AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997WT22 ∴ Summary
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(136839) 1997WT22  ▹ 
SUMMARY

Warning: This object is a Near Earth Asteroid. You can have more detailed information looking at
its home page on the NEODyS web site

Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.48529 1.92e-09 au
e 0.305818 3.937e-08
i 8.159 4.605e-06 deg
Ω 71.904 2.474e-05 deg
ω 74.85 2.581e-05 deg
M 145.067 9.162e-06 deg

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Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0311 au
Aphelion 1.9395 au
Asc. node-Earth separation 0.26205 au
Desc. node-Earth separation 0.44877 au
Earth MOID 0.13081 au
Orbital period 661.171 days
Date of orbit computation  feb 22 02:18
Observational summary
Optical observations (Discarded) 521 (7)
Radar observations (Discarded) 0 (0)
Arc length 12359.9 days
Unobserved 549 days

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Ephemeris at epoch 60419 MJD
Right Ascension 341.143 deg
Declination -14.2182 deg
V Magnitude 23.21 mag
Solar Elongation 52.1 deg
Galactic Latitude -57.77 deg
Rate 0.483 deg/day
Direction 72.561 deg

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