NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997WT22 ∴ Summary
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(136839) 1997WT22  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 1.48536 2.054e-09 au
e 0.305807 4.126e-08
i 8.16 5.949e-06 deg
Ω 71.953 2.578e-05 deg
ω 74.736 2.786e-05 deg
M 354.074 9.613e-06 deg

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Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0311 au
Aphelion distance 1.9396 au
Asc. node-Earth separation 0.26074 au
Desc. node-Earth separation 0.45162 au
Earth MOID 0.1307 au
Orbital period 661.222 days
Date of orbit computation   Sep 19 17:29
Observational summary
Optical observations (Discarded) 470 (7)
Radar observations (Discarded) 0 (0)
Arc length 10802 days
Unobserved 461 days

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Ephemeris
(Epoch 58771 MJD)
Right Ascension 153.65 deg
Declination 14.6452 deg
V Magnitude 21.45 mag
Solar Elongation 50.86 deg
Galactic Latitude 51.49 deg
Rate 1.052 deg/day
Direction 106.251 deg

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