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AstDyS ∴ Objects ∴ 1999AB18 ∴ Summary
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(28238) 1999AB18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.87017 1.201e-08 au
e 0.01029 3.587e-08
i 2.719 4.229e-06 deg
Ω 139.195 9.346e-05 deg
ω 106.7 0.0002833 deg
M 311.32 0.0002698 deg

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Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8406 au
Aphelion 2.8997 au
Asc. node-Earth separation 1.89238 au
Desc. node-Earth separation 1.84829 au
Earth MOID 1.82737 au
Orbital period 1776.07 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 1795 (9)
Radar observations (Discarded) 0 (0)
Arc length 11022.1 days
Unobserved 33 days

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Ephemeris at epoch 60425 MJD
Right Ascension 194.534 deg
Declination -2.27178 deg
V Magnitude 18.5 mag
Solar Elongation -159.01 deg
Galactic Latitude 60.56 deg
Rate 0.181 deg/day
Direction -67.879 deg

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