AstDyS-2

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AstDyS ∴ Objects ∴ 1997WN20 ∴ Summary
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(316717) 1997WN20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69233 2.34e-08 au
e 0.078833 7.718e-08
i 3.821 6.992e-06 deg
Ω 88.224 0.0001313 deg
ω 304.588 0.0001412 deg
M 9.26 5.076e-05 deg

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Other useful info
Absolute Magnitude (H)    17.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4801 au
Aphelion 2.9046 au
Asc. node-Earth separation 1.5777 au
Desc. node-Earth separation 1.78498 au
Earth MOID 1.48875 au
Orbital period 1613.58 days
Date of orbit computation  feb 22 02:57
Observational summary
Optical observations (Discarded) 163 (1)
Radar observations (Discarded) 0 (0)
Arc length 9483.89 days
Unobserved 158 days

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Ephemeris at epoch 60419 MJD
Right Ascension 41.1848 deg
Declination 14.0941 deg
V Magnitude 22.56 mag
Solar Elongation -14.1 deg
Galactic Latitude -40.45 deg
Rate 0.462 deg/day
Direction 71.175 deg

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