AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001WD89 ∴ Summary
Contact »
(148904) 2001WD89  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66893 1.139e-08 au
e 0.103475 4.64e-08
i 2.538 4.839e-06 deg
Ω 156.659 9.606e-05 deg
ω 188.305 9.872e-05 deg
M 103.397 2.277e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3928 au
Aphelion 2.9451 au
Asc. node-Earth separation 1.95185 au
Desc. node-Earth separation 1.38586 au
Earth MOID 1.38507 au
Orbital period 1592.59 days
Date of orbit computation  apr 23 20:20
Observational summary
Optical observations (Discarded) 663 (1)
Radar observations (Discarded) 0 (0)
Arc length 9120.93 days
Unobserved 52 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 87.7846 deg
Declination 21.7218 deg
V Magnitude 21.97 mag
Solar Elongation -53.01 deg
Galactic Latitude -2.65 deg
Rate 0.35 deg/day
Direction 87.423 deg

More info »