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AstDyS ∴ Objects ∴ Zerlina ∴ Summary
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(531) Zerlina  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.78662 1.065e-08 au
e 0.197117 5.32e-08
i 33.99 5.577e-06 deg
Ω 197.722 7.813e-06 deg
ω 57.803 1.435e-05 deg
M 188.762 1.146e-05 deg

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Other useful info
Absolute Magnitude (H)    12.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2373 au
Aphelion 3.3359 au
Asc. node-Earth separation 1.42084 au
Desc. node-Earth separation 1.99431 au
Earth MOID 1.33869 au
Orbital period 1699.08 days
Date of orbit computation  Oct 8 21:12
Observational summary
Optical observations (Discarded) 1659 (12)
Radar observations (Discarded) 0 (0)
Arc length 41579.3 days
Unobserved 251 days

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Ephemeris at epoch 58414 MJD
Right Ascension 96.8345 deg
Declination -12.5928 deg
V Magnitude 17.87 mag
Solar Elongation 106.92 deg
Galactic Latitude -10.99 deg
Rate 0.202 deg/day
Direction 173.73 deg

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