NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997WU22 ∴ Summary
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(16834) 1997WU22  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.46795 7.374e-10 au
e 0.442202 2.148e-08
i 15.99 2.839e-06 deg
Ω 260.799 9.938e-06 deg
ω 334.318 9.884e-06 deg
M 108.392 3.718e-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 -0.17231 au
Desc. node-Earth separation 0.97814 au
Earth MOID 0.1465 au
Orbital period 649.63 days
Date of orbit computation   Dec 8 14:57
Observational summary
Optical observations (Discarded) 2702 (29)
Radar observations (Discarded) 3 (1)
Arc length 11009 days
Unobserved 12 days

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Ephemeris at epoch 58463 MJD
Right Ascension 6.60616 deg
Declination 19.4173 deg
V Magnitude 19.16 mag
Solar Elongation -114.33 deg
Galactic Latitude -43.06 deg
Rate 0.214 deg/day
Direction 138.027 deg

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