AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009SW255 ∴ Summary
Contact »
(516753) 2009SW255  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.1794 2.54e-08 au
e 0.163374 9.084e-08
i 3.115 1.221e-05 deg
Ω 205.691 0.0001266 deg
ω 68.139 0.0001445 deg
M 251.825 6.508e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8233 au
Aphelion 2.5355 au
Asc. node-Earth separation 0.99592 au
Desc. node-Earth separation 1.26356 au
Earth MOID 0.80974 au
Orbital period 1175.18 days
Date of orbit computation  apr 23 21:40
Observational summary
Optical observations (Discarded) 73 (0)
Radar observations (Discarded) 0 (0)
Arc length 4811.98 days
Unobserved 539 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 131.674 deg
Declination 15.0768 deg
V Magnitude 23.31 mag
Solar Elongation -95.04 deg
Galactic Latitude 32.19 deg
Rate 0.213 deg/day
Direction 97.795 deg

More info »