NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021HC2 ∴ Orbital info ∴ Epoch 60400 MJD
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2021HC2  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021HC2.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.08284 7.136e-05 au
e 0.197909 0.0001057
i 1.514 0.0008527 deg
Ω 27.485 0.0001166 deg
ω 95.623 0.001267 deg
M 285.42 0.106 deg
Other useful info
Absolute Magnitude (H)    28.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8685 au
Aphelion distance 1.2971 au
Asc. node-Earth separation 0.06648 au
Desc. node-Earth separation 0.0164 au
Earth MOID 0.00244 au
Orbital period 411.571 days
Date of orbit computation   feb 26 12:19

Covariance matrix
5.09285365E-097.53412741E-096.08247232E-08-5.53541064E-097.87872784E-08-7.56681062E-06
7.53412741E-091.11710256E-089.01040705E-08-7.76660942E-091.13423111E-07-1.11942764E-05
6.08247232E-089.01040705E-087.27067263E-07-6.39937997E-089.25720046E-07-9.03729629E-05
-5.53541064E-09-7.76660942E-09-6.39937997E-081.35968647E-08-1.38140327E-078.21936135E-06
7.87872784E-081.13423111E-079.25720046E-07-1.38140327E-071.60572712E-06-1.17023895E-04
-7.56681062E-06-1.11942764E-05-9.03729629E-058.21936135E-06-1.17023895E-041.12425461E-02

Correlation matrix
1.000000000.998862800.99956778-0.665196350.87124366-0.99999983
0.998862801.000000000.99979415-0.630181360.84687470-0.99888884
0.999567780.999794151.00000000-0.643622490.85675471-0.99958306
-0.66519635-0.63018136-0.643622491.00000000-0.934900130.66479286
0.871243660.846874700.85675471-0.934900131.00000000-0.87097630
-0.99999983-0.99888884-0.999583060.66479286-0.870976301.00000000