AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RR201 ∴ Summary
Contact »
(21763) 1999RR201  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.78223 1.106e-08 au
e 0.162726 3.329e-08
i 11.679 4.031e-06 deg
Ω 294.132 1.952e-05 deg
ω 101.558 2.433e-05 deg
M 77.083 1.361e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3295 au
Aphelion 3.235 au
Asc. node-Earth separation 1.78343 au
Desc. node-Earth separation 1.64014 au
Earth MOID 1.37087 au
Orbital period 1695.08 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2872 (7)
Radar observations (Discarded) 0 (0)
Arc length 16396.8 days
Unobserved 39 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 116.571 deg
Declination 16.6313 deg
V Magnitude 18.94 mag
Solar Elongation -80.54 deg
Galactic Latitude 19.43 deg
Rate 0.256 deg/day
Direction 104.254 deg

More info »