NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HB1 ∴ Orbital info ∴ Epoch 60400 MJD
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2021HB1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HB1.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.1129 0.006923 au
e 0.557884 0.001539
i 7.391 0.01516 deg
Ω 32.114 0.005681 deg
ω 221.012 0.01064 deg
M 333.557 1.64 deg
Other useful info
Absolute Magnitude (H)    25.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9341 au
Aphelion distance 3.2917 au
Asc. node-Earth separation 1.51925 au
Desc. node-Earth separation 0.01895 au
Earth MOID 0.00827 au
Orbital period 1121.8 days
Date of orbit computation   feb 26 13:42

Covariance matrix
4.79254330E-051.06522100E-051.04927585E-04-3.93245080E-057.35966257E-05-1.13540396E-02
1.06522100E-052.36762786E-062.33219093E-05-8.74053880E-061.63582171E-05-2.52362072E-03
1.04927585E-042.33219093E-052.29734261E-04-8.61008250E-051.61157042E-04-2.48584544E-02
-3.93245080E-05-8.74053880E-06-8.61008250E-053.22697503E-05-6.04041775E-059.31639302E-03
7.35966257E-051.63582171E-051.61157042E-04-6.04041775E-051.13119989E-04-1.74358357E-02
-1.13540396E-02-2.52362072E-03-2.48584544E-029.31639302E-03-1.74358357E-022.68989152E+00

Correlation matrix
1.000000000.999999940.99998565-0.999959640.99955157-1.00000000
0.999999941.000000000.99998733-0.999962430.99956161-0.99999996
0.999985650.999987331.00000000-0.999992230.99969317-0.99998585
-0.99995964-0.99996243-0.999992231.00000000-0.999768610.99995997
0.999551570.999561610.99969317-0.999768611.00000000-0.99955273
-1.00000000-0.99999996-0.999985850.99995997-0.999552731.00000000