NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997WT22 ∴ Summary
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(136839) 1997WT22  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.48531 2.025e-09 au
e 0.305843 4.096e-08
i 8.16 5.788e-06 deg
Ω 71.953 2.569e-05 deg
ω 74.758 2.769e-05 deg
M 136.263 9.139e-06 deg

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Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.031 au
Aphelion 1.9396 au
Asc. node-Earth separation 0.26026 au
Desc. node-Earth separation 0.44825 au
Earth MOID 0.12975 au
Orbital period 661.19 days
Date of orbit computation   Oct 1 16:31
Observational summary
Optical observations (Discarded) 470 (6)
Radar observations (Discarded) 0 (0)
Arc length 10802 days
Unobserved 128 days

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Ephemeris at epoch 58438 MJD
Right Ascension 290.742 deg
Declination -28.1122 deg
V Magnitude 23.17 mag
Solar Elongation -55.21 deg
Galactic Latitude -18.82 deg
Rate 0.497 deg/day
Direction 81.064 deg

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