AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RS89 ∴ Summary
Contact »
(18044) 1999RS89  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.53796 6.596e-09 au
e 0.286018 4.049e-08
i 5.794 4.467e-06 deg
Ω 153.951 2.6e-05 deg
ω 221.812 2.736e-05 deg
M 15.838 9.817e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8121 au
Aphelion 3.2639 au
Asc. node-Earth separation 1.97249 au
Desc. node-Earth separation 0.911 au
Earth MOID 0.81778 au
Orbital period 1476.81 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 2487 (11)
Radar observations (Discarded) 0 (0)
Arc length 10332.3 days
Unobserved 137 days

More info »
Ephemeris at epoch 60453 MJD
Right Ascension 63.9117 deg
Declination 17.3846 deg
V Magnitude 18.75 mag
Solar Elongation -4.92 deg
Galactic Latitude -23.43 deg
Rate 0.582 deg/day
Direction 79.85 deg

More info »