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AstDyS ∴ Objects ∴ 1998OU ∴ Summary
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(85639) 1998OU  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.30591 5.978e-09 au
e 0.226939 3.884e-08
i 3.021 3.898e-06 deg
Ω 198.467 7.855e-05 deg
ω 196.604 7.91e-05 deg
M 53.093 8.98e-06 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7826 au
Aphelion 2.8292 au
Asc. node-Earth separation 1.79377 au
Desc. node-Earth separation 0.799 au
Earth MOID 0.78963 au
Orbital period 1278.97 days
Date of orbit computation  feb 22 02:08
Observational summary
Optical observations (Discarded) 1200 (11)
Radar observations (Discarded) 0 (0)
Arc length 9325.29 days
Unobserved 57 days

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Ephemeris at epoch 60398 MJD
Right Ascension 83.6028 deg
Declination 20.3045 deg
V Magnitude 20.62 mag
Solar Elongation -75.56 deg
Galactic Latitude -6.72 deg
Rate 0.44 deg/day
Direction 85.322 deg

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