NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997WT22 ∴ Summary
Contact »
(136839) 1997WT22  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.48529 1.726e-09 au
e 0.305818 3.342e-08
i 8.159 3.843e-06 deg
Ω 71.904 2.206e-05 deg
ω 74.85 2.287e-05 deg
M 145.067 7.786e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0311 au
Aphelion distance 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 26 10:20
Observational summary
Optical observations (Discarded) 521 (5)
Radar observations (Discarded) 0 (0)
Arc length 12360 days
Unobserved 551 days

More info »
Ephemeris
(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

More info »