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AstDyS ∴ Objects ∴ 1981EC11 ∴ Summary
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(17381) 1981EC11  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.67144 1.811e-08 au
e 0.114792 4.353e-08
i 4.402 4.824e-06 deg
Ω 286.126 7.576e-05 deg
ω 2.661 8.145e-05 deg
M 122.562 2.795e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3648 au
Aphelion 2.9781 au
Asc. node-Earth separation 1.34745 au
Desc. node-Earth separation 1.99345 au
Earth MOID 1.34729 au
Orbital period 1594.84 days
Date of orbit computation  Oct 31 05:07
Observational summary
Optical observations (Discarded) 954 (7)
Radar observations (Discarded) 0 (0)
Arc length 14142.1 days
Unobserved 196 days

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Ephemeris at epoch 58566 MJD
Right Ascension 72.7492 deg
Declination 23.4615 deg
V Magnitude 20.57 mag
Solar Elongation -71.41 deg
Galactic Latitude -13.18 deg
Rate 0.262 deg/day
Direction 86.96 deg

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