AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998RQ31 ∴ Summary
Contact »
(118280) 1998RQ31  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.32518 1.555e-08 au
e 0.163146 6.142e-08
i 4.647 7.072e-06 deg
Ω 235.069 6.947e-05 deg
ω 131.325 7.339e-05 deg
M 226.752 2.502e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9458 au
Aphelion 2.7045 au
Asc. node-Earth separation 1.52367 au
Desc. node-Earth separation 1.05442 au
Earth MOID 0.94775 au
Orbital period 1295.04 days
Date of orbit computation  Oct 31 06:10
Observational summary
Optical observations (Discarded) 368 (8)
Radar observations (Discarded) 0 (0)
Arc length 7188.85 days
Unobserved 268 days

More info »
Ephemeris at epoch 58500 MJD
Right Ascension 257.259 deg
Declination -22.3514 deg
V Magnitude 21.59 mag
Solar Elongation 38.08 deg
Galactic Latitude 10.5 deg
Rate 0.438 deg/day
Direction 92.882 deg

More info »





This Web Site has been visited 77486 times since

and this Page has been visited 77 times since 2012/02/10