AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Ophelia ∴ Summary
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(171) Ophelia  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.12869 1.044e-08 au
e 0.132403 3.131e-08
i 2.547 3.918e-06 deg
Ω 100.479 8.457e-05 deg
ω 56.166 8.587e-05 deg
M 154.225 1.488e-05 deg

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Other useful info
Absolute Magnitude (H)    8.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7144 au
Aphelion 3.5429 au
Asc. node-Earth separation 1.87902 au
Desc. node-Earth separation 2.30029 au
Earth MOID 1.72367 au
Orbital period 2021.35 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2739 (92)
Radar observations (Discarded) 0 (0)
Arc length 45530.4 days
Unobserved 52 days

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Ephemeris at epoch 58466 MJD
Right Ascension 316.096 deg
Declination -18.3764 deg
V Magnitude 15.15 mag
Solar Elongation -51.5 deg
Galactic Latitude -37.35 deg
Rate 0.273 deg/day
Direction 73.179 deg

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