NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997US2 ∴ Orbital info ∴ Epoch 59200 MJD
Contact »
(251722) 1997US2  ▹ 
ORBITAL INFORMATION
(ASCII data file 251722.eq1)
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 1.67413 5.601e-09 au
e 0.661596 3.995e-08
i 3.17 8.074e-06 deg
Ω 65.975 9.063e-05 deg
ω 100.211 9.017e-05 deg
M 198.93 1.378e-05 deg
Other useful info
Absolute Magnitude (H)    19.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.5665 au
Aphelion distance 2.7817 au
Asc. node-Earth separation 0.08048 au
Desc. node-Earth separation -0.17267 au
Earth MOID 0.00603 au
Orbital period 791.196 days
Date of orbit computation   Mar 19 10:27

Covariance matrix
3.13755409E-171.27535446E-161.03832331E-15-2.16024050E-14-8.13589469E-16-1.87149399E-14
1.27535446E-161.59614236E-152.64305032E-15-2.36949070E-146.84393406E-14-2.39869241E-13
1.03832331E-152.64305032E-156.51920599E-11-3.58832081E-12-1.08806371E-125.83737602E-12
-2.16024050E-14-2.36949070E-14-3.58832081E-128.21319060E-09-8.11001921E-09-9.56095171E-11
-8.13589469E-166.84393406E-14-1.08806371E-12-8.11001921E-098.13125319E-09-1.35433665E-11
-1.87149399E-14-2.39869241E-135.83737602E-12-9.56095171E-11-1.35433665E-111.90020253E-10

Correlation matrix
1.000000000.569901080.02295830-0.04255499-0.00161076-0.24237782
0.569901081.000000000.00819355-0.006544300.01899727-0.43555079
0.022958300.008193551.00000000-0.00490386-0.001494440.05244697
-0.04255499-0.00654430-0.004903861.00000000-0.99240099-0.07653238
-0.001610760.01899727-0.00149444-0.992400991.00000000-0.01089552
-0.24237782-0.435550790.05244697-0.07653238-0.010895521.00000000