Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997WJ20 ∴ Orbital info
Contact »
(17713) 1997WJ20  ▹ 
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.40129 1.272e-08 au
e 0.081377 4.133e-08
i 4.496 4.67e-06 deg
Ω 218.723 5.91e-05 deg
ω 250.938 6.644e-05 deg
M 173.043 3.101e-05 deg
Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2059 au
Aphelion 2.5967 au
Asc. node-Earth separation 1.44182 au
Desc. node-Earth separation 1.33092 au
Earth MOID 1.22635 au
Orbital period 1359.14 days
Date of orbit computation  Oct 31 05:07


Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 56199.6 MJD
Near present day (ASCII file) Epoch 58400.0 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.

This Web Site has been visited 103668 times since

and this Page has been visited 92 times since 2011/12/26