AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998WC15 ∴ Summary
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(118316) 1998WC15  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.39415 1.556e-08 au
e 0.203975 6.326e-08
i 2.528 6.654e-06 deg
Ω 147.619 0.0001336 deg
ω 248.659 0.0001348 deg
M 146.181 1.993e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9058 au
Aphelion 2.8825 au
Asc. node-Earth separation 1.48871 au
Desc. node-Earth separation 1.12417 au
Earth MOID 0.91381 au
Orbital period 1353.09 days
Date of orbit computation  Oct 31 06:10
Observational summary
Optical observations (Discarded) 416 (5)
Radar observations (Discarded) 0 (0)
Arc length 7078.83 days
Unobserved 382 days

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Ephemeris at epoch 58568 MJD
Right Ascension 238.768 deg
Declination -17.0503 deg
V Magnitude 21.36 mag
Solar Elongation 124.49 deg
Galactic Latitude 27.28 deg
Rate 0.028 deg/day
Direction -33.516 deg

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