2009 11 23.24858 03 37 56.89 +19 30 02.4 21.8 V EW092G96
K09W54F C2009 11 23.25442 03 37 57.57 +19 29 54.4 20.8 V EW092G96
K09W54F C2009 11 23.26026 03 37 58.15 +19 29 44.6 21.8 V EW092G96
K09W54F C2009 11 23.26598 03 37 58.76 +19 29 35.7 21.2 V EW092G96
K09W54F C2009 11 23.30081 03 38 02.44 +19 28 39.6 20.9 V EW092G96
K09W54F C2009 11 23.30150 03 38 02.49 +19 28 38.8 21.1 V EW092G96
K09W54F C2009 11 23.30220 03 38 02.59 +19 28 37.3 20.9 V EW092G96
K09W54F C2009 11 23.30289 03 38 02.66 +19 28 36.1 21.4 V EW092G96
K09W54F C2009 11 23.40296 03 38 13.42 +19 25 50.9 21.8 R EW092926
K09W54F C2009 11 23.40707 03 38 13.95 +19 25 43.4 21.4 R EW092926
K09W54F C2009 11 23.41117 03 38 14.45 +19 25 36.6 21.4 R EW092926
K09W54F C2009 11 24.13575 03 39 58.06 +19 06 44.1 EW092291
K09W54F C2009 11 24.14011 03 39 58.51 +19 06 38.7 EW092291
K09W54F C2009 11 24.14425 03 39 58.94 +19 06 33.2 EW092291
K09W54F HC2009 11 24.16687 03 40 01.39 +19 06 00.4 EW092291
K09W54F C2009 11 24.17098 03 40 01.85 +19 05 54.8 21.4 V EW092291
K09W54F C2009 11 24.17596 03 40 02.35 +19 05 47.9 22.5 V EW092291
K09W54F C2009 11 24.42648 03 40 27.54 +18 59 30.7 21.6 R EW092926
K09W54F C2009 11 24.43024 03 40 27.95 +18 59 24.6 21.3 R EW092926
Observer details:
291 LPL/Spacewatch II. Observer R. S. McMillan. 1.8-m f/2.7 reflector + 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 R. E. Hill. 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.
Orbital elements:
2009 WF54 Earth MOID = 0.0335 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 51.55599 (2000.0) P Q
n 0.57106253 Peri. 128.18552 +0.98705354 -0.15242907
a 1.4388436 Node 240.63346 +0.12333800 +0.92026090
e 0.3089393 Incl. 3.28285 +0.10253310 +0.36039596
P 1.73 H 25.8 G 0.15 U 8
Residuals in seconds of arc
091123 G96 0.0 0.8- 091123 G96 0.0 0.1+ 091124 291 0.3- 0.4-
091123 G96 0.8+ 0.4+ 091123 926 1.1- 0.2+ 091124 291 0.0 0.2-
091123 G96 0.2+ 0.1- 091123 926 0.2- 0.3- 091124 291 0.3- 0.0
091123 G96 0.2+ 0.1+ 091123 926 0.3+ 0.1- 091124 926 0.4+ 0.7+
091123 G96 0.0 0.2+ 091124 291 0.6+ 0.5- 091124 926 0.5+ 0.6+
091123 G96 0.3- 0.5+ 091124 291 0.1+ 0.2+
091123 G96 0.1+ 0.2+ 091124 291 0.3- 0.5+
Ephemeris:
2009 WF54 a,e,i = 1.44, 0.31, 3 q = 0.9943
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 11 25 03 41.71 +18 46.0 0.112 1.099 174.7 4.7 21.7
2009 11 27 03 45.51 +18 01.9 0.120 1.106 173.2 6.0 21.9
2009 11 29 03 48.87 +17 23.7 0.129 1.114 171.7 7.3 22.1
2009 12 01 03 51.87 +16 50.9 0.138 1.122 170.1 8.7 22.3
2009 12 03 03 54.59 +16 22.8 0.147 1.130 168.5 10.0 22.5
2009 12 05 03 57.07 +15 58.8 0.156 1.138 166.9 11.3 22.8
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-W92
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