NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HE2 ∴ Orbital info ∴ Epoch 59333 MJD
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2021HE2  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HE2.eq0)
Keplerian elements
(Epoch 59333.7 MJD)
Value 1-σ variation Units
a 1.3779 0.000309 au
e 0.245281 0.000156
i 9.404 0.004467 deg
Ω 201.476 9.544e-05 deg
ω 11.045 0.001727 deg
M 4.453 0.002305 deg
Other useful info
Absolute Magnitude (H)    25.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0399 au
Aphelion distance 1.7159 au
Asc. node-Earth separation 0.04167 au
Desc. node-Earth separation 0.70984 au
Earth MOID 0.03993 au
Orbital period 590.78 days
Date of orbit computation   Jul 29 13:44

Covariance matrix
9.54884456E-084.81938755E-081.38049421E-06-2.86927914E-085.33037127E-07-7.12142513E-07
4.81938755E-082.43238833E-086.96747998E-07-1.44807172E-082.69025813E-07-3.59423537E-07
1.38049421E-066.96747998E-071.99581798E-05-4.14631093E-077.70565299E-06-1.02953530E-05
-2.86927914E-08-1.44807172E-08-4.14631093E-079.10800257E-09-1.61709793E-072.14607077E-07
5.33037127E-072.69025813E-077.70565299E-06-1.61709793E-072.98145325E-06-3.97790924E-06
-7.12142513E-07-3.59423537E-07-1.02953530E-052.14607077E-07-3.97790924E-065.31223170E-06

Correlation matrix
1.000000000.999999960.99999703-0.972939460.99900588-0.99989178
0.999999961.000000000.99999726-0.972886200.99899541-0.99988845
0.999997030.999997261.00000000-0.972500490.99892983-0.99986709
-0.97293946-0.97288620-0.972500491.00000000-0.981320220.97564981
0.999005880.998995410.99892983-0.981320221.00000000-0.99954503
-0.99989178-0.99988845-0.999867090.97564981-0.999545031.00000000