AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001WB ∴ Summary
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(89400) 2001WB  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.44737 1.396e-08 au
e 0.167434 4.265e-08
i 1.886 6.66e-06 deg
Ω 327.113 0.0001494 deg
ω 102.173 0.0001513 deg
M 145.718 2.449e-05 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0376 au
Aphelion 2.8571 au
Asc. node-Earth separation 1.45329 au
Desc. node-Earth separation 1.30858 au
Earth MOID 1.05203 au
Orbital period 1398.45 days
Date of orbit computation  Oct 31 05:53
Observational summary
Optical observations (Discarded) 695 (9)
Radar observations (Discarded) 0 (0)
Arc length 8986.08 days
Unobserved 333 days

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Ephemeris at epoch 58565 MJD
Right Ascension 276.207 deg
Declination -25.1835 deg
V Magnitude 21.1 mag
Solar Elongation 86.19 deg
Galactic Latitude -5.78 deg
Rate 0.213 deg/day
Direction 89.55 deg

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