AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1990WM1 ∴ Summary
Contact »
(19997) 1990WM1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.99129 1.205e-08 au
e 0.127018 3.295e-08
i 6.896 3.66e-06 deg
Ω 139.445 2.959e-05 deg
ω 279.825 3.311e-05 deg
M 162.331 1.456e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6113 au
Aphelion 3.3712 au
Asc. node-Earth separation 1.89439 au
Desc. node-Earth separation 1.99534 au
Earth MOID 1.6353 au
Orbital period 1889.67 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2159 (8)
Radar observations (Discarded) 0 (0)
Arc length 11912 days
Unobserved 278 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 238.081 deg
Declination -11.2164 deg
V Magnitude 19.58 mag
Solar Elongation 129.55 deg
Galactic Latitude 31.75 deg
Rate 0.065 deg/day
Direction -40.635 deg

More info »