NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009HD ∴ Orbital info ∴ Epoch 60400 MJD
Contact »
2009HD  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2009HD.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.40558 1.381e-08 au
e 0.564035 3.313e-08
i 12.511 1.722e-05 deg
Ω 34.661 1.226e-05 deg
ω 173.144 4.788e-05 deg
M 356.201 1.027e-05 deg
Other useful info
Absolute Magnitude (H)    22.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0487 au
Aphelion distance 3.7624 au
Asc. node-Earth separation 2.73521 au
Desc. node-Earth separation 0.04544 au
Earth MOID 0.04514 au
Orbital period 1362.78 days
Date of orbit computation   apr 30 14:18

Covariance matrix
1.90763661E-161.88832803E-165.51852427E-14-2.95719413E-146.42402307E-13-1.41575516E-13
1.88832803E-161.09727763E-15-2.26366757E-13-1.05037898E-137.08639265E-13-1.48616315E-13
5.51852427E-14-2.26366757E-132.96604791E-10-9.40391644E-112.59027196E-10-3.46530890E-11
-2.95719413E-14-1.05037898E-13-9.40391644E-111.50233995E-10-2.31016966E-102.08038545E-11
6.42402307E-137.08639265E-132.59027196E-10-2.31016966E-102.29252610E-09-4.76873188E-10
-1.41575516E-13-1.48616315E-13-3.46530890E-112.08038545E-11-4.76873188E-101.05458927E-10

Correlation matrix
1.000000000.412735050.23199897-0.174681900.97140900-0.99815653
0.412735051.00000000-0.39679419-0.258704300.44679654-0.43688442
0.23199897-0.396794191.00000000-0.445487550.31412257-0.19593463
-0.17468190-0.25870430-0.445487551.00000000-0.393643080.16527913
0.971409000.446796540.31412257-0.393643081.00000000-0.96984892
-0.99815653-0.43688442-0.195934630.16527913-0.969848921.00000000