AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998WW23 ∴ Summary
Contact »
(31368) 1998WW23  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.91778 1.081e-08 au
e 0.254444 4.126e-08
i 15.248 3.26e-06 deg
Ω 91.034 1.551e-05 deg
ω 105.973 1.633e-05 deg
M 347.898 7.307e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    12.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1754 au
Aphelion 3.6602 au
Asc. node-Earth separation 1.95161 au
Desc. node-Earth separation 1.53378 au
Earth MOID 1.22938 au
Orbital period 1820.44 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 3645 (11)
Radar observations (Discarded) 0 (0)
Arc length 11885.7 days
Unobserved 33 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 173.69 deg
Declination 28.1106 deg
V Magnitude 16.24 mag
Solar Elongation -124.08 deg
Galactic Latitude 73 deg
Rate 0.145 deg/day
Direction -173.775 deg

More info »