AstDyS-2

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AstDyS ∴ Objects ∴ 1998WS4 ∴ Summary
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(85803) 1998WS4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.60879 9.455e-09 au
e 0.315268 3.557e-08
i 25.678 5.081e-06 deg
Ω 212.302 9.029e-06 deg
ω 260.295 1.226e-05 deg
M 348.498 7.262e-06 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7863 au
Aphelion 3.4313 au
Asc. node-Earth separation 1.4761 au
Desc. node-Earth separation 1.2374 au
Earth MOID 0.97363 au
Orbital period 1539.07 days
Date of orbit computation  feb 22 02:08
Observational summary
Optical observations (Discarded) 1434 (3)
Radar observations (Discarded) 0 (0)
Arc length 16809.8 days
Unobserved 72 days

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Ephemeris at epoch 60398 MJD
Right Ascension 60.4104 deg
Declination 3.29556 deg
V Magnitude 19.4 mag
Solar Elongation -52.55 deg
Galactic Latitude -34.99 deg
Rate 0.561 deg/day
Direction 81.869 deg

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