NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997WU22 ∴ Summary
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(16834) 1997WU22  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.46801 7.751e-10 au
e 0.442148 2.294e-08
i 15.988 3.22e-06 deg
Ω 260.804 1.06e-05 deg
ω 334.299 1.054e-05 deg
M 135.906 3.799e-06 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 0.8189 au
Aphelion 2.1171 au
Asc. node-Earth separation -0.17051 au
Desc. node-Earth separation 0.97918 au
Earth MOID 0.14515 au
Orbital period 649.671 days
Date of orbit computation   Apr 11 14:30
Observational summary
Optical observations (Discarded) 2346 (26)
Radar observations (Discarded) 3 (1)
Arc length 10311 days
Unobserved 119 days

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Ephemeris at epoch 57872 MJD
Right Ascension 45.2483 deg
Declination 22.3164 deg
V Magnitude 20.13 mag
Solar Elongation -11.65 deg
Galactic Latitude -31.47 deg
Rate 0.471 deg/day
Direction 79.072 deg

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