AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Ismene ∴ Summary
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(190) Ismene  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.98531 2.805e-08 au
e 0.166306 3.727e-08
i 6.177 4.416e-06 deg
Ω 175.457 4.2e-05 deg
ω 271.254 4.389e-05 deg
M 234.334 1.523e-05 deg

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Other useful info
Absolute Magnitude (H)    7.7 mag
Slope parameter (G)    0.15 mag
Perihelion 3.3225 au
Aphelion 4.6481 au
Asc. node-Earth separation 2.86455 au
Desc. node-Earth separation 2.8844 au
Earth MOID 2.34602 au
Orbital period 2905.97 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2391 (120)
Radar observations (Discarded) 0 (0)
Arc length 45277.1 days
Unobserved 183 days

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Ephemeris at epoch 58598 MJD
Right Ascension 339.916 deg
Declination -5.71419 deg
V Magnitude 14.86 mag
Solar Elongation 54.99 deg
Galactic Latitude -52.05 deg
Rate 0.221 deg/day
Direction 68.766 deg

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