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AstDyS ∴ Objects ∴ 1981EW8 ∴ Summary
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(39491) 1981EW8  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.57197 8.589e-09 au
e 0.206398 3.428e-08
i 3.63 3.741e-06 deg
Ω 215.384 7.746e-05 deg
ω 237.163 7.849e-05 deg
M 211.585 1.201e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0411 au
Aphelion 3.1028 au
Asc. node-Earth separation 1.76691 au
Desc. node-Earth separation 1.22168 au
Earth MOID 1.06086 au
Orbital period 1506.6 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 1359 (5)
Radar observations (Discarded) 0 (0)
Arc length 15981 days
Unobserved 308 days

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Ephemeris at epoch 60425 MJD
Right Ascension 318.564 deg
Declination -12.2971 deg
V Magnitude 21.14 mag
Solar Elongation 77.76 deg
Galactic Latitude -37.2 deg
Rate 0.236 deg/day
Direction 68.483 deg

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