AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999XL231 ∴ Summary
Contact »
(103172) 1999XL231  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76036 1.433e-08 au
e 0.229149 3.965e-08
i 10.485 4.637e-06 deg
Ω 77.207 2.521e-05 deg
ω 357.322 2.802e-05 deg
M 129.53 1.102e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1278 au
Aphelion 3.3929 au
Asc. node-Earth separation 1.1441 au
Desc. node-Earth separation 2.37674 au
Earth MOID 1.14336 au
Orbital period 1675.12 days
Date of orbit computation  apr 23 20:09
Observational summary
Optical observations (Discarded) 1229 (7)
Radar observations (Discarded) 0 (0)
Arc length 8923.23 days
Unobserved 37 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 229.396 deg
Declination -9.9171 deg
V Magnitude 19.64 mag
Solar Elongation 163.3 deg
Galactic Latitude 38.75 deg
Rate 0.206 deg/day
Direction -80.545 deg

More info »