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NEODyS ∴ Objects ∴ 1998HT31 ∴ Summary
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1998HT31  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.50804 0.009091 au
e 0.692108 0.001434
i 6.774 0.01067 deg
Ω 213.58 0.03942 deg
ω 80.627 0.04232 deg
M 351.908 6.829 deg

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Other useful info
Absolute Magnitude (H)    20.8 mag
Slope parameter (G)    0.15 mag
Perihelion 0.7722 au
Aphelion 4.2439 au
Asc. node-Earth separation 0.16869 au
Desc. node-Earth separation 0.47819 au
Earth MOID 0.03169 au
Orbital period 1450.78 days
Date of orbit computation   Feb 5 12:00
Observational summary
Optical observations (Discarded) 147 (15)
Radar observations (Discarded) 0 (0)
Arc length 19 days
Unobserved 7229 days

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Ephemeris at epoch 58172 MJD
Right Ascension 262.208 deg
Declination -23.5135 deg
V Magnitude 23.26 mag
Solar Elongation 71.21 deg
Galactic Latitude 6.08 deg
Rate 1.292 deg/day
Direction 88.51 deg

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