AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997WA42 ∴ Summary
Contact »
(18576) 1997WA42  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.1765 5.081e-09 au
e 0.123194 3.537e-08
i 6.606 3.205e-06 deg
Ω 103.749 2.798e-05 deg
ω 211.57 3.046e-05 deg
M 169.413 1.353e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9084 au
Aphelion 2.4446 au
Asc. node-Earth separation 1.41206 au
Desc. node-Earth separation 0.92326 au
Earth MOID 0.89744 au
Orbital period 1172.83 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2207 (6)
Radar observations (Discarded) 0 (0)
Arc length 11693.2 days
Unobserved 69 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 111.554 deg
Declination 25.1319 deg
V Magnitude 20.2 mag
Solar Elongation -74.53 deg
Galactic Latitude 18.39 deg
Rate 0.313 deg/day
Direction 96.945 deg

More info »