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AstDyS ∴ Objects ∴ 1998WY18 ∴ Summary
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(49366) 1998WY18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69068 1.04e-08 au
e 0.057185 3.472e-08
i 2.049 3.794e-06 deg
Ω 259.007 0.0001191 deg
ω 177.423 0.0001253 deg
M 250.393 3.91e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5368 au
Aphelion 2.8445 au
Asc. node-Earth separation 1.82905 au
Desc. node-Earth separation 1.55303 au
Earth MOID 1.55235 au
Orbital period 1612.1 days
Date of orbit computation  feb 22 02:00
Observational summary
Optical observations (Discarded) 1197 (8)
Radar observations (Discarded) 0 (0)
Arc length 10864 days
Unobserved 308 days

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Ephemeris at epoch 60419 MJD
Right Ascension 341.656 deg
Declination -6.09483 deg
V Magnitude 20.81 mag
Solar Elongation 48.35 deg
Galactic Latitude -53.64 deg
Rate 0.375 deg/day
Direction 66.721 deg

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