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AstDyS ∴ Objects ∴ 1981EY40 ∴ Summary
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(17392) 1981EY40  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.67842 1.959e-08 au
e 0.068533 5.121e-08
i 1.368 5.674e-06 deg
Ω 217.717 0.0002367 deg
ω 84.73 0.0002413 deg
M 89.33 4.861e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4949 au
Aphelion 2.862 au
Asc. node-Earth separation 1.64034 au
Desc. node-Earth separation 1.69015 au
Earth MOID 1.47883 au
Orbital period 1601.09 days
Date of orbit computation  Oct 31 05:07
Observational summary
Optical observations (Discarded) 777 (7)
Radar observations (Discarded) 0 (0)
Arc length 14655.5 days
Unobserved 97 days

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Ephemeris at epoch 58505 MJD
Right Ascension 39.6015 deg
Declination 14.7625 deg
V Magnitude 20.15 mag
Solar Elongation -100.43 deg
Galactic Latitude -40.72 deg
Rate 0.155 deg/day
Direction 72.726 deg

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