AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RW148 ∴ Summary
Contact »
(121281) 1999RW148  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.847 1.812e-08 au
e 0.164855 4.944e-08
i 4.809 5.327e-06 deg
Ω 330.383 5.806e-05 deg
ω 340.48 6.003e-05 deg
M 63.605 1.693e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3777 au
Aphelion 3.3163 au
Asc. node-Earth separation 1.38644 au
Desc. node-Earth separation 2.29081 au
Earth MOID 1.36384 au
Orbital period 1754.6 days
Date of orbit computation  feb 22 02:15
Observational summary
Optical observations (Discarded) 776 (6)
Radar observations (Discarded) 0 (0)
Arc length 11254.9 days
Unobserved 93 days

More info »
Ephemeris at epoch 60416 MJD
Right Ascension 30.1613 deg
Declination 15.7195 deg
V Magnitude 20.68 mag
Solar Elongation -8.04 deg
Galactic Latitude -43.98 deg
Rate 0.423 deg/day
Direction 69.263 deg

More info »