AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999TW198 ∴ Summary
Contact »
(121452) 1999TW198  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.74353 2.524e-08 au
e 0.06255 1.221e-07
i 12.273 1.263e-05 deg
Ω 357.021 2.828e-05 deg
ω 29.06 6.707e-05 deg
M 68.518 5.72e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5719 au
Aphelion 2.9151 au
Asc. node-Earth separation 1.58672 au
Desc. node-Earth separation 1.89395 au
Earth MOID 1.57872 au
Orbital period 1659.83 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 416 (4)
Radar observations (Discarded) 0 (0)
Arc length 6689.98 days
Unobserved 348 days

More info »
Ephemeris at epoch 58502 MJD
Right Ascension 134.961 deg
Declination 32.7779 deg
V Magnitude 19.27 mag
Solar Elongation 162.17 deg
Galactic Latitude 40.13 deg
Rate 0.226 deg/day
Direction -79.303 deg

More info »





This Web Site has been visited 107529 times since

and this Page has been visited 88 times since 2011/11/15