AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QE172 ∴ Summary
Contact »
(415823) 2001QE172  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.58316 1.341e-08 au
e 0.184485 7.37e-08
i 12.717 4.997e-06 deg
Ω 298.648 3.269e-05 deg
ω 93.487 3.781e-05 deg
M 117.062 1.52e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1066 au
Aphelion 3.0597 au
Asc. node-Earth separation 1.5075 au
Desc. node-Earth separation 1.48432 au
Earth MOID 1.15791 au
Orbital period 1516.44 days
Date of orbit computation  apr 23 21:18
Observational summary
Optical observations (Discarded) 422 (3)
Radar observations (Discarded) 0 (0)
Arc length 8224.15 days
Unobserved 54 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 149.23 deg
Declination -0.84196 deg
V Magnitude 21.68 mag
Solar Elongation -115.08 deg
Galactic Latitude 39.6 deg
Rate 0.051 deg/day
Direction 66.649 deg

More info »