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NEODyS ∴ Objects ∴ 1991WA ∴ Summary
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(8176) 1991WA  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.57478 3.766e-09 au
e 0.643096 4.938e-08
i 39.601 1.039e-05 deg
Ω 66.542 7.485e-06 deg
ω 241.862 9.305e-06 deg
M 243.674 6.995e-06 deg

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Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 0.562 au
Aphelion 2.5875 au
Asc. node-Earth separation 0.33856 au
Desc. node-Earth separation -0.30622 au
Earth MOID 0.19301 au
Orbital period 721.818 days
Date of orbit computation   Feb 9 15:28
Observational summary
Optical observations (Discarded) 661 (10)
Radar observations (Discarded) 0 (0)
Arc length 9933 days
Unobserved 8 days

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Ephemeris at epoch 58531 MJD
Right Ascension 247.192 deg
Declination 28.3421 deg
V Magnitude 19.72 mag
Solar Elongation 89.56 deg
Galactic Latitude 42.31 deg
Rate 0.566 deg/day
Direction 82.11 deg

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