NEODyS-2

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(152558) 1990SA  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 2.01356 7.538e-09 au
e 0.44154 4.091e-08
i 38.142 1.337e-05 deg
Ω 172.195 6.879e-06 deg
ω 115.128 1.827e-05 deg
M 114.247 9.124e-06 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1245 au
Aphelion 2.9026 au
Asc. node-Earth separation 1.00117 au
Desc. node-Earth separation 0.36039 au
Earth MOID 0.30931 au
Orbital period 1043.63 days
Date of orbit computation   Nov 23 12:28
Observational summary
Optical observations (Discarded) 449 (7)
Radar observations (Discarded) 0 (0)
Arc length 9554 days
Unobserved 167 days

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Ephemeris at epoch 57869 MJD
Right Ascension 76.1344 deg
Declination -7.85422 deg
V Magnitude 22.42 mag
Solar Elongation -47.45 deg
Galactic Latitude -27.31 deg
Rate 0.372 deg/day
Direction 71.032 deg

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