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AstDyS ∴ Objects ∴ 1998HF148 ∴ Summary
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(18722) 1998HF148  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.19295 1.719e-08 au
e 0.083864 3.665e-08
i 2.231 4.083e-06 deg
Ω 184.999 8.757e-05 deg
ω 151.26 9.043e-05 deg
M 97.262 2.206e-05 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9252 au
Aphelion 3.4607 au
Asc. node-Earth separation 2.42474 au
Desc. node-Earth separation 1.95196 au
Earth MOID 1.91565 au
Orbital period 2083.95 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2072 (14)
Radar observations (Discarded) 0 (0)
Arc length 11209 days
Unobserved 35 days

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Ephemeris at epoch 60427 MJD
Right Ascension 75.1134 deg
Declination 20.9102 deg
V Magnitude 20.26 mag
Solar Elongation -39.25 deg
Galactic Latitude -12.96 deg
Rate 0.322 deg/day
Direction 83.53 deg

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