Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2017SA21 ∴ Orbital info
Contact »
2017SA21  ▹ 
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 2.3126 0.003294 au
e 0.582729 0.0006141
i 4.223 0.00318 deg
Ω 185.421 0.0001291 deg
ω 152.305 0.002556 deg
M 335.558 0.7213 deg
Other useful info
Absolute Magnitude (H)    28.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.965 au
Aphelion distance 3.6602 au
Asc. node-Earth separation 2.15618 au
Desc. node-Earth separation 0.0048 au
Earth MOID 0.00171 au
Orbital period 1284.55 days
Date of orbit computation   Mar 19 09:47


Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 58026.2 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.