NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1990SA ∴ Orbital info ∴ Epoch 60400 MJD
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(152558) 1990SA  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 152558.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.01356 7.152e-09 au
e 0.441486 4.687e-08
i 38.145 1.062e-05 deg
Ω 172.167 7.54e-06 deg
ω 115.11 1.247e-05 deg
M 291.224 1.337e-05 deg
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1246 au
Aphelion distance 2.9025 au
Asc. node-Earth separation 1.00116 au
Desc. node-Earth separation 0.36017 au
Earth MOID 0.30907 au
Orbital period 1043.63 days
Date of orbit computation   apr 30 14:17

Covariance matrix
5.11545163E-17-2.80967835E-186.32231809E-16-1.37063833E-153.60717143E-14-8.37266377E-14
-2.80967835E-182.19675410E-15-3.92698817E-16-3.86497060E-142.90043433E-13-2.03267495E-13
6.32231809E-16-3.92698817E-161.12690481E-10-3.44190578E-112.92249314E-11-1.67921203E-12
-1.37063833E-15-3.86497060E-14-3.44190578E-115.68470281E-11-5.30690359E-118.06363503E-12
3.60717143E-142.90043433E-132.92249314E-11-5.30690359E-111.55605533E-10-1.17366635E-10
-8.37266377E-14-2.03267495E-13-1.67921203E-128.06363503E-12-1.17366635E-101.78627634E-10

Correlation matrix
1.00000000-0.008381540.00832704-0.025417160.40430794-0.87588550
-0.008381541.00000000-0.00078927-0.109370850.49608923-0.32449118
0.00832704-0.000789271.00000000-0.430032700.22069748-0.01183553
-0.02541716-0.10937085-0.430032701.00000000-0.564254200.08002076
0.404307940.496089230.22069748-0.564254201.00000000-0.70397594
-0.87588550-0.32449118-0.011835530.08002076-0.703975941.00000000