AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 4220T-2 ∴ Summary
Contact »
(99947) 4220T-2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.8052 1.171e-08 au
e 0.165508 2.974e-08
i 12.887 4.89e-06 deg
Ω 171.599 1.591e-05 deg
ω 109.022 2.313e-05 deg
M 336.266 1.679e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3409 au
Aphelion 3.2695 au
Asc. node-Earth separation 1.89042 au
Desc. node-Earth separation 1.58341 au
Earth MOID 1.36266 au
Orbital period 1716.11 days
Date of orbit computation  apr 23 20:08
Observational summary
Optical observations (Discarded) 1279 (6)
Radar observations (Discarded) 0 (0)
Arc length 18140.9 days
Unobserved 339 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 276.907 deg
Declination -5.65766 deg
V Magnitude 19.26 mag
Solar Elongation 117.25 deg
Galactic Latitude 2.69 deg
Rate 0.162 deg/day
Direction 40.81 deg

More info »