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AstDyS ∴ Objects ∴ 2001HP9 ∴ Summary
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(82172) 2001HP9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.17891 5.627e-09 au
e 0.126509 3.49e-08
i 5.224 4.835e-06 deg
Ω 179.124 3.294e-05 deg
ω 63.125 3.808e-05 deg
M 31.375 2.073e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9033 au
Aphelion 2.4546 au
Asc. node-Earth separation 1.03241 au
Desc. node-Earth separation 1.27097 au
Earth MOID 0.89767 au
Orbital period 1174.78 days
Date of orbit computation  feb 22 02:07
Observational summary
Optical observations (Discarded) 1041 (4)
Radar observations (Discarded) 0 (0)
Arc length 11153.9 days
Unobserved 347 days

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Ephemeris at epoch 60398 MJD
Right Ascension 309.328 deg
Declination -13.9479 deg
V Magnitude 20.77 mag
Solar Elongation 60.46 deg
Galactic Latitude -29.66 deg
Rate 0.508 deg/day
Direction 74.009 deg

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