AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009EF31 ∴ Summary
Contact »
(470926) 2009EF31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.1606 8.634e-08 au
e 0.262611 7.974e-08
i 9.502 8.612e-06 deg
Ω 81.668 5.229e-05 deg
ω 132.698 6.157e-05 deg
M 220.176 2.553e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3306 au
Aphelion 3.9906 au
Asc. node-Earth separation 2.59693 au
Desc. node-Earth separation 1.48203 au
Earth MOID 1.33589 au
Orbital period 2052.36 days
Date of orbit computation  feb 22 03:30
Observational summary
Optical observations (Discarded) 155 (1)
Radar observations (Discarded) 0 (0)
Arc length 5367.04 days
Unobserved 159 days

More info »
Ephemeris at epoch 60420 MJD
Right Ascension 53.6506 deg
Declination 16.5185 deg
V Magnitude 23.37 mag
Solar Elongation -25.38 deg
Galactic Latitude -31.09 deg
Rate 0.277 deg/day
Direction 72.544 deg

More info »