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1999HC1  ▹ 
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 2.03421 0.02149 au
e 0.50502 0.007314
i 1.278 0.01877 deg
Ω 28.468 0.2966 deg
ω 159.218 0.03824 deg
M 173.461 56.83 deg
Other useful info
Absolute Magnitude (H)    24.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0069 au
Aphelion distance 3.0615 au
Asc. node-Earth separation 1.87733 au
Desc. node-Earth separation 0.02385 au
Earth MOID 0.00977 au
Orbital period 1059.72 days
Date of orbit computation   Mar 19 08:40


Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 51287.1 MJD
Near present day (ASCII file) Epoch 59200.0 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.