AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009SY321 ∴ Summary
Contact »
(403457) 2009SY321  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.17221 3.769e-08 au
e 0.102598 1.035e-07
i 13.987 1.128e-05 deg
Ω 5.055 2.581e-05 deg
ω 4.387 5.126e-05 deg
M 209.622 3.987e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8467 au
Aphelion 3.4977 au
Asc. node-Earth separation 1.84613 au
Desc. node-Earth separation 2.49913 au
Earth MOID 1.84601 au
Orbital period 2063.67 days
Date of orbit computation  apr 23 21:15
Observational summary
Optical observations (Discarded) 241 (3)
Radar observations (Discarded) 0 (0)
Arc length 11493.4 days
Unobserved 38 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 211.172 deg
Declination -23.8624 deg
V Magnitude 20.93 mag
Solar Elongation 169.38 deg
Galactic Latitude 36.03 deg
Rate 0.202 deg/day
Direction -82.765 deg

More info »