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AstDyS ∴ Objects ∴ 1981ER38 ∴ Summary
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(58130) 1981ER38  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66562 9.05e-09 au
e 0.160342 2.92e-08
i 11.533 4.799e-06 deg
Ω 189.112 1.583e-05 deg
ω 267.273 2.264e-05 deg
M 26.977 1.624e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2382 au
Aphelion 3.093 au
Asc. node-Earth separation 1.61853 au
Desc. node-Earth separation 1.57721 au
Earth MOID 1.29021 au
Orbital period 1589.63 days
Date of orbit computation  feb 22 02:02
Observational summary
Optical observations (Discarded) 1348 (7)
Radar observations (Discarded) 0 (0)
Arc length 15692.8 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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