AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999TB138 ∴ Summary
Contact »
(121407) 1999TB138  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.6407 2.698e-08 au
e 0.101041 6.842e-08
i 4.546 7.125e-06 deg
Ω 2.368 7.137e-05 deg
ω 210.789 8.172e-05 deg
M 321.444 4.65e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3739 au
Aphelion 2.9075 au
Asc. node-Earth separation 1.85932 au
Desc. node-Earth separation 1.40656 au
Earth MOID 1.36773 au
Orbital period 1567.39 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 359 (4)
Radar observations (Discarded) 0 (0)
Arc length 9075.02 days
Unobserved 427 days

More info »
Ephemeris at epoch 58568 MJD
Right Ascension 227.256 deg
Declination -21.3176 deg
V Magnitude 19.41 mag
Solar Elongation 133.99 deg
Galactic Latitude 31.22 deg
Rate 0.055 deg/day
Direction -139.181 deg

More info »





This Web Site has been visited 124983 times since

and this Page has been visited 70 times since 2011/10/23