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AstDyS ∴ Objects ∴ Irene ∴ Summary
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(14) Irene  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.58543 3.152e-09 au
e 0.166686 3.225e-08
i 9.122 3.395e-06 deg
Ω 86.124 2.463e-05 deg
ω 97.868 2.622e-05 deg
M 117.5 9.246e-06 deg

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Other useful info
Absolute Magnitude (H)    6.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1545 au
Aphelion 3.0164 au
Asc. node-Earth separation 1.58783 au
Desc. node-Earth separation 1.44019 au
Earth MOID 1.17737 au
Orbital period 1518.44 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2802 (197)
Radar observations (Discarded) 0 (0)
Arc length 61126.2 days
Unobserved 81 days

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Ephemeris at epoch 58470 MJD
Right Ascension 319.417 deg
Declination -22.9795 deg
V Magnitude 12.28 mag
Solar Elongation -49.39 deg
Galactic Latitude -41.76 deg
Rate 0.344 deg/day
Direction 70.626 deg

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