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1998HT31  ▹ 
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
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


Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 50936.2 MJD
Near present day (ASCII file) Epoch 59800.0 MJD


Note. The elements are given with reduced precision in order to be more readable. For full precision please use the machine-readable ASCII files, which contain Equinoctial (not Keplerian) elements and are in a format suitable for OrbFit input. Also refer to the discussion in the FAQ.