NEODyS-2

Near Earth Objects - Dynamic Site
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 3.769e-09 au
e 0.643096 4.966e-08
i 39.601 1.091e-05 deg
Ω 66.542 7.496e-06 deg
ω 241.862 9.402e-06 deg
M 243.674 6.996e-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   Oct 1 22:26
Observational summary
Optical observations (Discarded) 651 (10)
Radar observations (Discarded) 0 (0)
Arc length 9552 days
Unobserved 266 days

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Ephemeris at epoch 58407 MJD
Right Ascension 180.524 deg
Declination 33.2395 deg
V Magnitude 21.91 mag
Solar Elongation 46.09 deg
Galactic Latitude 77.72 deg
Rate 0.434 deg/day
Direction 106.476 deg

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