AstDyS-2

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AstDyS ∴ Objects ∴ Donnera ∴ Summary
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(1398) Donnera  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.16172 1.487e-08 au
e 0.10361 3.677e-08
i 11.822 4.904e-06 deg
Ω 297.043 1.925e-05 deg
ω 71.595 2.917e-05 deg
M 213.104 2.266e-05 deg

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Other useful info
Absolute Magnitude (H)    10.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8341 au
Aphelion 3.4893 au
Asc. node-Earth separation 2.01171 au
Desc. node-Earth separation 2.24877 au
Earth MOID 1.85926 au
Orbital period 2053.45 days
Date of orbit computation  Oct 31 04:55
Observational summary
Optical observations (Discarded) 2151 (31)
Radar observations (Discarded) 0 (0)
Arc length 32149.3 days
Unobserved 173 days

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Ephemeris at epoch 58503 MJD
Right Ascension 241.717 deg
Declination -30.4925 deg
V Magnitude 16.61 mag
Solar Elongation 54.37 deg
Galactic Latitude 15.85 deg
Rate 0.285 deg/day
Direction 104.476 deg

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