NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1990SA ∴ Summary
Contact »
(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

More info »
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   May 15 15:29
Observational summary
Optical observations (Discarded) 449 (7)
Radar observations (Discarded) 0 (0)
Arc length 9554 days
Unobserved 199 days

More info »
Ephemeris at epoch 57901 MJD
Right Ascension 87.8641 deg
Declination -4.97631 deg
V Magnitude 22.48 mag
Solar Elongation -34.76 deg
Galactic Latitude -15.6 deg
Rate 0.378 deg/day
Direction 80.978 deg

More info »





This Web Site has been visited 827755 times since

and this Page has been visited 4646 times since 2011/06/25