AstDyS-2

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AstDyS ∴ Objects ∴ 2009HF57 ∴ Summary
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(312573) 2009HF57  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.56048 2.99e-08 au
e 0.133543 1.165e-07
i 10.893 6.728e-06 deg
Ω 113.309 6.073e-05 deg
ω 104.382 6.64e-05 deg
M 113.29 2.823e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2185 au
Aphelion 2.9024 au
Asc. node-Earth separation 1.6166 au
Desc. node-Earth separation 1.41677 au
Earth MOID 1.2386 au
Orbital period 1496.51 days
Date of orbit computation  Dec 20 14:48
Observational summary
Optical observations (Discarded) 143 (0)
Radar observations (Discarded) 0 (0)
Arc length 8236.35 days
Unobserved 379 days

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Ephemeris at epoch 58580 MJD
Right Ascension 20.339 deg
Declination -0.13783 deg
V Magnitude 22.66 mag
Solar Elongation -8.34 deg
Galactic Latitude -62.07 deg
Rate 0.395 deg/day
Direction 67.937 deg

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