NEODyS-2

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(152558) 1990SA  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.01332 7.481e-09 au
e 0.441728 4.086e-08
i 38.144 1.33e-05 deg
Ω 172.189 6.872e-06 deg
ω 115.119 1.813e-05 deg
M 252.271 9.441e-06 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.124 au
Aphelion 2.9027 au
Asc. node-Earth separation 1.00054 au
Desc. node-Earth separation 0.35837 au
Earth MOID 0.30766 au
Orbital period 1043.44 days
Date of orbit computation   Mar 13 09:42
Observational summary
Optical observations (Discarded) 456 (7)
Radar observations (Discarded) 0 (0)
Arc length 9964 days
Unobserved 115 days

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Ephemeris at epoch 58228 MJD
Right Ascension 124.869 deg
Declination 1.27713 deg
V Magnitude 21.42 mag
Solar Elongation -96.92 deg
Galactic Latitude 20.1 deg
Rate 0.265 deg/day
Direction 32.746 deg

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