NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HK1 ∴ Orbital info ∴ Epoch 60400 MJD
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2021HK1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HK1.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.98483 0.002165 au
e 0.499425 0.0005236
i 1.843 0.001748 deg
Ω 226.692 0.003231 deg
ω 307.968 0.00421 deg
M 29.245 0.6427 deg
Other useful info
Absolute Magnitude (H)    26.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9936 au
Aphelion distance 2.9761 au
Asc. node-Earth separation 0.13102 au
Desc. node-Earth separation 1.15862 au
Earth MOID 0.02039 au
Orbital period 1021.37 days
Date of orbit computation   feb 26 12:12

Covariance matrix
4.68588417E-061.13348049E-063.78237302E-06-6.89346797E-068.90840934E-06-1.39119935E-03
1.13348049E-062.74180696E-079.14913739E-07-1.66727049E-062.15449973E-06-3.36520715E-04
3.78237302E-069.14913739E-073.05469163E-06-5.58590462E-067.22415453E-06-1.12295808E-03
-6.89346797E-06-1.66727049E-06-5.58590462E-061.04368307E-05-1.35763646E-052.04666482E-03
8.90840934E-062.15449973E-067.22415453E-06-1.35763646E-051.77252767E-05-2.64492665E-03
-1.39119935E-03-3.36520715E-04-1.12295808E-032.04666482E-03-2.64492665E-034.13035328E-01

Correlation matrix
1.000000000.999999630.99973499-0.985729300.97747999-0.99999998
0.999999631.000000000.99971918-0.985605930.97730809-0.99999946
0.999734990.999719181.00000000-0.989294300.98176338-0.99973813
-0.98572930-0.98560593-0.989294301.00000000-0.998165750.98575458
0.977479990.977308090.98176338-0.998165751.00000000-0.97751521
-0.99999998-0.99999946-0.999738130.98575458-0.977515211.00000000