AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Tietjen ∴ Summary
Contact »
(2158) Tietjen  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.0714 1.109e-08 au
e 0.180099 2.752e-08
i 1.586 3.169e-06 deg
Ω 187.236 0.0001077 deg
ω 101.568 0.0001081 deg
M 321.781 1.087e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    11.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5182 au
Aphelion 3.6246 au
Asc. node-Earth separation 2.08482 au
Desc. node-Earth separation 1.86771 au
Earth MOID 1.50231 au
Orbital period 1966.09 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 4611 (60)
Radar observations (Discarded) 0 (0)
Arc length 34879.1 days
Unobserved 56 days

More info »
Ephemeris at epoch 60446 MJD
Right Ascension 252.063 deg
Declination -20.2262 deg
V Magnitude 15.48 mag
Solar Elongation 161.98 deg
Galactic Latitude 15.66 deg
Rate 0.166 deg/day
Direction -78.975 deg

More info »