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AstDyS ∴ Objects ∴ 1997WA17 ∴ Summary
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(58638) 1997WA17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.93508 1.809e-08 au
e 0.059985 4.558e-08
i 12.087 7.326e-06 deg
Ω 235.983 2.583e-05 deg
ω 213.763 7.206e-05 deg
M 37.651 6.714e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.759 au
Aphelion 3.1111 au
Asc. node-Earth separation 2.06669 au
Desc. node-Earth separation 1.79791 au
Earth MOID 1.78286 au
Orbital period 1836.66 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1038 (90)
Radar observations (Discarded) 0 (0)
Arc length 9583.74 days
Unobserved 69 days

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Ephemeris at epoch 60426 MJD
Right Ascension 115.835 deg
Declination 9.12252 deg
V Magnitude 20.46 mag
Solar Elongation -80.39 deg
Galactic Latitude 15.64 deg
Rate 0.261 deg/day
Direction 89.427 deg

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