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AstDyS ∴ Objects ∴ 1981EC11 ∴ Summary
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(17381) 1981EC11  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66901 1.231e-08 au
e 0.11687 3.553e-08
i 4.4 3.827e-06 deg
Ω 285.975 6.11e-05 deg
ω 2.274 6.444e-05 deg
M 214.718 2.183e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3571 au
Aphelion 2.9809 au
Asc. node-Earth separation 1.34064 au
Desc. node-Earth separation 1.99794 au
Earth MOID 1.34051 au
Orbital period 1592.66 days
Date of orbit computation  feb 22 01:53
Observational summary
Optical observations (Discarded) 1533 (10)
Radar observations (Discarded) 0 (0)
Arc length 16113.2 days
Unobserved 81 days

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Ephemeris at epoch 60423 MJD
Right Ascension 121.865 deg
Declination 17.5483 deg
V Magnitude 20.45 mag
Solar Elongation -87.26 deg
Galactic Latitude 24.45 deg
Rate 0.19 deg/day
Direction 101.995 deg

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