NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1990SA ∴ Summary
Contact »
(152558) 1990SA  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 2.01337 7.531e-09 au
e 0.44165 4.09e-08
i 38.143 1.337e-05 deg
Ω 172.191 6.88e-06 deg
ω 115.123 1.826e-05 deg
M 183.253 9.288e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1242 au
Aphelion 2.9026 au
Asc. node-Earth separation 1.00234 au
Desc. node-Earth separation 0.35916 au
Earth MOID 0.30824 au
Orbital period 1043.48 days
Date of orbit computation   Jul 10 17:30
Observational summary
Optical observations (Discarded) 449 (7)
Radar observations (Discarded) 0 (0)
Arc length 9554 days
Unobserved 254 days

More info »
Ephemeris at epoch 57956 MJD
Right Ascension 108.431 deg
Declination -4.46036 deg
V Magnitude 22.51 mag
Solar Elongation 27.82 deg
Galactic Latitude 2.91 deg
Rate 0.366 deg/day
Direction 95.92 deg

More info »





This Web Site has been visited 10731 times since

and this Page has been visited 4715 times since 2011/06/25