AstDyS-2

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AstDyS ∴ Objects ∴ 2009HL ∴ Summary
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(312561) 2009HL  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34772 1.743e-08 au
e 0.127302 1.048e-07
i 23.85 9.499e-06 deg
Ω 43.296 1.421e-05 deg
ω 156.479 2.516e-05 deg
M 69.157 2.583e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0489 au
Aphelion 2.6466 au
Asc. node-Earth separation 1.62434 au
Desc. node-Earth separation 1.05992 au
Earth MOID 1.05399 au
Orbital period 1313.92 days
Date of orbit computation  apr 23 20:55
Observational summary
Optical observations (Discarded) 305 (3)
Radar observations (Discarded) 0 (0)
Arc length 7095.02 days
Unobserved 367 days

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Ephemeris at epoch 60427 MJD
Right Ascension 327.373 deg
Declination -37.2913 deg
V Magnitude 21.42 mag
Solar Elongation 81.09 deg
Galactic Latitude -50.59 deg
Rate 0.363 deg/day
Direction 95.348 deg

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