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AstDyS ∴ Objects ∴ 1997GW31 ∴ Summary
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(159376) 1997GW31  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.7675 2.737e-08 au
e 0.0224 6.197e-08
i 15.268 8.21e-06 deg
Ω 188.484 2.23e-05 deg
ω 218.034 0.0001746 deg
M 20.665 0.0001748 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7055 au
Aphelion 2.8295 au
Asc. node-Earth separation 1.81558 au
Desc. node-Earth separation 1.71709 au
Earth MOID 1.71565 au
Orbital period 1681.63 days
Date of orbit computation  Oct 31 06:37
Observational summary
Optical observations (Discarded) 356 (0)
Radar observations (Discarded) 0 (0)
Arc length 7503.88 days
Unobserved 514 days

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Ephemeris at epoch 58566 MJD
Right Ascension 83.4218 deg
Declination 7.97956 deg
V Magnitude 20.81 mag
Solar Elongation -80.78 deg
Galactic Latitude -13.3 deg
Rate 0.274 deg/day
Direction 70.295 deg

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