MPEC 2009-W51 : 2009 WW7
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M.P.E.C. 2009-W51 Issued 2009 Nov. 20, 15:20 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 WW7
Observations:
K09W07W C2009 11 19.23811 01 52 22.12 +08 46 38.1 EW051G96
K09W07W C2009 11 19.24323 01 52 33.36 +08 49 46.1 EW051G96
K09W07W C2009 11 19.24849 01 52 44.92 +08 52 58.2 EW051G96
K09W07W C2009 11 19.25370 01 52 56.37 +08 56 09.4 EW051G96
K09W07W* C2009 11 19.28654 01 54 07.48 +09 15 45.5 19.4 V EW051G96
K09W07W C2009 11 19.28726 01 54 09.07 +09 16 10.4 19.6 V EW051G96
K09W07W C2009 11 19.28764 01 54 09.82 +09 16 23.8 20.1 V EW051G96
K09W07W C2009 11 19.34506 01 56 11.76 +09 49 01.4 19.9 V EW051G96
K09W07W C2009 11 19.34545 01 56 12.48 +09 49 14.4 20.0 V EW051G96
K09W07W C2009 11 19.34580 01 56 13.20 +09 49 25.5 19.6 V EW051G96
K09W07W C2009 11 19.34612 01 56 13.95 +09 49 36.9 20.0 V EW051G96
K09W07W C2009 11 20.19083 02 21 13.60 +15 28 35.9 20.2 V EW051G96
K09W07W C2009 11 20.19140 02 21 14.11 +15 28 44.4 20.3 V EW051G96
K09W07W C2009 11 20.21059 02 21 31.44 +15 33 59.8 21.2 R EW051H01
K09W07W C2009 11 20.21328402 21 22.30 +15 33 45.1 19.8 V EW051H21
K09W07W C2009 11 20.21422 02 21 35.14 +15 35 01.5 21.3 R EW051H01
K09W07W C2009 11 20.21608402 21 25.20 +15 34 31.5 20.2 V EW051H21
K09W07W C2009 11 20.21888402 21 28.09 +15 35 17.7 20.3 V EW051H21
K09W07W C2009 11 20.22350 02 21 44.56 +15 37 37.6 20.1 R EW051H01
K09W07W C2009 11 20.22721 02 21 48.29 +15 38 39.3 21.1 R EW051H01
K09W07W C2009 11 20.23201 02 21 53.13 +15 39 59.3 19.8 R EW051H01
K09W07W tC2009 11 20.25461 02 22 18.51 +15 46 31.6 20.1 V EW051291
K09W07W tC2009 11 20.25877 02 22 22.70 +15 47 40.4 20.6 V EW051291
K09W07W tC2009 11 20.26277 02 22 26.11 +15 48 37.8 20.5 V EW051291
K09W07W C2009 11 20.36497 02 24 05.63 +16 14 50.7 20.6 R EW051926
K09W07W C2009 11 20.37248 02 24 13.07 +16 16 40.3 20.0 R EW051926
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. Observer A. R. Gibbs. 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurer S. Foglia.
Orbital elements:
2009 WW7 Earth MOID = 0.0018 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 96.20990 (2000.0) P Q
n 0.86535498 Peri. 273.70581 +0.87284470 +0.48659168
a 1.0906193 Node 57.18085 -0.42842185 +0.80040254
e 0.2617442 Incl. 2.52494 -0.23365967 +0.35012044
P 1.14 H 28.9 G 0.15 U 7
Residuals in seconds of arc
091119 G96 0.9+ 1.3+ 091119 G96 0.6- 0.1- 091120 H01 0.3- 0.2+
091119 G96 0.1- 0.1+ 091119 G96 0.6+ 0.8+ 091120 H01 0.5- 0.0
091119 G96 0.3- 1.1- 091120 G96 0.1- 0.1+ 091120 H01 0.4- 0.2+
091119 G96 0.2+ 0.3- 091120 G96 1.3- 1.3- 091120 291 0.1+ 0.6-
091119 G96 0.1+ 0.0 091120 H01 0.4- 0.2- 091120 291 1.4+ 0.7+
091119 G96 0.7+ 0.4- 091120 H21 0.0 0.0 091120 291 (6.1- 6.5-)
091119 G96 0.2- 0.4- 091120 H01 0.4- 0.1+ 091120 926 1.0- 0.2-
091119 G96 1.2+ 0.3+ 091120 H21 0.2- 0.1- 091120 926 0.4- 0.9+
091119 G96 0.3- 0.4+ 091120 H21 0.6- 0.3-
Ephemeris:
2009 WW7 a,e,i = 1.09, 0.26, 3 q = 0.8052
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 11 15 16 44.62 -38 17.0 0.0131 0.978 27.0 152.7 28.4
2009 11 16 17 37.92 -42 18.5 0.00876 0.982 36.7 143.0 25.8
2009 11 17 20 13.88 -44 08.1 0.00525 0.986 63.6 116.1 22.0
2009 11 18 00 08.62 -16 17.8 0.00497 0.991 118.5 61.3 19.5
2009 11 19 01 41.19 +06 08.3 0.00825 0.995 148.8 31.0 19.8
2009 11 20 02 16.72 +14 33.9 0.0126 1.000 159.1 20.6 20.4
2009 11 21 02 34.65 +18 29.3 0.0172 1.004 163.2 16.6 21.0
2009 11 22 02 45.38 +20 41.8 0.0218 1.009 164.9 14.8 21.4
2009 11 23 02 52.52 +22 05.9 0.0266 1.013 165.5 14.1 21.9
2009 11 24 02 57.62 +23 03.7 0.0314 1.018 165.7 13.9 22.2
2009 11 25 03 01.47 +23 45.7 0.0362 1.022 165.5 14.0 22.5
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-W51
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