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AstDyS ∴ Objects ∴ 1981ET19 ∴ Summary
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(15217) 1981ET19  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.41108 9.139e-09 au
e 0.138625 4.1e-08
i 1.915 4.296e-06 deg
Ω 135.607 0.0001356 deg
ω 115.238 0.0001367 deg
M 121.474 1.895e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0768 au
Aphelion 2.7453 au
Asc. node-Earth separation 1.52836 au
Desc. node-Earth separation 1.21866 au
Earth MOID 1.06337 au
Orbital period 1367.46 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 813 (8)
Radar observations (Discarded) 0 (0)
Arc length 17069 days
Unobserved 170 days

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Ephemeris at epoch 60426 MJD
Right Ascension 30.1749 deg
Declination 10.867 deg
V Magnitude 21.4 mag
Solar Elongation 4.26 deg
Galactic Latitude -48.46 deg
Rate 0.425 deg/day
Direction 70.122 deg

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