AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998RR18 ∴ Summary
Contact »
(46885) 1998RR18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.59495 1.019e-08 au
e 0.196547 4.141e-08
i 3.105 4.247e-06 deg
Ω 144.811 7.882e-05 deg
ω 240.001 7.95e-05 deg
M 9.742 1.026e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0849 au
Aphelion 3.105 au
Asc. node-Earth separation 1.77914 au
Desc. node-Earth separation 1.25975 au
Earth MOID 1.09082 au
Orbital period 1526.84 days
Date of orbit computation  apr 23 19:56
Observational summary
Optical observations (Discarded) 1127 (5)
Radar observations (Discarded) 0 (0)
Arc length 9215.78 days
Unobserved 165 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 42.2057 deg
Declination 14.037 deg
V Magnitude 20.1 mag
Solar Elongation -9.31 deg
Galactic Latitude -39.94 deg
Rate 0.549 deg/day
Direction 72.893 deg

More info »