AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1981EF15 ∴ Summary
Contact »
(19937) 1981EF15  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.0752 2.023e-08 au
e 0.068669 4.081e-08
i 9.012 4.949e-06 deg
Ω 325.678 2.983e-05 deg
ω 319.869 4.855e-05 deg
M 254.043 3.882e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.864 au
Aphelion 3.2864 au
Asc. node-Earth separation 1.89625 au
Desc. node-Earth separation 2.243 au
Earth MOID 1.85467 au
Orbital period 1969.73 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 1280 (106)
Radar observations (Discarded) 0 (0)
Arc length 17457 days
Unobserved 38 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 160.383 deg
Declination 1.85968 deg
V Magnitude 19.87 mag
Solar Elongation -125.05 deg
Galactic Latitude 49.93 deg
Rate 0.026 deg/day
Direction -75.014 deg

More info »