AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011US250 ∴ Summary
Contact »
(491257) 2011US250  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.60524 3.207e-08 au
e 0.200176 6.711e-08
i 5.283 6.793e-06 deg
Ω 90.993 0.0001197 deg
ω 51.83 0.0001269 deg
M 280.953 3.325e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0837 au
Aphelion 3.1268 au
Asc. node-Earth separation 1.24283 au
Desc. node-Earth separation 1.83714 au
Earth MOID 1.10193 au
Orbital period 1535.93 days
Date of orbit computation  apr 23 21:34
Observational summary
Optical observations (Discarded) 143 (1)
Radar observations (Discarded) 0 (0)
Arc length 4362.01 days
Unobserved 202 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 42.2012 deg
Declination 13.4656 deg
V Magnitude 22.81 mag
Solar Elongation -8.35 deg
Galactic Latitude -40.41 deg
Rate 0.443 deg/day
Direction 71.092 deg

More info »