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NEODyS ∴ Objects ∴ 1999HP11 ∴ Summary
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(31662) 1999HP11  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 1.59769 8.616e-09 au
e 0.547927 1.065e-07
i 18.813 2.88e-05 deg
Ω 13.965 3.372e-05 deg
ω 311.986 3.369e-05 deg
M 0.359 3.942e-05 deg

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Other useful info
Absolute Magnitude (H)    19.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7223 au
Aphelion distance 2.4731 au
Asc. node-Earth separation -0.18109 au
Desc. node-Earth separation 0.76645 au
Earth MOID 0.12435 au
Orbital period 737.625 days
Date of orbit computation   Oct 14 16:06
Observational summary
Optical observations (Discarded) 65 (4)
Radar observations (Discarded) 0 (0)
Arc length 6576 days
Unobserved 939 days

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Ephemeris
(Epoch 58772 MJD)
Right Ascension 228.441 deg
Declination -28.8216 deg
V Magnitude 21.38 mag
Solar Elongation -33.22 deg
Galactic Latitude 24.48 deg
Rate 1.05 deg/day
Direction 107.255 deg

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