NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1990SA ∴ Summary
Contact »
(152558) 1990SA  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.01356 7.167e-09 au
e 0.441486 4.691e-08
i 38.145 1.062e-05 deg
Ω 172.167 7.559e-06 deg
ω 115.11 1.248e-05 deg
M 291.224 1.339e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1246 au
Aphelion distance 2.9025 au
Asc. node-Earth separation 1.00116 au
Desc. node-Earth separation 0.36017 au
Earth MOID 0.30907 au
Orbital period 1043.63 days
Date of orbit computation   apr 12 14:42
Observational summary
Optical observations (Discarded) 548 (2)
Radar observations (Discarded) 0 (0)
Arc length 12263 days
Unobserved 10 days

More info »
Ephemeris
(Epoch 60421 MJD)
Right Ascension 148.78 deg
Declination 14.4548 deg
V Magnitude 20 mag
Solar Elongation -114.88 deg
Galactic Latitude 47.13 deg
Rate 0.303 deg/day
Direction 0.782 deg

More info »