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1998HT31  ▹ 
SUMMARY
Keplerian elements
(Epoch 59800.0 MJD)
Value 1-σ variation Units
a 2.50572 0.01244 au
e 0.691989 0.001875
i 6.772 0.008372 deg
Ω 213.491 0.07922 deg
ω 80.757 0.08368 deg
M 30.361 12.35 deg

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Other useful info
Absolute Magnitude (H)    20.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7718 au
Aphelion distance 4.2396 au
Asc. node-Earth separation 0.17024 au
Desc. node-Earth separation 0.4761 au
Earth MOID 0.03186 au
Orbital period 1448.76 days
Date of orbit computation   giu 8 14:42
Observational summary
Optical observations (Discarded) 147 (4)
Radar observations (Discarded) 0 (0)
Arc length 19 days
Unobserved 8812 days

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Ephemeris
(Epoch 59755 MJD)
Right Ascension 52.8685 deg
Declination 19.4963 deg
V Magnitude 24.25 mag
Solar Elongation 37.83 deg
Galactic Latitude -29.37 deg
Rate 0.606 deg/day
Direction 80.416 deg

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