AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RJ209 ∴ Summary
Contact »
(121310) 1999RJ209  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.17657 3.455e-08 au
e 0.182217 9.332e-08
i 10.394 1.017e-05 deg
Ω 231.501 3.902e-05 deg
ω 121.785 4.745e-05 deg
M 143.001 2.446e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5977 au
Aphelion 3.7554 au
Asc. node-Earth separation 2.38512 au
Desc. node-Earth separation 1.81262 au
Earth MOID 1.61152 au
Orbital period 2067.93 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 329 (2)
Radar observations (Discarded) 0 (0)
Arc length 6723.93 days
Unobserved 409 days

More info »
Ephemeris at epoch 58563 MJD
Right Ascension 159.677 deg
Declination -4.99552 deg
V Magnitude 20.39 mag
Solar Elongation -159.24 deg
Galactic Latitude 44.61 deg
Rate 0.179 deg/day
Direction -57.449 deg

More info »





This Web Site has been visited 86908 times since

and this Page has been visited 69 times since 2011/10/16