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AstDyS ∴ Objects ∴ 1999HP11 ∴ Summary
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(31662) 1999HP11  ▹ 
SUMMARY

Warning: This object is a Near Earth Asteroid. You can have more detailed information looking at
its home page on the NEODyS web site

Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.59758 9.585e-09 au
e 0.547817 1.237e-07
i 18.817 3.707e-05 deg
Ω 13.943 3.759e-05 deg
ω 312.037 3.647e-05 deg
M 61.222 5.384e-05 deg

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Other useful info
Absolute Magnitude (H)    19.4 mag
Slope parameter (G)    0.15 mag
Perihelion 0.7224 au
Aphelion 2.4728 au
Asc. node-Earth separation -0.18071 au
Desc. node-Earth separation 0.76602 au
Earth MOID 0.12407 au
Orbital period 737.553 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 72 (3)
Radar observations (Discarded) 0 (0)
Arc length 8764.88 days
Unobserved 401 days

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Ephemeris at epoch 60425 MJD
Right Ascension 73.9526 deg
Declination 36.7615 deg
V Magnitude 23.68 mag
Solar Elongation -43.74 deg
Galactic Latitude -4.11 deg
Rate 0.578 deg/day
Direction 85.839 deg

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