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(31662) 1999HP11  ▹ 
SUMMARY
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 1.5977 8.291e-09 au
e 0.547984 1.065e-07
i 18.815 2.88e-05 deg
Ω 13.952 3.372e-05 deg
ω 312.007 3.369e-05 deg
M 195.557 4.071e-05 deg

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Other useful info
Absolute Magnitude (H)    19.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7222 au
Aphelion distance 2.4732 au
Asc. node-Earth separation -0.18224 au
Desc. node-Earth separation 0.7646 au
Earth MOID 0.1249 au
Orbital period 737.636 days
Date of orbit computation   Mar 19 10:47
Observational summary
Optical observations (Discarded) 65 (4)
Radar observations (Discarded) 0 (0)
Arc length 6576 days
Unobserved 1549 days

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Ephemeris
(Epoch 59382 MJD)
Right Ascension 160.704 deg
Declination 9.37454 deg
V Magnitude 23.38 mag
Solar Elongation -72.91 deg
Galactic Latitude 54.85 deg
Rate 0.314 deg/day
Direction 131.735 deg

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