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AstDyS ∴ Objects ∴ Alleghenia ∴ Summary
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(457) Alleghenia  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.09663 9.26e-09 au
e 0.171226 2.855e-08
i 12.975 3.186e-06 deg
Ω 249.397 1.383e-05 deg
ω 131.04 1.67e-05 deg
M 247.823 9.061e-06 deg

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Other useful info
Absolute Magnitude (H)    11.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5664 au
Aphelion 3.6268 au
Asc. node-Earth separation 2.37248 au
Desc. node-Earth separation 1.71693 au
Earth MOID 1.59223 au
Orbital period 1990.36 days
Date of orbit computation  apr 23 19:45
Observational summary
Optical observations (Discarded) 4187 (105)
Radar observations (Discarded) 0 (0)
Arc length 45110.2 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 269.557 deg
Declination -21.7213 deg
V Magnitude 16.73 mag
Solar Elongation 125.34 deg
Galactic Latitude 1.23 deg
Rate 0.054 deg/day
Direction -19.9 deg

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