AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008SY311 ∴ Summary
Contact »
2008SY311  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.02626 4.235e-08 au
e 0.04484 7.895e-08
i 8.876 8.711e-06 deg
Ω 224.84 4.391e-05 deg
ω 208.688 9.836e-05 deg
M 288.903 8.65e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8906 au
Aphelion 3.162 au
Asc. node-Earth separation 2.13515 au
Desc. node-Earth separation 1.91566 au
Earth MOID 1.90799 au
Orbital period 1922.91 days
Date of orbit computation  feb 22 07:37
Observational summary
Optical observations (Discarded) 215 (0)
Radar observations (Discarded) 0 (0)
Arc length 6338.01 days
Unobserved 222 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 5.83068 deg
Declination 7.6178 deg
V Magnitude 22.66 mag
Solar Elongation 21.23 deg
Galactic Latitude -54.59 deg
Rate 0.383 deg/day
Direction 68.281 deg

More info »