AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999ST22 ∴ Summary
Contact »
(310407) 1999ST22  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.44489 9.177e-09 au
e 0.201122 4.376e-08
i 1.735 6.353e-06 deg
Ω 192.666 0.0001494 deg
ω 219.366 0.0001508 deg
M 116.414 1.641e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9532 au
Aphelion 2.9366 au
Asc. node-Earth separation 1.7786 au
Desc. node-Earth separation 1.03103 au
Earth MOID 0.96467 au
Orbital period 1396.33 days
Date of orbit computation  feb 22 02:56
Observational summary
Optical observations (Discarded) 512 (3)
Radar observations (Discarded) 0 (0)
Arc length 8521.73 days
Unobserved 460 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 180.379 deg
Declination -0.27302 deg
V Magnitude 21.48 mag
Solar Elongation -151.36 deg
Galactic Latitude 60.09 deg
Rate 0.172 deg/day
Direction -63.45 deg

More info »