NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HJ ∴ Orbital info ∴ Epoch 60400 MJD
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2021HJ  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HJ.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.69761 0.002207 au
e 0.397658 0.0007384
i 6.31 0.009926 deg
Ω 221.539 0.004649 deg
ω 301.462 0.009016 deg
M 138.143 0.9788 deg
Other useful info
Absolute Magnitude (H)    25.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0225 au
Aphelion distance 2.3727 au
Asc. node-Earth separation 0.17581 au
Desc. node-Earth separation 0.81209 au
Earth MOID 0.08125 au
Orbital period 807.899 days
Date of orbit computation   feb 26 12:14

Covariance matrix
4.87016145E-061.62950921E-062.19044254E-05-1.02561790E-051.96775673E-05-2.16012704E-03
1.62950921E-065.45229265E-077.32884339E-06-3.43144033E-066.57948960E-06-7.22756304E-04
2.19044254E-057.32884339E-069.85237215E-05-4.61358780E-058.85715341E-05-9.71557967E-03
-1.02561790E-05-3.43144033E-06-4.61358780E-052.16120706E-05-4.15198626E-054.54908120E-03
1.96775673E-056.57948960E-068.85715341E-05-4.15198626E-058.12898988E-05-8.72842923E-03
-2.16012704E-03-7.22756304E-04-9.71557967E-034.54908120E-03-8.72842923E-039.58109871E-01

Correlation matrix
1.000000000.999989780.99997647-0.999690870.98896617-0.99999990
0.999989781.000000000.99994349-0.999628630.98828985-0.99998769
0.999976470.999943491.00000000-0.999816260.98970433-0.99997848
-0.99969087-0.99962863-0.999816261.00000000-0.990579710.99969574
0.988966170.988289850.98970433-0.990579711.00000000-0.98903155
-0.99999990-0.99998769-0.999978480.99969574-0.989031551.00000000