MPEC 2009-W78 : 2009 WZ51
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M.P.E.C. 2009-W78 Issued 2009 Nov. 23, 18:28 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 WZ51
Observations:
K09W51Z* C2009 11 22.28427 02 32 44.01 +20 14 00.7 19.9 V EW078G96
K09W51Z C2009 11 22.29018 02 32 49.23 +20 15 50.0 19.5 V EW078G96
K09W51Z C2009 11 22.29605 02 32 54.38 +20 17 37.8 20.0 V EW078G96
K09W51Z C2009 11 22.30185 02 32 59.42 +20 19 22.8 20.5 V EW078G96
K09W51Z C2009 11 22.45620 02 35 18.18 +21 05 42.5 18.4 V EW078G96
K09W51Z C2009 11 22.45664 02 35 18.59 +21 05 51.3 EW078G96
K09W51Z C2009 11 22.45705 02 35 18.92 +21 05 58.3 18.9 V EW078G96
K09W51Z C2009 11 22.45750 02 35 19.37 +21 06 05.5 18.4 V EW078G96
K09W51Z C2009 11 23.10921 02 45 39.93 +24 13 35.1 19.1 R EW078H01
K09W51Z C2009 11 23.11388 02 45 43.93 +24 14 53.0 19.0 R EW078H01
K09W51Z C2009 11 23.11832 02 45 47.75 +24 16 06.9 18.9 R EW078H01
K09W51Z C2009 11 23.12348 02 45 52.19 +24 17 32.8 19.0 R EW078H01
K09W51Z C2009 11 23.12503 02 45 54.21 +24 18 03.3 20.1 R EW078926
K09W51Z C2009 11 23.12740 02 45 56.27 +24 18 42.6 19.9 R EW078926
K09W51Z C2009 11 23.12975 02 45 58.29 +24 19 21.5 20.0 R EW078926
K09W51Z C2009 11 23.21131 02 47 02.75 +24 41 19.0 20.3 V EW078H21
K09W51Z C2009 11 23.21482 02 47 05.68 +24 42 15.2 20.7 V EW078H21
K09W51Z C2009 11 23.21841 02 47 08.67 +24 43 12.9 20.6 V EW078H21
K09W51Z C2009 11 23.22307 02 47 13.96 +24 44 30.7 19.3 R EW078H36
K09W51Z C2009 11 23.22527 02 47 15.87 +24 45 06.5 19.0 R EW078H36
K09W51Z C2009 11 23.22822 02 47 18.26 +24 45 54.5 19.5 R EW078H36
K09W51Z C2009 11 23.23042 02 47 20.24 +24 46 30.0 19.6 R EW078H36
K09W51Z C2009 11 23.25310 02 47 41.85 +24 52 52.5 19.7 R EW078854
K09W51Z C2009 11 23.25832 02 47 46.12 +24 54 18.3 19.7 R EW078854
K09W51Z C2009 11 23.26351 02 47 50.51 +24 55 41.1 19.7 R EW078854
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. Observers A. R. Gibbs, S. F. Tornero. 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. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurer H. Devore. 0.61-m f/4.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
Orbital elements:
2009 WZ51 Earth MOID = 0.0305 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 16.93008 (2000.0) P Q
n 0.27095654 Peri. 337.48427 +0.81286180 -0.56749829
a 2.3652095 Node 57.75201 +0.55523038 +0.68692664
e 0.5773753 Incl. 8.92114 +0.17599693 +0.45395759
P 3.64 H 25.4 G 0.15 U 6
Residuals in seconds of arc
091122 G96 0.1+ 0.1- 091123 H01 0.3- 0.1+ 091123 H36 0.6- 0.6-
091122 G96 0.4+ 0.5+ 091123 H01 0.2- 0.0 091123 H36 0.3+ 0.2-
091122 G96 0.1+ 0.4+ 091123 H01 0.1+ 0.1+ 091123 H36 0.8- 0.4+
091122 G96 0.8- 1.0- 091123 926 0.3- 0.3+ 091123 H36 1.1+ 0.6+
091122 G96 0.3+ 0.4- 091123 926 0.1+ 0.2+ 091123 854 0.7+ 1.6-
091122 G96 0.3+ 0.6+ 091123 926 0.2+ 0.0 091123 854 0.2- 0.6+
091122 G96 0.3- 0.3+ 091123 H21 0.6- 0.1- 091123 854 0.9+ 0.3+
091122 G96 0.2+ 0.4- 091123 H21 0.8- 0.4-
091123 H01 0.1- 0.0 091123 H21 1.2- 0.3-
Ephemeris:
2009 WZ51 a,e,i = 2.37, 0.58, 9 q = 0.9996
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 11 15 00 27.49 -24 47.2 0.0459 1.013 119.6 58.1 20.8
2009 11 20 01 54.89 +06 49.3 0.0420 1.025 151.1 27.7 19.8
2009 11 25 03 12.50 +31 39.1 0.0562 1.041 164.3 14.8 20.1
2009 11 30 04 08.16 +42 41.7 0.0799 1.061 158.7 19.8 21.0
2009 12 05 04 44.81 +47 18.5 0.108 1.084 155.0 22.6 21.8
2009 12 10 05 08.72 +49 16.8 0.138 1.110 153.6 23.2 22.4
2009 12 15 05 24.64 +50 01.1 0.169 1.138 153.2 22.9 22.9
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-W78
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