AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1981EW7 ∴ Summary
Contact »
(37541) 1981EW7  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.62385 1.275e-08 au
e 0.131393 3.842e-08
i 11.612 4.83e-06 deg
Ω 193.194 1.884e-05 deg
ω 39.305 2.678e-05 deg
M 2.289 2.188e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2791 au
Aphelion 2.9686 au
Asc. node-Earth separation 1.34079 au
Desc. node-Earth separation 1.87144 au
Earth MOID 1.28241 au
Orbital period 1552.41 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 1343 (225)
Radar observations (Discarded) 0 (0)
Arc length 15412.5 days
Unobserved 367 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 261.361 deg
Declination -10.312 deg
V Magnitude 19.01 mag
Solar Elongation 126.71 deg
Galactic Latitude 13.84 deg
Rate 0.144 deg/day
Direction 17.841 deg

More info »