AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RD4 ∴ Summary
Contact »
(66459) 1999RD4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7434 1.146e-08 au
e 0.159596 3.317e-08
i 9.315 4.23e-06 deg
Ω 165.932 2.423e-05 deg
ω 157.782 2.814e-05 deg
M 148.578 1.485e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3056 au
Aphelion 3.1812 au
Asc. node-Earth separation 2.14503 au
Desc. node-Earth separation 1.32249 au
Earth MOID 1.29671 au
Orbital period 1659.71 days
Date of orbit computation  apr 23 20:00
Observational summary
Optical observations (Discarded) 1570 (150)
Radar observations (Discarded) 0 (0)
Arc length 9388.3 days
Unobserved 112 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 107.971 deg
Declination 16.5544 deg
V Magnitude 21.12 mag
Solar Elongation -71.47 deg
Galactic Latitude 11.88 deg
Rate 0.243 deg/day
Direction 87.014 deg

More info »