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NEODyS ∴ Objects ∴ 1999HP11 ∴ Summary
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(31662) 1999HP11  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.59775 6.301e-09 au
e 0.547791 7.71e-08
i 18.813 2.221e-05 deg
Ω 13.974 2.399e-05 deg
ω 311.996 2.313e-05 deg
M 329.885 2.724e-05 deg

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Other useful info
Absolute Magnitude (H)    19.4 mag
Slope parameter (G)    0.15 mag
Perihelion 0.7225 au
Aphelion 2.473 au
Asc. node-Earth separation -0.1808 au
Desc. node-Earth separation 0.76663 au
Earth MOID 0.12397 au
Orbital period 737.672 days
Date of orbit computation   Oct 9 21:56
Observational summary
Optical observations (Discarded) 65 (8)
Radar observations (Discarded) 0 (0)
Arc length 6576 days
Unobserved 248 days

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Ephemeris at epoch 58081 MJD
Right Ascension 292.481 deg
Declination -25.0725 deg
V Magnitude 21.08 mag
Solar Elongation -48.72 deg
Galactic Latitude -19.14 deg
Rate 1.601 deg/day
Direction 65.483 deg

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