AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009EJ12 ∴ Summary
Contact »
(257240) 2009EJ12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.37521 1.167e-08 au
e 0.185833 4.69e-08
i 5.53 7.478e-06 deg
Ω 143.692 5.711e-05 deg
ω 99.406 6.155e-05 deg
M 354.133 2.35e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9338 au
Aphelion 2.8166 au
Asc. node-Earth separation 1.37834 au
Desc. node-Earth separation 1.21322 au
Earth MOID 0.93021 au
Orbital period 1337.06 days
Date of orbit computation  feb 22 02:45
Observational summary
Optical observations (Discarded) 298 (0)
Radar observations (Discarded) 0 (0)
Arc length 9042.1 days
Unobserved 476 days

More info »
Ephemeris at epoch 60416 MJD
Right Ascension 268.2 deg
Declination -14.9393 deg
V Magnitude 20.61 mag
Solar Elongation 117.59 deg
Galactic Latitude 5.74 deg
Rate 0.2 deg/day
Direction 75.032 deg

More info »