AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001WM21 ∴ Summary
Contact »
(89413) 2001WM21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43242 8.906e-09 au
e 0.058821 4.526e-08
i 7.378 3.511e-06 deg
Ω 125.309 3.424e-05 deg
ω 73.764 4.617e-05 deg
M 169.434 3.206e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2893 au
Aphelion 2.5755 au
Asc. node-Earth separation 1.40084 au
Desc. node-Earth separation 1.44925 au
Earth MOID 1.30092 au
Orbital period 1385.66 days
Date of orbit computation  apr 23 20:05
Observational summary
Optical observations (Discarded) 1274 (4)
Radar observations (Discarded) 0 (0)
Arc length 9033.92 days
Unobserved 193 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 21.1189 deg
Declination 3.43946 deg
V Magnitude 20.87 mag
Solar Elongation 15 deg
Galactic Latitude -58.41 deg
Rate 0.438 deg/day
Direction 69.65 deg

More info »