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AstDyS ∴ Objects ∴ 1997WU57 ∴ Summary
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(129606) 1997WU57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.2542 8.973e-09 au
e 0.158128 4.116e-08
i 3.119 4.608e-06 deg
Ω 156.704 8.078e-05 deg
ω 253.213 8.26e-05 deg
M 279.836 1.591e-05 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8977 au
Aphelion 2.6106 au
Asc. node-Earth separation 1.31318 au
Desc. node-Earth separation 1.09271 au
Earth MOID 0.91104 au
Orbital period 1236.19 days
Date of orbit computation  feb 22 02:17
Observational summary
Optical observations (Discarded) 646 (3)
Radar observations (Discarded) 0 (0)
Arc length 10405 days
Unobserved 286 days

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Ephemeris at epoch 60419 MJD
Right Ascension 339.231 deg
Declination -7.81909 deg
V Magnitude 21.87 mag
Solar Elongation 51.22 deg
Galactic Latitude -52.77 deg
Rate 0.474 deg/day
Direction 69.352 deg

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