NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2004HD ∴ Orbital info ∴ Epoch 60400 MJD
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2004HD  ▹ 
ORBITAL INFORMATION
(ASCII data file 2004HD.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.92681 0.0004155 au
e 0.466042 3.224e-05
i 2.541 0.002255 deg
Ω 214.727 0.02976 deg
ω 343.676 0.09676 deg
M 171.278 1.325 deg
Other useful info
Absolute Magnitude (H)    24.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0288 au
Aphelion distance 2.8248 au
Asc. node-Earth separation 0.03625 au
Desc. node-Earth separation 1.73531 au
Earth MOID 0.02869 au
Orbital period 976.916 days
Date of orbit computation   feb 26 10:26

Covariance matrix
1.72602908E-071.33947311E-08-9.36812562E-07-1.23650276E-054.02012784E-055.50479959E-04
1.33947311E-081.03949842E-09-7.27009430E-08-9.59579769E-073.11977816E-064.27196310E-05
-9.36812562E-07-7.27009430E-085.08496304E-066.71112618E-05-2.18193940E-04-2.98776279E-03
-1.23650276E-05-9.59579769E-076.71112618E-058.85815157E-04-2.87996435E-03-3.94356042E-02
4.02012784E-053.11977816E-06-2.18193940E-04-2.87996435E-039.36338593E-031.28213340E-01
5.50479959E-044.27196310E-05-2.98776279E-03-3.94356042E-021.28213340E-011.75563778E+00

Correlation matrix
1.000000000.99999546-0.99996489-0.999998810.999998501.00000000
0.999995461.00000000-0.99996368-0.999994510.999989260.99999566
-0.99996489-0.999963681.000000000.99995384-0.99995930-0.99996490
-0.99999881-0.999994510.999953841.00000000-0.99999792-0.99999882
0.999998500.99998926-0.99995930-0.999997921.000000000.99999837
1.000000000.99999566-0.99996490-0.999998820.999998371.00000000