NEODyS-2

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NEODyS ∴ Objects ∴ 1999HF1 ∴ Summary
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(137170) 1999HF1  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 0.819151 7.729e-10 au
e 0.462477 5.588e-08
i 25.66 6.236e-06 deg
Ω 155.869 2.108e-05 deg
ω 253.406 1.865e-05 deg
M 16.173 1.484e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.4403 au
Aphelion distance 1.198 au
Asc. node-Earth separation -0.24676 au
Desc. node-Earth separation -0.44041 au
Earth MOID 0.17269 au
Orbital period 270.797 days
Date of orbit computation   Nov 8 13:37
Observational summary
Optical observations (Discarded) 3612 (9)
Radar observations (Discarded) 0 (0)
Arc length 7456 days
Unobserved 82 days

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Ephemeris
(Epoch 58826 MJD)
Right Ascension 213.226 deg
Declination -13.8872 deg
V Magnitude 16.25 mag
Solar Elongation 40.63 deg
Galactic Latitude 44.47 deg
Rate 0.792 deg/day
Direction 77.075 deg

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