NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1990SA ∴ Orbital info ∴ Epoch 58046 MJD
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(152558) 1990SA  ▹ 
ORBITAL INFORMATION
(ASCII data file 152558.eq0)
Keplerian elements
(Epoch 58046.1 MJD)
Value 1-σ variation Units
a 2.01335 7.143e-09 au
e 0.44167 4.695e-08
i 38.143 1.062e-05 deg
Ω 172.19 7.542e-06 deg
ω 115.122 1.246e-05 deg
M 199.162 9.803e-06 deg
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1241 au
Aphelion distance 2.9026 au
Asc. node-Earth separation 0.9992 au
Desc. node-Earth separation 0.35886 au
Earth MOID 0.30794 au
Orbital period 1043.46 days
Date of orbit computation   apr 30 14:17

Covariance matrix
5.10254673E-17-5.14455213E-182.53577341E-16-1.30236768E-153.49741582E-14-5.20692305E-14
-5.14455213E-182.20415484E-151.38876410E-16-3.89133881E-142.90618078E-13-2.05984343E-13
2.53577341E-161.38876410E-161.12696400E-10-3.44553289E-112.92984937E-11-1.54401487E-12
-1.30236768E-15-3.89133881E-14-3.44553289E-115.68860496E-11-5.30984305E-117.28994681E-12
3.49741582E-142.90618078E-132.92984937E-11-5.30984305E-111.55299962E-10-9.56003881E-11
-5.20692305E-14-2.05984343E-13-1.54401487E-127.28994681E-12-9.56003881E-119.60931058E-11

Correlation matrix
1.00000000-0.015340270.00334397-0.024173370.39288740-0.74360371
-0.015340271.000000000.00027865-0.109894290.49672487-0.44757626
0.003343970.000278651.00000000-0.430326900.22146474-0.01483715
-0.02417337-0.10989429-0.430326901.00000000-0.564928030.09859965
0.392887400.496724870.22146474-0.564928031.00000000-0.78257842
-0.74360371-0.44757626-0.014837150.09859965-0.782578421.00000000