AstDyS-2

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AstDyS ∴ Objects ∴ 1989SW8 ∴ Summary
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(16453) 1989SW8  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.67513 9.536e-09 au
e 0.188606 3.574e-08
i 13.385 3.341e-06 deg
Ω 182.859 1.586e-05 deg
ω 190.867 1.859e-05 deg
M 311.062 1.006e-05 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1706 au
Aphelion 3.1797 au
Asc. node-Earth separation 2.16975 au
Desc. node-Earth separation 1.17473 au
Earth MOID 1.17196 au
Orbital period 1598.14 days
Date of orbit computation  feb 22 01:53
Observational summary
Optical observations (Discarded) 2617 (9)
Radar observations (Discarded) 0 (0)
Arc length 26520.9 days
Unobserved 248 days

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Ephemeris at epoch 60420 MJD
Right Ascension 332.016 deg
Declination -1.93747 deg
V Magnitude 18.91 mag
Solar Elongation 57.22 deg
Galactic Latitude -43.5 deg
Rate 0.433 deg/day
Direction 69.756 deg

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