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 1.392e-09 au
e 0.541669 1.246e-08
i 6.491 3.301e-06 deg
Ω 349.078 2.319e-05 deg
ω 139.809 2.529e-05 deg
M 21.016 2.313e-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   giu 6 10:24
Observational summary
Optical observations (Discarded) 539 (1)
Radar observations (Discarded) 0 (0)
Arc length 12878 days
Unobserved 6 days

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Ephemeris
(Epoch 60468 MJD)
Right Ascension 203.868 deg
Declination -22.1101 deg
V Magnitude 21.36 mag
Solar Elongation -132.75 deg
Galactic Latitude 39.62 deg
Rate 0.146 deg/day
Direction 75.097 deg

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