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AstDyS ∴ Objects ∴ 1990WS ∴ Summary
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(27745) 1990WS  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.38607 6.815e-09 au
e 0.108192 3.426e-08
i 6.473 3.961e-06 deg
Ω 177.523 2.886e-05 deg
ω 209.662 3.358e-05 deg
M 41.34 1.725e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1279 au
Aphelion 2.6442 au
Asc. node-Earth separation 1.60767 au
Desc. node-Earth separation 1.15189 au
Earth MOID 1.1342 au
Orbital period 1346.24 days
Date of orbit computation  feb 22 01:55
Observational summary
Optical observations (Discarded) 1845 (3)
Radar observations (Discarded) 0 (0)
Arc length 13613.1 days
Unobserved 72 days

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Ephemeris at epoch 60397 MJD
Right Ascension 55.3956 deg
Declination 14.36 deg
V Magnitude 20.08 mag
Solar Elongation -49.2 deg
Galactic Latitude -31.48 deg
Rate 0.477 deg/day
Direction 75.548 deg

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