MPEC 2009-W13 : 2009 WF
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M.P.E.C. 2009-W13 Issued 2009 Nov. 17, 05:47 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 WF
Observations:
K09W00F* C2009 11 16.31234 07 41 04.23 +54 02 31.9 18.6 V EW013703
K09W00F C2009 11 16.32204 07 41 01.17 +54 02 10.7 18.8 V EW013703
K09W00F C2009 11 16.32692 07 40 59.66 +54 01 59.9 18.5 V EW013703
K09W00F C2009 11 16.37036 07 40 46.02 +54 00 24.4 18.6 V EW013703
K09W00F C2009 11 16.37159 07 40 45.66 +54 00 21.7 18.7 V EW013703
K09W00F C2009 11 16.37281 07 40 45.30 +54 00 19.1 18.6 V EW013703
K09W00F C2009 11 16.37405 07 40 44.86 +54 00 16.3 18.8 V EW013703
K09W00F C2009 11 16.40014 07 40 36.47 +53 59 17.4 18.6 R EW013H01
K09W00F C2009 11 16.40498 07 40 34.94 +53 59 06.6 18.6 R EW013H01
K09W00F C2009 11 16.40939 07 40 33.54 +53 58 56.5 18.7 R EW013H01
K09W00F C2009 11 16.41413 07 40 32.03 +53 58 45.9 18.7 R EW013H01
K09W00F C2009 11 16.47381 07 40 13.21 +53 56 29.7 19.3 R EW013926
K09W00F C2009 11 16.47547 07 40 12.67 +53 56 25.7 19.3 R EW013926
K09W00F C2009 11 16.47713 07 40 12.15 +53 56 22.0 19.2 R EW013926
K09W00F C2009 11 16.93442 07 37 57.03 +53 38 23.3 18.5 R EW013B18
K09W00F C2009 11 16.93721 07 37 56.15 +53 38 17.0 18.8 R EW013B18
K09W00F C2009 11 16.93999 07 37 55.28 +53 38 10.4 18.9 R EW013B18
Observer details:
703 Catalina Sky Survey. Observer R. A. Kowalski. 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. 0.68-m Schmidt + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
B18 Terskol. Observers M. Andreev, A. Sergeev, N. Parakhin, V. Kozlov.
Measurer M. Andreev. 0.6-m f/12.8 Cassegrain + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
Orbital elements:
2009 WF Earth MOID = 0.0775 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 77.31213 (2000.0) P Q
n 0.63393546 Peri. 74.82335 +0.91661976 +0.28229047
a 1.3420623 Node 268.13883 -0.37637091 +0.84804266
e 0.3085649 Incl. 16.45157 +0.13473366 +0.44848158
P 1.55 H 19.8 G 0.15 U 8
Residuals in seconds of arc
091116 703 0.4+ 0.2- 091116 703 0.4- 0.3+ 091116 926 0.1- 0.4-
091116 703 0.1- 0.1- 091116 H01 0.1+ 0.0 091116 926 0.0 0.2-
091116 703 0.0 0.2- 091116 H01 0.2+ 0.1+ 091116 B18 0.0 0.1+
091116 703 0.4- 0.2+ 091116 H01 0.2+ 0.0 091116 B18 0.0 0.1+
091116 703 0.1- 0.2+ 091116 H01 0.1+ 0.2+ 091116 B18 0.0 0.1-
091116 703 0.1+ 0.3+ 091116 926 0.0 0.2-
Ephemeris:
2009 WF a,e,i = 1.34, 0.31, 16 q = 0.9279
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 11 15 07 47.55 +54 51.9 0.269 1.142 118.3 49.7 19.1
2009 11 25 06 57.72 +47 38.5 0.263 1.190 135.7 35.4 18.7
2009 12 05 06 12.51 +38 31.8 0.272 1.238 155.4 19.4 18.4
2009 12 15 05 37.83 +29 10.4 0.303 1.285 173.8 4.7 18.2
2009 12 25 05 15.24 +21 26.8 0.356 1.332 166.3 10.1 18.8
2010 01 04 05 03.23 +16 01.8 0.429 1.378 152.1 19.5 19.6
2010 01 14 04 59.21 +12 36.5 0.518 1.421 140.3 26.2 20.3
2010 01 24 05 01.16 +10 36.8 0.618 1.462 130.4 30.9 20.9
2010 02 03 05 07.50 +09 32.6 0.727 1.501 121.8 33.9 21.4
2010 02 13 05 17.06 +09 02.8 0.841 1.538 114.3 35.8 21.8
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-W13
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