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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001XH99 ∴ Orbital info ∴ Epoch epochXXX
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(131648) 2001XH99  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 131648.eq0)
Keplerian elements at epoch
58054.8 MJD
Value 1-σ variation Units
a 2.11806 6.943e-09 au
e 0.11379 4.543e-08
i 2.204 4.45e-06 deg
Ω 346.688 9.621e-05 deg
ω 348.425 9.911e-05 deg
M 172.052 2.484e-05 deg
Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.877 au
Aphelion 2.3591 au
Asc. node-Earth separation 0.87357 au
Desc. node-Earth separation 1.36111 au
Earth MOID 0.86639 au
Orbital period 1125.91 days
Date of orbit computation  apr 23 20:16
Correlation matrix
1.00000000-0.17920584-0.00776586-0.01378875-0.097602710.44561371
-0.179205841.00000000-0.01232346-0.005533510.17304299-0.71476700
-0.00776586-0.012323461.000000000.61136559-0.595013980.00765042
-0.01378875-0.005533510.611365591.00000000-0.96859804-0.00369992
-0.097602710.17304299-0.59501398-0.968598041.00000000-0.24352311
0.44561371-0.714767000.00765042-0.00369992-0.243523111.00000000
Covariance matrix
4.82092169E-17-5.65261220E-17-2.39948202E-16-9.21070443E-15-6.71684907E-147.68536354E-14
-5.65261220E-172.06378279E-15-2.49130948E-15-2.41844027E-147.79156482E-13-8.06561194E-13
-2.39948202E-16-2.49130948E-151.98027698E-112.61738110E-10-2.62439271E-108.45647489E-13
-9.21070443E-15-2.41844027E-142.61738110E-109.25563050E-09-9.23602865E-09-8.84171158E-12
-6.71684907E-147.79156482E-13-2.62439271E-10-9.23602865E-099.82375142E-09-5.99542114E-10
7.68536354E-14-8.06561194E-138.45647489E-13-8.84171158E-12-5.99542114E-106.16995036E-10