AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998WJ7 ∴ Summary
Contact »
(360209) 1998WJ7  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.95503 5.364e-09 au
e 0.313146 4.685e-08
i 8.203 8.972e-06 deg
Ω 51.782 3.778e-05 deg
ω 90.324 4.418e-05 deg
M 43.109 1.587e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.3428 au
Aphelion 2.5672 au
Asc. node-Earth separation 0.7781 au
Desc. node-Earth separation 0.74956 au
Earth MOID 0.39224 au
Orbital period 998.456 days
Date of orbit computation  feb 22 03:06
Observational summary
Optical observations (Discarded) 244 (0)
Radar observations (Discarded) 0 (0)
Arc length 9210.13 days
Unobserved 92 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 246.686 deg
Declination -20.0656 deg
V Magnitude 20.19 mag
Solar Elongation 140.9 deg
Galactic Latitude 19.69 deg
Rate 0.208 deg/day
Direction -118.142 deg

More info »