AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998WF21 ∴ Summary
Contact »
(129730) 1998WF21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.64613 1.128e-08 au
e 0.233078 3.284e-08
i 5.882 4.052e-06 deg
Ω 259.564 4.297e-05 deg
ω 141.743 4.431e-05 deg
M 327.113 1.216e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0294 au
Aphelion 3.2629 au
Asc. node-Earth separation 2.04722 au
Desc. node-Earth separation 1.13155 au
Earth MOID 1.04215 au
Orbital period 1572.23 days
Date of orbit computation  feb 22 02:17
Observational summary
Optical observations (Discarded) 776 (6)
Radar observations (Discarded) 0 (0)
Arc length 8593.83 days
Unobserved 694 days

More info »
Ephemeris at epoch 60423 MJD
Right Ascension 6.24243 deg
Declination 7.20618 deg
V Magnitude 20.55 mag
Solar Elongation 24.74 deg
Galactic Latitude -55.07 deg
Rate 0.541 deg/day
Direction 66.478 deg

More info »