AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009WB255 ∴ Summary
Contact »
2009WB255  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.1135 6.99e-08 au
e 0.202324 1.373e-07
i 25.964 8.444e-06 deg
Ω 255.75 2.112e-05 deg
ω 66.072 3.874e-05 deg
M 302.428 2.676e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4836 au
Aphelion 3.7434 au
Asc. node-Earth separation 1.74463 au
Desc. node-Earth separation 2.26877 au
Earth MOID 1.57706 au
Orbital period 2006.65 days
Date of orbit computation  apr 24 01:37
Observational summary
Optical observations (Discarded) 218 (2)
Radar observations (Discarded) 0 (0)
Arc length 4877.18 days
Unobserved 393 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 262.926 deg
Declination -28.1708 deg
V Magnitude 20.46 mag
Solar Elongation 131.99 deg
Galactic Latitude 2.99 deg
Rate 0.112 deg/day
Direction -22.391 deg

More info »