AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011AK31 ∴ Summary
Contact »
(471230) 2011AK31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32951 2.094e-08 au
e 0.116144 5.434e-08
i 6.134 6.441e-06 deg
Ω 305.337 5.508e-05 deg
ω 345.33 6.224e-05 deg
M 91.031 2.973e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0589 au
Aphelion 2.6001 au
Asc. node-Earth separation 1.05077 au
Desc. node-Earth separation 1.60491 au
Earth MOID 1.0432 au
Orbital period 1298.66 days
Date of orbit computation  apr 23 21:30
Observational summary
Optical observations (Discarded) 230 (0)
Radar observations (Discarded) 0 (0)
Arc length 7180.05 days
Unobserved 198 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 36.1701 deg
Declination 18.8928 deg
V Magnitude 22.31 mag
Solar Elongation -5.93 deg
Galactic Latitude -38.73 deg
Rate 0.471 deg/day
Direction 71.582 deg

More info »