AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Westerlund ∴ Summary
Contact »
(2902) Westerlund  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.20318 4.81e-09 au
e 0.198251 2.918e-08
i 4.378 3.325e-06 deg
Ω 178.38 3.516e-05 deg
ω 158.998 3.596e-05 deg
M 14.945 7.576e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7664 au
Aphelion 2.64 au
Asc. node-Earth separation 1.60186 au
Desc. node-Earth separation 0.78268 au
Earth MOID 0.758 au
Orbital period 1194.46 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 3856 (48)
Radar observations (Discarded) 0 (0)
Arc length 20067.1 days
Unobserved 226 days

More info »
Ephemeris at epoch 60448 MJD
Right Ascension 31.6456 deg
Declination 11.6112 deg
V Magnitude 18.35 mag
Solar Elongation 23.76 deg
Galactic Latitude -47.19 deg
Rate 0.598 deg/day
Direction 72.305 deg

More info »