AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RD208 ∴ Summary
Contact »
(121308) 1999RD208  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.16766 2.397e-08 au
e 0.233837 7.374e-08
i 11.131 7.221e-06 deg
Ω 265.871 3.662e-05 deg
ω 140.984 4.19e-05 deg
M 116.009 1.713e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4269 au
Aphelion 3.9084 au
Asc. node-Earth separation 2.64192 au
Desc. node-Earth separation 1.54951 au
Earth MOID 1.44837 au
Orbital period 2059.24 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 605 (4)
Radar observations (Discarded) 0 (0)
Arc length 23241.8 days
Unobserved 308 days

More info »
Ephemeris at epoch 58564 MJD
Right Ascension 205.395 deg
Declination -24.203 deg
V Magnitude 20.29 mag
Solar Elongation 146.24 deg
Galactic Latitude 37.26 deg
Rate 0.138 deg/day
Direction -76.86 deg

More info »





This Web Site has been visited 94899 times since

and this Page has been visited 81 times since 2011/11/16