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AstDyS ∴ Objects ∴ 1998HN68 ∴ Summary
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(18703) 1998HN68  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.21878 1.639e-08 au
e 0.118298 3.308e-08
i 3.291 3.565e-06 deg
Ω 271.298 7.177e-05 deg
ω 20.153 7.397e-05 deg
M 112.236 1.756e-05 deg

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Other useful info
Absolute Magnitude (H)    13.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.838 au
Aphelion 3.5996 au
Asc. node-Earth separation 1.83999 au
Desc. node-Earth separation 2.58751 au
Earth MOID 1.82184 au
Orbital period 2109.28 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 1993 (11)
Radar observations (Discarded) 0 (0)
Arc length 9860.61 days
Unobserved 76 days

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Ephemeris at epoch 60398 MJD
Right Ascension 42.158 deg
Declination 17.8876 deg
V Magnitude 20.26 mag
Solar Elongation -36.68 deg
Galactic Latitude -36.77 deg
Rate 0.314 deg/day
Direction 74.514 deg

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