AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2002ER4 ∴ Summary
Contact »
(195230) 2002ER4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 5.25039 1.119e-07 au
e 0.089966 6.079e-08
i 7.503 8.084e-06 deg
Ω 351.187 3.735e-05 deg
ω 58.292 5.697e-05 deg
M 44.391 3.976e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    12.9 mag
Slope parameter (G)    0.15 mag
Perihelion 4.778 au
Aphelion 5.7228 au
Asc. node-Earth separation 3.96733 au
Desc. node-Earth separation 4.47299 au
Earth MOID 3.79584 au
Orbital period 4394.27 days
Date of orbit computation  apr 23 20:30
Observational summary
Optical observations (Discarded) 547 (4)
Radar observations (Discarded) 0 (0)
Arc length 23108.1 days
Unobserved 114 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 94.8295 deg
Declination 29.6981 deg
V Magnitude 20.71 mag
Solar Elongation -58.51 deg
Galactic Latitude 6.77 deg
Rate 0.178 deg/day
Direction 98.325 deg

More info »