MPEC 2009-W11 : 2009 WD
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M.P.E.C. 2009-W11 Issued 2009 Nov. 17, 05:35 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 WD
Observations:
K09W00D* C2009 11 16.18730 23 42 30.06 +05 23 35.2 20.6 V EW011G96
K09W00D C2009 11 16.19379 23 42 29.34 +05 24 06.9 20.8 V EW011G96
K09W00D C2009 11 16.20024 23 42 28.62 +05 24 39.0 20.5 V EW011G96
K09W00D C2009 11 16.20665 23 42 27.90 +05 25 10.2 20.9 V EW011G96
K09W00D C2009 11 16.24784 23 42 23.25 +05 28 32.5 20.2 V EW011G96
K09W00D C2009 11 16.25519 23 42 22.42 +05 29 08.2 20.5 V EW011G96
K09W00D C2009 11 16.26268 23 42 21.62 +05 29 44.1 20.6 V EW011G96
K09W00D C2009 11 17.09226 23 40 57.89 +06 36 29.4 20.2 R EW011926
K09W00D C2009 11 17.15130 23 40 51.60 +06 41 09.1 20.8 V EW011291
K09W00D C2009 11 17.15511 23 40 51.20 +06 41 27.5 20.7 V EW011291
K09W00D C2009 11 17.16049 23 40 50.64 +06 41 52.3 20.9 V EW011291
K09W00D C2009 11 17.19683 23 40 46.77 +06 44 44.7 19.9 V EW011G96
K09W00D C2009 11 17.19857 23 40 46.59 +06 44 53.0 20.2 V EW011G96
K09W00D C2009 11 17.20031 23 40 46.45 +06 45 01.5 20.0 V EW011G96
K09W00D C2009 11 17.20206 23 40 46.23 +06 45 09.7 20.4 V EW011G96
K09W00D C2009 11 17.20248 23 40 46.14 +06 45 11.2 19.5 R EW011H01
K09W00D C2009 11 17.20577 23 40 45.79 +06 45 26.7 19.6 R EW011H01
K09W00D C2009 11 17.20955 23 40 45.39 +06 45 44.7 19.6 R EW011H01
K09W00D C2009 11 17.21347 23 40 44.98 +06 46 03.0 19.6 R EW011H01
Observer details:
291 LPL/Spacewatch II. Observer T. H. Bressi. 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. Observers A. D. Grauer, S. M. Larson. 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 WD Earth MOID = 0.2703 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 32.50319 (2000.0) P Q
n 0.41940443 Peri. 340.59833 +0.91293229 -0.14457113
a 1.7675866 Node 35.60355 +0.40329639 +0.46280697
e 0.2932731 Incl. 40.96169 -0.06250321 +0.87459070
P 2.35 H 20.1 G 0.15 U 9
Residuals in seconds of arc
091116 G96 0.2- 0.1- 091117 926 0.3+ 0.5+ 091117 G96 0.0 0.2+
091116 G96 0.0 0.3- 091117 291 0.1- 0.1- 091117 H01 0.1+ 0.2+
091116 G96 0.2+ 0.2+ 091117 291 0.1- 0.2+ 091117 H01 0.1+ 0.2+
091116 G96 0.2+ 0.0 091117 291 0.1+ 0.5- 091117 H01 0.0 0.3+
091116 G96 0.1- 0.5+ 091117 G96 0.2- 0.1- 091117 H01 0.0 0.1+
091116 G96 0.3- 0.2+ 091117 G96 0.1- 0.0
091116 G96 0.2+ 0.5- 091117 G96 0.5+ 0.2+
Ephemeris:
2009 WD a,e,i = 1.77, 0.29, 41 q = 1.2492
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 11 15 23 44.70 +03 44.5 0.409 1.270 125.2 39.5 20.2
2009 11 25 23 31.49 +15 40.9 0.501 1.287 115.9 43.6 20.8
2009 12 05 23 27.73 +24 02.6 0.609 1.309 108.0 45.7 21.3
2009 12 15 23 30.61 +30 11.9 0.724 1.335 101.7 46.2 21.8
2009 12 25 23 38.54 +35 03.7 0.840 1.364 96.5 45.8 22.1
2010 01 04 23 50.57 +39 09.9 0.955 1.396 92.1 44.7 22.4
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-W11
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