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AstDyS ∴ Objects ∴ 1997WY17 ∴ Summary
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(90961) 1997WY17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.33271 7.921e-09 au
e 0.116696 5.681e-08
i 6.761 4.693e-06 deg
Ω 19.57 3.656e-05 deg
ω 359.493 4.257e-05 deg
M 166.252 1.991e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0605 au
Aphelion 2.6049 au
Asc. node-Earth separation 1.0634 au
Desc. node-Earth separation 1.60325 au
Earth MOID 1.0626 au
Orbital period 1301.33 days
Date of orbit computation  feb 22 02:09
Observational summary
Optical observations (Discarded) 877 (6)
Radar observations (Discarded) 0 (0)
Arc length 9243.89 days
Unobserved 427 days

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Ephemeris at epoch 60423 MJD
Right Ascension 181.942 deg
Declination 0.41647 deg
V Magnitude 20.12 mag
Solar Elongation -148.6 deg
Galactic Latitude 61.3 deg
Rate 0.174 deg/day
Direction -81.372 deg

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