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AstDyS ∴ Objects ∴ 1999AD20 ∴ Summary
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(162154) 1999AD20  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.21847 1.717e-08 au
e 0.107303 6.662e-08
i 3.222 7.28e-06 deg
Ω 322.322 0.0001184 deg
ω 96.879 0.0001239 deg
M 52.224 3.951e-05 deg

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Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9804 au
Aphelion 2.4565 au
Asc. node-Earth separation 1.20816 au
Desc. node-Earth separation 1.17682 au
Earth MOID 0.99508 au
Orbital period 1206.92 days
Date of orbit computation  Oct 31 06:39
Observational summary
Optical observations (Discarded) 232 (0)
Radar observations (Discarded) 0 (0)
Arc length 6833.68 days
Unobserved 534 days

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Ephemeris at epoch 58560 MJD
Right Ascension 166.321 deg
Declination 2.91526 deg
V Magnitude 20.11 mag
Solar Elongation -169.1 deg
Galactic Latitude 54.92 deg
Rate 0.258 deg/day
Direction -71.472 deg

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