AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RG209 ∴ Summary
Contact »
(121309) 1999RG209  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.15749 3.205e-08 au
e 0.235349 7.137e-08
i 7.573 8.141e-06 deg
Ω 321.259 5.764e-05 deg
ω 58.929 6.088e-05 deg
M 137.703 1.736e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4144 au
Aphelion 3.9006 au
Asc. node-Earth separation 1.64604 au
Desc. node-Earth separation 2.40696 au
Earth MOID 1.42643 au
Orbital period 2049.32 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 325 (3)
Radar observations (Discarded) 0 (0)
Arc length 8973.01 days
Unobserved 309 days

More info »
Ephemeris at epoch 58504 MJD
Right Ascension 195.392 deg
Declination -12.7045 deg
V Magnitude 21.88 mag
Solar Elongation 101.26 deg
Galactic Latitude 50.09 deg
Rate 0.073 deg/day
Direction 142.297 deg

More info »





This Web Site has been visited 151318 times since

and this Page has been visited 73 times since 2011/11/23