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NEODyS ∴ Objects ∴ 1997WT22 ∴ Summary
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(136839) 1997WT22  ▹ 
SUMMARY
Keplerian elements
(Epoch 59000.0 MJD)
Value 1-σ variation Units
a 1.48556 1.825e-09 au
e 0.30581 3.493e-08
i 8.159 5.628e-06 deg
Ω 71.952 2.312e-05 deg
ω 74.763 2.501e-05 deg
M 102.93 8.54e-06 deg

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Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0313 au
Aphelion distance 1.9399 au
Asc. node-Earth separation 0.26135 au
Desc. node-Earth separation 0.44994 au
Earth MOID 0.13053 au
Orbital period 661.355 days
Date of orbit computation   May 28 12:31
Observational summary
Optical observations (Discarded) 471 (5)
Radar observations (Discarded) 0 (0)
Arc length 10802 days
Unobserved 689 days

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Ephemeris
(Epoch 58999 MJD)
Right Ascension 315.433 deg
Declination -23.7465 deg
V Magnitude 21.24 mag
Solar Elongation 117.56 deg
Galactic Latitude -38.48 deg
Rate 0.143 deg/day
Direction 153.53 deg

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