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NEODyS ∴ Objects ∴ 1991WA ∴ Summary
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(8176) 1991WA  ▹ 
SUMMARY
Keplerian elements
(Epoch 58600.0 MJD)
Value 1-σ variation Units
a 1.57491 3.756e-09 au
e 0.643121 4.889e-08
i 39.602 1.005e-05 deg
Ω 66.542 7.459e-06 deg
ω 241.857 9.166e-06 deg
M 343.428 7.143e-06 deg

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Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.5621 au
Aphelion distance 2.5878 au
Asc. node-Earth separation 0.33928 au
Desc. node-Earth separation -0.30492 au
Earth MOID 0.19329 au
Orbital period 721.91 days
Date of orbit computation   May 25 11:16
Observational summary
Optical observations (Discarded) 684 (10)
Radar observations (Discarded) 0 (0)
Arc length 9976 days
Unobserved 179 days

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Ephemeris
(Epoch 58744 MJD)
Right Ascension 114.348 deg
Declination 29.3471 deg
V Magnitude 20.55 mag
Solar Elongation 63.53 deg
Galactic Latitude 22.21 deg
Rate 0.41 deg/day
Direction 59.635 deg

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