NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1989DA ∴ Summary
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(168318) 1989DA  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 2.1615 8.096e-09 au
e 0.543249 1.083e-07
i 6.495 2.35e-05 deg
Ω 349.128 6.079e-05 deg
ω 139.813 6.825e-05 deg
M 244.959 2.729e-05 deg

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Other useful info
Absolute Magnitude (H)    18.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9873 au
Aphelion distance 3.3357 au
Asc. node-Earth separation 1.59802 au
Desc. node-Earth separation 0.08506 au
Earth MOID 0.04356 au
Orbital period 1160.73 days
Date of orbit computation   Nov 8 13:38
Observational summary
Optical observations (Discarded) 60 (1)
Radar observations (Discarded) 0 (0)
Arc length 6990 days
Unobserved 4223 days

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Ephemeris
(Epoch 58797 MJD)
Right Ascension 317.063 deg
Declination -18.4043 deg
V Magnitude 24.54 mag
Solar Elongation -87.01 deg
Galactic Latitude -38.22 deg
Rate 0.135 deg/day
Direction 62.506 deg

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