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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009WR99 ∴ Orbital info ∴ Epoch epochXXX
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(321625) 2009WR99  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 321625.eq0)
Keplerian elements at epoch
58089.6 MJD
Value 1-σ variation Units
a 5.32889 1.43e-07 au
e 0.104143 8.638e-08
i 3.342 7.675e-06 deg
Ω 247.887 0.0001546 deg
ω 156.561 0.0001598 deg
M 242.521 3.878e-05 deg
Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 4.7739 au
Aphelion 5.8839 au
Asc. node-Earth separation 4.81606 au
Desc. node-Earth separation 3.82528 au
Earth MOID 3.78304 au
Orbital period 4493.18 days
Date of orbit computation  apr 23 20:57
Correlation matrix
1.00000000-0.28346477-0.003588100.00764253-0.061864260.19742272
-0.283464771.00000000-0.00149908-0.00162334-0.067385010.30242044
-0.00358810-0.001499081.00000000-0.468409730.45336515-0.00502563
0.00764253-0.00162334-0.468409731.00000000-0.96444418-0.00616311
-0.06186426-0.067385010.45336515-0.964444181.00000000-0.25599639
0.197422720.30242044-0.00502563-0.00616311-0.255996391.00000000
Covariance matrix
2.04385990E-14-3.50046389E-15-3.93699158E-151.68944722E-13-1.41326196E-121.09456014E-12
-3.50046389E-157.46108327E-15-9.93802624E-16-2.16815907E-14-9.30082573E-131.01304569E-12
-3.93699158E-15-9.93802624E-165.89045884E-11-5.55881409E-105.56006605E-10-1.49582776E-12
1.68944722E-13-2.16815907E-14-5.55881409E-102.39091073E-08-2.38295603E-08-3.69571596E-11
-1.41326196E-12-9.30082573E-135.56006605E-10-2.38295603E-082.55337441E-08-1.58638298E-09
1.09456014E-121.01304569E-12-1.49582776E-12-3.69571596E-11-1.58638298E-091.50395169E-09