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AstDyS ∴ Objects ∴ Tyche ∴ Summary
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(258) Tyche  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.61517 5.743e-09 au
e 0.204002 3.343e-08
i 14.323 4.179e-06 deg
Ω 207.564 1.578e-05 deg
ω 155.611 1.825e-05 deg
M 343.533 1.041e-05 deg

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Other useful info
Absolute Magnitude (H)    8.5 mag
Slope parameter (G)    0.23 mag
Perihelion 2.0817 au
Aphelion 3.1487 au
Asc. node-Earth separation 2.07249 au
Desc. node-Earth separation 1.11806 au
Earth MOID 1.08833 au
Orbital period 1544.72 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2330 (104)
Radar observations (Discarded) 0 (0)
Arc length 48379.7 days
Unobserved 28 days

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Ephemeris at epoch 58439 MJD
Right Ascension 323.259 deg
Declination -4.58871 deg
V Magnitude 12.51 mag
Solar Elongation -89.75 deg
Galactic Latitude -37.69 deg
Rate 0.383 deg/day
Direction 92.477 deg

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