NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1989DA ∴ Summary
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(168318) 1989DA  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.16206 5.55e-09 au
e 0.542843 1.209e-07
i 6.492 2.548e-05 deg
Ω 349.153 6.467e-05 deg
ω 139.808 7.117e-05 deg
M 120.866 1.572e-05 deg

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Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion 0.9884 au
Aphelion 3.3357 au
Asc. node-Earth separation 1.59854 au
Desc. node-Earth separation 0.08324 au
Earth MOID 0.04269 au
Orbital period 1161.18 days
Date of orbit computation   Oct 1 16:36
Observational summary
Optical observations (Discarded) 60 (1)
Radar observations (Discarded) 0 (0)
Arc length 6990 days
Unobserved 3867 days

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Ephemeris at epoch 58441 MJD
Right Ascension 281 deg
Declination -27.5974 deg
V Magnitude 25 mag
Solar Elongation -43.62 deg
Galactic Latitude -10.7 deg
Rate 0.298 deg/day
Direction 82.186 deg

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