AstDyS-2

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AstDyS ∴ Objects ∴ 1998HF4 ∴ Summary
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(42665) 1998HF4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.40231 9.559e-09 au
e 0.133904 4.006e-08
i 6.924 4.022e-06 deg
Ω 75.808 3.37e-05 deg
ω 283.027 3.729e-05 deg
M 206.711 1.851e-05 deg

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Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0806 au
Aphelion 2.724 au
Asc. node-Earth separation 1.30561 au
Desc. node-Earth separation 1.41797 au
Earth MOID 1.09046 au
Orbital period 1360.01 days
Date of orbit computation  feb 22 01:59
Observational summary
Optical observations (Discarded) 1117 (5)
Radar observations (Discarded) 0 (0)
Arc length 9366.23 days
Unobserved 108 days

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Ephemeris at epoch 60397 MJD
Right Ascension 207.242 deg
Declination -1.59236 deg
V Magnitude 19.4 mag
Solar Elongation 159.59 deg
Galactic Latitude 58.11 deg
Rate 0.214 deg/day
Direction -68.191 deg

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