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AstDyS ∴ Objects ∴ 1998HN1 ∴ Summary
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(129626) 1998HN1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.94368 5.595e-09 au
e 0.0814 3.817e-08
i 21.22 4.831e-06 deg
Ω 208.282 1.156e-05 deg
ω 286.762 3.37e-05 deg
M 267.639 3.248e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7855 au
Aphelion 2.1019 au
Asc. node-Earth separation 0.88232 au
Desc. node-Earth separation 0.98261 au
Earth MOID 0.85891 au
Orbital period 989.772 days
Date of orbit computation  feb 22 02:17
Observational summary
Optical observations (Discarded) 814 (4)
Radar observations (Discarded) 0 (0)
Arc length 9368.89 days
Unobserved 145 days

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Ephemeris at epoch 60419 MJD
Right Ascension 34.5802 deg
Declination 10.8068 deg
V Magnitude 20.67 mag
Solar Elongation -7.4 deg
Galactic Latitude -46.61 deg
Rate 0.56 deg/day
Direction 79.403 deg

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