AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999TD90 ∴ Summary
Contact »
(40821) 1999TD90  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.64203 1.285e-08 au
e 0.10367 4.256e-08
i 5.27 4.678e-06 deg
Ω 8.239 4.397e-05 deg
ω 3.792 4.825e-05 deg
M 250.179 2.197e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3681 au
Aphelion 2.9159 au
Asc. node-Earth separation 1.36817 au
Desc. node-Earth separation 1.91689 au
Earth MOID 1.36807 au
Orbital period 1568.58 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 935 (7)
Radar observations (Discarded) 0 (0)
Arc length 11039 days
Unobserved 292 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 272.487 deg
Declination -28.6697 deg
V Magnitude 20.6 mag
Solar Elongation 96.24 deg
Galactic Latitude -4.48 deg
Rate 0.193 deg/day
Direction 100.55 deg

More info »