AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RD17 ∴ Summary
Contact »
(91442) 1999RD17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.80746 1.533e-08 au
e 0.224896 4.151e-08
i 6.92 5.335e-06 deg
Ω 203 3.73e-05 deg
ω 104.345 3.929e-05 deg
M 106.807 1.225e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1761 au
Aphelion 3.4388 au
Asc. node-Earth separation 1.81989 au
Desc. node-Earth separation 1.52884 au
Earth MOID 1.17402 au
Orbital period 1718.18 days
Date of orbit computation  feb 22 02:09
Observational summary
Optical observations (Discarded) 853 (7)
Radar observations (Discarded) 0 (0)
Arc length 8874.96 days
Unobserved 130 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 66.7634 deg
Declination 16.9702 deg
V Magnitude 21.57 mag
Solar Elongation -38.89 deg
Galactic Latitude -21.62 deg
Rate 0.331 deg/day
Direction 80.654 deg

More info »