AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RQ ∴ Summary
Contact »
(91431) 1999RQ  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77151 1.673e-08 au
e 0.098235 5.032e-08
i 4.55 4.571e-06 deg
Ω 90.344 6.819e-05 deg
ω 249.785 7.274e-05 deg
M 119.157 2.464e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4993 au
Aphelion 3.0438 au
Asc. node-Earth separation 1.85797 au
Desc. node-Earth separation 1.63856 au
Earth MOID 1.49474 au
Orbital period 1685.29 days
Date of orbit computation  feb 22 02:09
Observational summary
Optical observations (Discarded) 702 (3)
Radar observations (Discarded) 0 (0)
Arc length 11662.2 days
Unobserved 107 days

More info »
Ephemeris at epoch 60420 MJD
Right Ascension 94.7575 deg
Declination 24.914 deg
V Magnitude 21.61 mag
Solar Elongation -64.25 deg
Galactic Latitude 4.49 deg
Rate 0.295 deg/day
Direction 90.593 deg

More info »