NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009US87 ∴ Orbital info ∴ Epoch 55227 MJD
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2009US87  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2009US87.eq0)
Keplerian elements
(Epoch 55227.4 MJD)
Value 1-σ variation Units
a 1.63996 2.142e-06 au
e 0.239556 8.684e-07
i 0.537 1.432e-05 deg
Ω 104.492 0.001401 deg
ω 323.225 0.003284 deg
M 29.057 0.001585 deg
Other useful info
Absolute Magnitude (H)    22.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2471 au
Aphelion distance 2.0328 au
Asc. node-Earth separation 0.31325 au
Desc. node-Earth separation 0.89919 au
Earth MOID 0.26131 au
Orbital period 767.094 days
Date of orbit computation   Jul 29 11:16

Covariance matrix
4.59025126E-121.72588910E-121.95090319E-11-9.37181886E-106.41991857E-09-3.38972037E-09
1.72588910E-127.54164502E-137.22705800E-12-3.61752614E-102.46335222E-09-1.29762097E-09
1.95090319E-117.22705800E-122.04985087E-10-1.49473851E-083.82315127E-08-1.43970096E-08
-9.37181886E-10-3.61752614E-10-1.49473851E-081.96258752E-06-3.08670820E-066.94864646E-07
6.41991857E-092.46335222E-093.82315127E-08-3.08670820E-061.07820879E-05-4.75680910E-06
-3.38972037E-09-1.29762097E-09-1.43970096E-086.94864646E-07-4.75680910E-062.51088324E-06

Correlation matrix
1.000000000.927601870.63599889-0.312241870.91255670-0.99846394
0.927601871.000000000.58125589-0.297347380.86385736-0.94297798
0.635998890.581255891.00000000-0.745228700.81322162-0.63459683
-0.31224187-0.29734738-0.745228701.00000000-0.671010980.31302025
0.912556700.863857360.81322162-0.671010981.00000000-0.91422066
-0.99846394-0.94297798-0.634596830.31302025-0.914220661.00000000