NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HC1 ∴ Orbital info ∴ Epoch 59320 MJD
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2021HC1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HC1.eq0)
Keplerian elements
(Epoch 59320.6 MJD)
Value 1-σ variation Units
a 1.15686 0.0003495 au
e 0.314334 0.0003451
i 5.567 0.006044 deg
Ω 24.978 0.0003314 deg
ω 97.235 0.004537 deg
M 49.808 0.03866 deg
Other useful info
Absolute Magnitude (H)    28.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7932 au
Aphelion distance 1.5205 au
Asc. node-Earth separation 0.08832 au
Desc. node-Earth separation -0.00045 au
Earth MOID 0.00015 au
Orbital period 454.486 days
Date of orbit computation   Jul 29 13:07

Covariance matrix
1.22180642E-071.20532289E-072.10834928E-06-8.08276336E-081.37220649E-06-1.35125956E-05
1.20532289E-071.19112191E-072.08542252E-06-7.63714517E-081.32104582E-06-1.33279558E-05
2.10834928E-062.08542252E-063.65325789E-05-1.30358298E-062.28036829E-05-2.33110894E-04
-8.08276336E-08-7.63714517E-08-1.30358298E-061.09802142E-07-1.44154137E-068.97665777E-06
1.37220649E-061.32104582E-062.28036829E-05-1.44154137E-062.05852627E-05-1.52130164E-04
-1.35125956E-05-1.33279558E-05-2.33110894E-048.97665777E-06-1.52130164E-041.49445558E-03

Correlation matrix
1.000000000.999134830.99793256-0.697835820.86524692-0.99999096
0.999134831.000000000.99971403-0.667801720.84364855-0.99895041
0.997932560.999714031.00000000-0.650868280.83154666-0.99765618
-0.69783582-0.66780172-0.650868281.00000000-0.958834160.70075750
0.865246920.843648550.83154666-0.958834161.00000000-0.86735247
-0.99999096-0.99895041-0.997656180.70075750-0.867352471.00000000