AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999XM118 ∴ Summary
Contact »
(217731) 1999XM118  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.14705 3.771e-08 au
e 0.05255 6.723e-08
i 20.725 6.156e-06 deg
Ω 245.397 1.542e-05 deg
ω 320.014 5.618e-05 deg
M 343.603 5.781e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9817 au
Aphelion 3.3124 au
Asc. node-Earth separation 2.00366 au
Desc. node-Earth separation 2.28412 au
Earth MOID 1.9917 au
Orbital period 2039.17 days
Date of orbit computation  apr 23 20:35
Observational summary
Optical observations (Discarded) 613 (1)
Radar observations (Discarded) 0 (0)
Arc length 8873.06 days
Unobserved 47 days

More info »
Ephemeris at epoch 60439 MJD
Right Ascension 172.861 deg
Declination -20.3085 deg
V Magnitude 19.57 mag
Solar Elongation -129.76 deg
Galactic Latitude 38.76 deg
Rate 0.161 deg/day
Direction 5.182 deg

More info »