NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009HC21 ∴ Orbital info ∴ Epoch 60600 MJD
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2009HC21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2009HC21.eq1)
Keplerian elements
(Epoch 60600.0 MJD)
Value 1-σ variation Units
a 1.16828 1.388e-08 au
e 0.156902 2.348e-07
i 19.354 2.086e-05 deg
Ω 213.29 1.491e-05 deg
ω 126.903 5.672e-05 deg
M 340.818 0.0001189 deg
Other useful info
Absolute Magnitude (H)    22.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.985 au
Aphelion distance 1.3516 au
Asc. node-Earth separation 0.25434 au
Desc. node-Earth separation 0.0475 au
Earth MOID 0.04423 au
Orbital period 461.233 days
Date of orbit computation   Jul 29 11:13

Covariance matrix
1.92546699E-162.68944914E-151.58353199E-131.96656368E-145.89703685E-13-1.57302952E-12
2.68944914E-155.51337334E-143.14014217E-125.13142317E-131.01016469E-11-2.29824469E-11
1.58353199E-133.14014217E-124.35245552E-10-3.25666523E-117.42666662E-10-1.46892692E-09
1.96656368E-145.13142317E-13-3.25666523E-112.22304799E-10-2.09685269E-10-5.68685201E-11
5.89703685E-131.01016469E-117.42666662E-10-2.09685269E-103.21759697E-09-6.04260366E-09
-1.57302952E-12-2.29824469E-11-1.46892692E-09-5.68685201E-11-6.04260366E-091.41357014E-08

Correlation matrix
1.000000000.825442060.547005420.095052940.74920382-0.95347685
0.825442061.000000000.641022740.146573250.75843377-0.82324459
0.547005420.641022741.00000000-0.104696350.62756821-0.59220809
0.095052940.14657325-0.104696351.00000000-0.24792920-0.03208033
0.749203820.758433770.62756821-0.247929201.00000000-0.89598266
-0.95347685-0.82324459-0.59220809-0.03208033-0.895982661.00000000