NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1999HP11 ∴ Orbital info ∴ Epoch 55408 MJD
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(31662) 1999HP11  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 31662.eq0)
Keplerian elements
(Epoch 55408.4 MJD)
Value 1-σ variation Units
a 1.59714 1.386e-08 au
e 0.547946 1.063e-07
i 18.803 2.822e-05 deg
Ω 14.053 3.346e-05 deg
ω 311.888 3.346e-05 deg
M 144.91 2.534e-05 deg
Other useful info
Absolute Magnitude (H)    19.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.722 au
Aphelion distance 2.4723 au
Asc. node-Earth separation -0.18119 au
Desc. node-Earth separation 0.76326 au
Earth MOID 0.12414 au
Orbital period 737.25 days
Date of orbit computation   feb 26 13:02

Covariance matrix
1.92225574E-161.23356076E-163.43050734E-14-2.66093868E-159.94358924E-14-2.85300367E-13
1.23356076E-161.12893395E-14-5.65619050E-141.45114318E-138.64460786E-13-1.25024171E-12
3.43050734E-14-5.65619050E-147.96538034E-10-5.24299787E-104.45729165E-105.40897178E-11
-2.66093868E-151.45114318E-13-5.24299787E-101.11929274E-09-9.86767273E-10-1.05218734E-10
9.94358924E-148.64460786E-134.45729165E-10-9.86767273E-101.11968928E-09-2.22103955E-10
-2.85300367E-13-1.25024171E-125.40897178E-11-1.05218734E-10-2.22103955E-106.42178366E-10

Correlation matrix
1.000000000.083737640.08766970-0.005736640.21433290-0.81202409
0.083737641.00000000-0.018861950.040822930.24314328-0.46433549
0.08766970-0.018861951.00000000-0.555270470.471975040.07562818
-0.005736640.04082293-0.555270471.00000000-0.88144280-0.12410618
0.214332900.243143280.47197504-0.881442801.00000000-0.26192665
-0.81202409-0.464335490.07562818-0.12410618-0.261926651.00000000