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AstDyS ∴ Objects ∴ 1998SW81 ∴ Summary
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(52906) 1998SW81  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.34189 1.042e-08 au
e 0.185953 5.73e-08
i 2.254 6.57e-06 deg
Ω 201.367 0.00012 deg
ω 198.867 0.0001209 deg
M 188.385 1.351e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9064 au
Aphelion 2.7774 au
Asc. node-Earth separation 1.73983 au
Desc. node-Earth separation 0.92522 au
Earth MOID 0.91387 au
Orbital period 1309.02 days
Date of orbit computation  Oct 31 05:30
Observational summary
Optical observations (Discarded) 413 (4)
Radar observations (Discarded) 0 (0)
Arc length 9665.84 days
Unobserved 334 days

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Ephemeris at epoch 58566 MJD
Right Ascension 281.972 deg
Declination -21.0336 deg
V Magnitude 21.99 mag
Solar Elongation 81.64 deg
Galactic Latitude -8.67 deg
Rate 0.273 deg/day
Direction 82.237 deg

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