NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1989DA ∴ Summary
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(168318) 1989DA  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.16224 1.413e-09 au
e 0.541669 1.304e-08
i 6.491 3.483e-06 deg
Ω 349.078 2.483e-05 deg
ω 139.809 2.746e-05 deg
M 21.016 2.53e-06 deg

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Other useful info
Absolute Magnitude (H)    19.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.991 au
Aphelion distance 3.3335 au
Asc. node-Earth separation 1.6001 au
Desc. node-Earth separation 0.08786 au
Earth MOID 0.04556 au
Orbital period 1161.33 days
Date of orbit computation   mar 25 13:31
Observational summary
Optical observations (Discarded) 509 (1)
Radar observations (Discarded) 0 (0)
Arc length 12809 days
Unobserved 6 days

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Ephemeris
(Epoch 60399 MJD)
Right Ascension 217.775 deg
Declination -27.702 deg
V Magnitude 18.46 mag
Solar Elongation 143.35 deg
Galactic Latitude 30.18 deg
Rate 0.448 deg/day
Direction -99.964 deg

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