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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RH181 ∴ Orbital info ∴ Epoch epochXXX
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(217689) 1999RH181  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 217689.eq0)
Keplerian elements at epoch
57470.4 MJD
Value 1-σ variation Units
a 2.90128 2.129e-08 au
e 0.018632 9.429e-08
i 1.482 1.021e-05 deg
Ω 185.988 0.0001708 deg
ω 350.738 0.0002148 deg
M 297.05 0.0001307 deg
Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8472 au
Aphelion 2.9553 au
Asc. node-Earth separation 1.85023 au
Desc. node-Earth separation 1.95454 au
Earth MOID 1.84951 au
Orbital period 1805.03 days
Date of orbit computation  apr 23 20:35
Correlation matrix
1.000000000.077844570.000355200.001412490.02928701-0.04991811
0.077844571.000000000.00201859-0.003742270.20383444-0.32605670
0.000355200.002018591.000000000.00195896-0.00121518-0.00039411
0.00141249-0.003742270.001958961.00000000-0.79158410-0.00593743
0.029287010.20383444-0.00121518-0.791584101.00000000-0.60602869
-0.04991811-0.32605670-0.00039411-0.00593743-0.606028691.00000000
Covariance matrix
4.53306778E-161.56278472E-167.72030315E-175.13636758E-151.33962913E-13-1.38904419E-13
1.56278472E-168.89097650E-151.94304989E-15-6.02677959E-144.12919828E-12-4.01818262E-12
7.72030315E-171.94304989E-151.04213494E-103.41557158E-12-2.66512227E-12-5.25826026E-13
5.13636758E-15-6.02677959E-143.41557158E-122.91710182E-08-2.90459977E-08-1.32536579E-10
1.33962913E-134.12919828E-12-2.66512227E-12-2.90459977E-084.61558642E-08-1.70164295E-08
-1.38904419E-13-4.01818262E-12-5.25826026E-13-1.32536579E-10-1.70164295E-081.70814062E-08