AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2000OS21 ∴ Summary
Contact »
(122245) 2000OS21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26097 8.208e-09 au
e 0.181307 2.96e-08
i 24.193 3.578e-06 deg
Ω 143.56 8.735e-06 deg
ω 135.16 1.44e-05 deg
M 9.086 1.109e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.851 au
Aphelion 2.6709 au
Asc. node-Earth separation 1.52243 au
Desc. node-Earth separation 0.9253 au
Earth MOID 0.8839 au
Orbital period 1241.77 days
Date of orbit computation  apr 23 20:14
Observational summary
Optical observations (Discarded) 1404 (135)
Radar observations (Discarded) 0 (0)
Arc length 8855.98 days
Unobserved 361 days

More info »
Ephemeris at epoch 60440 MJD
Right Ascension 339.457 deg
Declination -2.45275 deg
V Magnitude 20.07 mag
Solar Elongation 69.51 deg
Galactic Latitude -49.62 deg
Rate 0.48 deg/day
Direction 83.211 deg

More info »