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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Koronis ∴ Summary
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(158) Koronis  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.87228 9.907e-09 au
e 0.051284 3.504e-08
i 1.003 3.755e-06 deg
Ω 277.753 0.0002292 deg
ω 144.288 0.0002331 deg
M 175.8 3.992e-05 deg

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Other useful info
Absolute Magnitude (H)    9.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.725 au
Aphelion 3.0196 au
Asc. node-Earth separation 1.97121 au
Desc. node-Earth separation 1.76629 au
Earth MOID 1.73703 au
Orbital period 1778.02 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2603 (73)
Radar observations (Discarded) 0 (0)
Arc length 45675.2 days
Unobserved 200 days

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Ephemeris at epoch 58563 MJD
Right Ascension 288.088 deg
Declination -22.5587 deg
V Magnitude 15.04 mag
Solar Elongation 73.16 deg
Galactic Latitude -14.47 deg
Rate 0.265 deg/day
Direction 82.393 deg

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