AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998DA20 ∴ Summary
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(91018) 1998DA20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.46683 8.172e-09 au
e 0.170049 4.063e-08
i 2.847 3.679e-06 deg
Ω 142.17 9.842e-05 deg
ω 321.311 9.947e-05 deg
M 290.857 1.45e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0474 au
Aphelion 2.8863 au
Asc. node-Earth separation 1.12807 au
Desc. node-Earth separation 1.74988 au
Earth MOID 1.06558 au
Orbital period 1415.17 days
Date of orbit computation  apr 23 20:06
Observational summary
Optical observations (Discarded) 970 (3)
Radar observations (Discarded) 0 (0)
Arc length 9380.87 days
Unobserved 204 days

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Ephemeris at epoch 60426 MJD
Right Ascension 24.9853 deg
Declination 8.51874 deg
V Magnitude 20.94 mag
Solar Elongation 9.82 deg
Galactic Latitude -52.47 deg
Rate 0.49 deg/day
Direction 69.491 deg

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