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AstDyS ∴ Objects ∴ 1999WA20 ∴ Summary
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(102883) 1999WA20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.56526 1.181e-08 au
e 0.073983 3.195e-08
i 8.783 4.44e-06 deg
Ω 156.87 2.328e-05 deg
ω 282.864 4.015e-05 deg
M 320.268 3.29e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3755 au
Aphelion 2.755 au
Asc. node-Earth separation 1.52013 au
Desc. node-Earth separation 1.58475 au
Earth MOID 1.41015 au
Orbital period 1500.71 days
Date of orbit computation  apr 23 20:09
Observational summary
Optical observations (Discarded) 979 (7)
Radar observations (Discarded) 0 (0)
Arc length 8798.68 days
Unobserved 137 days

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Ephemeris at epoch 60425 MJD
Right Ascension 38.365 deg
Declination 9.19101 deg
V Magnitude 20.68 mag
Solar Elongation -6.86 deg
Galactic Latitude -46.06 deg
Rate 0.477 deg/day
Direction 73.029 deg

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