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AstDyS ∴ Objects ∴ Pierretta ∴ Summary
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(312) Pierretta  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.78264 1.026e-08 au
e 0.159404 3.462e-08
i 9.028 4.559e-06 deg
Ω 6.265 2.433e-05 deg
ω 262.661 2.799e-05 deg
M 212.329 1.446e-05 deg

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Other useful info
Absolute Magnitude (H)    8.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3391 au
Aphelion 3.2262 au
Asc. node-Earth separation 1.76656 au
Desc. node-Earth separation 1.65826 au
Earth MOID 1.34347 au
Orbital period 1695.44 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2174 (77)
Radar observations (Discarded) 0 (0)
Arc length 46438.4 days
Unobserved 22 days

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Ephemeris at epoch 58434 MJD
Right Ascension 142.611 deg
Declination 24.1465 deg
V Magnitude 14.58 mag
Solar Elongation 92.05 deg
Galactic Latitude 44.9 deg
Rate 0.156 deg/day
Direction 96.413 deg

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