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AstDyS ∴ Objects ∴ 1998HN128 ∴ Summary
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(44158) 1998HN128  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32268 6.933e-09 au
e 0.094234 3.224e-08
i 6.357 3.931e-06 deg
Ω 136.91 3.219e-05 deg
ω 145.81 3.972e-05 deg
M 36.186 2.218e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1038 au
Aphelion 2.5416 au
Asc. node-Earth separation 1.51108 au
Desc. node-Earth separation 1.12205 au
Earth MOID 1.09064 au
Orbital period 1292.95 days
Date of orbit computation  feb 22 01:59
Observational summary
Optical observations (Discarded) 1584 (9)
Radar observations (Discarded) 0 (0)
Arc length 9260.9 days
Unobserved 284 days

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Ephemeris at epoch 60419 MJD
Right Ascension 350.574 deg
Declination -5.4336 deg
V Magnitude 20.29 mag
Solar Elongation 39.91 deg
Galactic Latitude -59.65 deg
Rate 0.495 deg/day
Direction 70.284 deg

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