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AstDyS ∴ Objects ∴ 1981EA31 ∴ Summary
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(90689) 1981EA31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34158 1.01e-08 au
e 0.121951 4.215e-08
i 2.077 4.57e-06 deg
Ω 306.125 0.0001247 deg
ω 242.022 0.0001263 deg
M 356.747 2.221e-05 deg

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Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.056 au
Aphelion 2.6271 au
Asc. node-Earth separation 1.43206 au
Desc. node-Earth separation 1.19746 au
Earth MOID 1.0581 au
Orbital period 1308.76 days
Date of orbit computation  feb 22 02:09
Observational summary
Optical observations (Discarded) 571 (9)
Radar observations (Discarded) 0 (0)
Arc length 15647 days
Unobserved 123 days

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Ephemeris at epoch 60419 MJD
Right Ascension 173.717 deg
Declination -0.94135 deg
V Magnitude 19.5 mag
Solar Elongation -145.36 deg
Galactic Latitude 56.43 deg
Rate 0.102 deg/day
Direction -62.426 deg

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