AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Tros ∴ Summary
Contact »
(18281) Tros  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 5.20051 1.511e-07 au
e 0.102109 8.213e-08
i 9.544 8.184e-06 deg
Ω 171.185 4.084e-05 deg
ω 169.948 5.434e-05 deg
M 213.536 3.954e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    12.4 mag
Slope parameter (G)    0.15 mag
Perihelion 4.6695 au
Aphelion 5.7315 au
Asc. node-Earth separation 4.72626 au
Desc. node-Earth separation 3.67008 au
Earth MOID 3.66112 au
Orbital period 4331.79 days
Date of orbit computation  Oct 31 05:07
Observational summary
Optical observations (Discarded) 505 (1)
Radar observations (Discarded) 0 (0)
Arc length 14769.1 days
Unobserved 239 days

More info »
Ephemeris at epoch 58436 MJD
Right Ascension 196.594 deg
Declination -3.94649 deg
V Magnitude 20.7 mag
Solar Elongation 34.6 deg
Galactic Latitude 58.72 deg
Rate 0.188 deg/day
Direction 108.24 deg

More info »





This Web Site has been visited 117410 times since

and this Page has been visited 363 times since 2012/02/16