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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997WU22 ∴ Summary
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(16834) 1997WU22  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.46795 4.514e-10 au
e 0.442209 1.275e-08
i 15.989 1.898e-06 deg
Ω 260.801 6.332e-06 deg
ω 334.307 6.314e-06 deg
M 246.723 2.119e-06 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 0.8188 au
Aphelion 2.1171 au
Asc. node-Earth separation -0.17049 au
Desc. node-Earth separation 0.97976 au
Earth MOID 0.14549 au
Orbital period 649.628 days
Date of orbit computation   Jan 18 15:14
Observational summary
Optical observations (Discarded) 2447 (108)
Radar observations (Discarded) 3 (1)
Arc length 10693 days
Unobserved 3 days

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Ephemeris at epoch 58139 MJD
Right Ascension 202.465 deg
Declination -39.4432 deg
V Magnitude 17.02 mag
Solar Elongation 85.03 deg
Galactic Latitude 22.83 deg
Rate 1.409 deg/day
Direction 122.735 deg

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