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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 1.039e-08 au
e 0.547927 1.245e-07
i 18.813 3.793e-05 deg
Ω 13.965 3.792e-05 deg
ω 311.986 3.689e-05 deg
M 0.359 4.845e-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   Sep 19 18:05
Observational summary
Optical observations (Discarded) 65 (3)
Radar observations (Discarded) 0 (0)
Arc length 6576 days
Unobserved 937 days

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Ephemeris
(Epoch 58770 MJD)
Right Ascension 226.189 deg
Declination -28.1839 deg
V Magnitude 21.42 mag
Solar Elongation -33.07 deg
Galactic Latitude 26.11 deg
Rate 1.028 deg/day
Direction 108.458 deg

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