MPEC 2009-W42 : 2009 WR6
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M.P.E.C. 2009-W42 Issued 2009 Nov. 19, 18:40 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 WR6
Observations:
K09W06R* C2009 11 18.50609 09 43 24.38 +29 47 12.5 19.4 V EW042703
K09W06R C2009 11 18.51076 09 43 24.63 +29 47 04.6 19.9 V EW042703
K09W06R C2009 11 18.51558 09 43 24.78 +29 46 53.8 19.6 V EW042703
K09W06R C2009 11 18.52062 09 43 25.14 +29 46 44.0 19.5 V EW042703
K09W06R C2009 11 18.52612 09 43 25.17 +29 46 33.7 20.1 V EW042703
K09W06R C2009 11 18.52845 09 43 25.32 +29 46 29.1 19.4 V EW042703
K09W06R C2009 11 18.53078 09 43 25.33 +29 46 24.8 19.0 R EW042H01
K09W06R C2009 11 18.53182 09 43 25.42 +29 46 22.7 20.1 V EW042703
K09W06R C2009 11 18.53391 09 43 25.45 +29 46 18.8 19.0 R EW042H01
K09W06R C2009 11 18.53715 09 43 25.57 +29 46 12.7 19.0 R EW042H01
K09W06R C2009 11 19.07036 09 43 48.48 +29 29 09.6 19.0 R EW042B18
K09W06R C2009 11 19.08484 09 43 48.99 +29 28 42.3 19.2 R EW042B18
K09W06R C2009 11 19.08900 09 43 49.19 +29 28 34.5 19.5 R EW042B18
K09W06R C2009 11 19.41748 09 44 03.01 +29 18 04.0 19.9 V EW042703
K09W06R C2009 11 19.41832 09 44 03.15 +29 18 02.4 19.5 V EW042703
K09W06R C2009 11 19.42508 09 44 03.26 +29 17 49.5 20.1 V EW042703
K09W06R C2009 11 19.42593 09 44 03.33 +29 17 48.3 19.7 V EW042703
K09W06R C2009 11 19.43291 09 44 03.58 +29 17 35.8 19.6 V EW042703
K09W06R C2009 11 19.43374 09 44 03.66 +29 17 33.0 19.9 V EW042703
K09W06R C2009 11 19.44072 09 44 03.91 +29 17 20.6 19.7 V EW042703
K09W06R C2009 11 19.44155 09 44 04.09 +29 17 17.9 20.0 V EW042703
K09W06R C2009 11 19.45402 09 44 04.18 +29 16 53.8 19.8 R EW042H36
K09W06R C2009 11 19.46019 09 44 04.38 +29 16 42.1 19.6 R EW042H36
K09W06R C2009 11 19.46327 09 44 04.49 +29 16 36.4 19.5 R EW042H36
Observer details:
703 Catalina Sky 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. 0.68-m Schmidt + 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. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
Orbital elements:
2009 WR6 Earth MOID = 0.3184 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 71.87267 (2000.0) P Q
n 0.58400837 Peri. 100.39807 +0.81753996 -0.37843301
a 1.4175009 Node 282.98310 +0.16859019 +0.87801895
e 0.1784915 Incl. 26.45262 +0.55064123 +0.29303785
P 1.69 H 18.2 G 0.15 U 9
Residuals in seconds of arc
091118 703 1.5- 0.2+ 091118 H01 0.7- 0.3- 091119 703 1.2- 0.1-
091118 703 0.6- 1.2+ 091118 H01 0.7- 0.2- 091119 703 1.3- 0.7+
091118 703 1.0- 0.5- 091119 B18 0.2- 0.7- 091119 703 0.6- 0.5-
091118 703 1.2+ 0.7- 091119 B18 0.6- 0.4- 091119 703 0.7- 0.3+
091118 703 1.2- 0.5- 091119 B18 0.0 0.2- 091119 703 1.3+ 0.8-
091118 703 0.4- 0.7- 091119 703 1.3- 0.4- 091119 H36 0.5- 0.3-
091118 H01 0.7- 0.2- 091119 703 0.1+ 0.4- 091119 H36 0.7- 0.2-
091118 703 0.7- 0.7- 091119 703 1.7- 0.5- 091119 H36 0.7- 0.0
Ephemeris:
2009 WR6 a,e,i = 1.42, 0.18, 26 q = 1.1645
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 11 15 09 40.53 +31 37.0 0.686 1.257 95.5 51.6 19.8
2009 11 25 09 46.91 +26 14.3 0.631 1.280 102.3 48.9 19.6
2009 12 05 09 47.34 +20 18.0 0.577 1.305 110.5 45.0 19.3
2009 12 15 09 40.95 +13 42.9 0.528 1.330 120.1 39.8 19.0
2009 12 25 09 26.86 +06 33.0 0.491 1.356 130.7 33.3 18.7
2010 01 04 09 05.25 -00 47.0 0.471 1.382 141.1 26.5 18.5
2010 01 14 08 38.18 -07 25.9 0.474 1.408 148.0 21.7 18.4
2010 01 24 08 09.92 -12 28.3 0.501 1.434 148.0 21.3 18.5
2010 02 03 07 45.41 -15 32.6 0.549 1.459 142.2 24.4 18.9
2010 02 13 07 27.68 -16 55.3 0.614 1.483 134.4 28.4 19.3
2010 02 23 07 17.56 -17 09.1 0.691 1.507 126.5 31.8 19.6
2010 03 05 07 14.33 -16 44.4 0.775 1.529 119.3 34.4 20.0
2010 03 15 07 16.75 -16 01.8 0.864 1.550 112.8 36.3 20.3
2010 03 25 07 23.68 -15 14.6 0.955 1.569 107.0 37.4 20.6
2010 04 04 07 34.13 -14 30.9 1.046 1.587 101.7 38.1 20.8
2010 04 14 07 47.33 -13 55.0 1.137 1.603 96.8 38.4 21.0
2010 04 24 08 02.74 -13 30.0 1.227 1.618 92.3 38.4 21.2
2010 05 04 08 19.90 -13 17.3 1.315 1.631 88.1 38.2 21.4
2010 05 14 08 38.48 -13 17.3 1.402 1.642 84.1 37.8 21.5
2010 05 24 08 58.23 -13 30.3 1.485 1.651 80.3 37.2 21.7
2010 06 03 09 18.96 -13 55.7 1.567 1.659 76.7 36.5 21.8
2010 06 13 09 40.50 -14 32.7 1.646 1.665 73.2 35.7 21.9
2010 06 23 10 02.78 -15 20.5 1.722 1.668 69.7 34.8 21.9
2010 07 03 10 25.68 -16 17.5 1.795 1.670 66.3 33.9 22.0
2010 07 13 10 49.18 -17 22.4 1.866 1.670 62.9 32.8 22.0
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-W42
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