AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001RR91 ∴ Summary
Contact »
(83289) 2001RR91  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.13808 2.184e-08 au
e 0.09428 4.632e-08
i 16.253 5.992e-06 deg
Ω 175.611 1.688e-05 deg
ω 329.656 3.613e-05 deg
M 240.651 3.189e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8422 au
Aphelion 3.4339 au
Asc. node-Earth separation 1.88153 au
Desc. node-Earth separation 2.38151 au
Earth MOID 1.86342 au
Orbital period 2030.46 days
Date of orbit computation  apr 23 20:04
Observational summary
Optical observations (Discarded) 861 (5)
Radar observations (Discarded) 0 (0)
Arc length 11216.1 days
Unobserved 117 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 24.1747 deg
Declination 4.32 deg
V Magnitude 20.71 mag
Solar Elongation 13.07 deg
Galactic Latitude -56.71 deg
Rate 0.348 deg/day
Direction 74.345 deg

More info »