AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998DA16 ∴ Summary
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(91017) 1998DA16  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55992 9.946e-09 au
e 0.186348 3.213e-08
i 10.903 4.021e-06 deg
Ω 185.136 2.159e-05 deg
ω 294.964 2.562e-05 deg
M 152.474 1.526e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0829 au
Aphelion 3.037 au
Asc. node-Earth separation 1.29349 au
Desc. node-Earth separation 1.68056 au
Earth MOID 1.12489 au
Orbital period 1496.02 days
Date of orbit computation  apr 23 20:06
Observational summary
Optical observations (Discarded) 1428 (6)
Radar observations (Discarded) 0 (0)
Arc length 9324.81 days
Unobserved 262 days

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Ephemeris at epoch 60426 MJD
Right Ascension 304.789 deg
Declination -7.84307 deg
V Magnitude 21.05 mag
Solar Elongation 90.69 deg
Galactic Latitude -23.05 deg
Rate 0.175 deg/day
Direction 59.944 deg

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