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(21374) 1997WS22  ▹ 
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.26941 6.197e-10 au
e 0.120664 1.287e-08
i 23.982 3.253e-06 deg
Ω 59.199 2.44e-06 deg
ω 197.218 7.352e-06 deg
M 311.484 6.046e-06 deg
Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1162 au
Aphelion distance 1.4226 au
Asc. node-Earth separation 0.42686 au
Desc. node-Earth separation 0.10962 au
Earth MOID 0.10902 au
Orbital period 522.399 days
Date of orbit computation   May 27 14:39


Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 58836.2 MJD
Near present day (ASCII file) Epoch 60400.0 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.