NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1989DA ∴ Summary
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(168318) 1989DA  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 2.16247 3.453e-09 au
e 0.542557 7.536e-08
i 6.492 1.535e-05 deg
Ω 349.19 4.659e-05 deg
ω 139.801 5.022e-05 deg
M 356.869 9.596e-06 deg

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Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion 0.9892 au
Aphelion 3.3357 au
Asc. node-Earth separation 1.59924 au
Desc. node-Earth separation 0.08732 au
Earth MOID 0.04512 au
Orbital period 1161.51 days
Date of orbit computation   Oct 9 17:39
Observational summary
Optical observations (Discarded) 60 (2)
Radar observations (Discarded) 0 (0)
Arc length 6990 days
Unobserved 3476 days

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Ephemeris at epoch 58050 MJD
Right Ascension 190.628 deg
Declination -4.95886 deg
V Magnitude 21.47 mag
Solar Elongation 18.82 deg
Galactic Latitude 57.84 deg
Rate 0.946 deg/day
Direction 116.813 deg

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