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AstDyS ∴ Objects ∴ 1998UO31 ∴ Summary
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(120955) 1998UO31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.22561 5.862e-09 au
e 0.229734 3.356e-08
i 3.491 4.214e-06 deg
Ω 64.596 6.902e-05 deg
ω 237.58 7.054e-05 deg
M 323.192 1.572e-05 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7143 au
Aphelion 2.7369 au
Asc. node-Earth separation 1.41764 au
Desc. node-Earth separation 0.86425 au
Earth MOID 0.70185 au
Orbital period 1212.75 days
Date of orbit computation  apr 23 20:13
Observational summary
Optical observations (Discarded) 1234 (5)
Radar observations (Discarded) 0 (0)
Arc length 8939.45 days
Unobserved 376 days

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Ephemeris at epoch 60426 MJD
Right Ascension 289.778 deg
Declination -23.2477 deg
V Magnitude 19.1 mag
Solar Elongation 107.8 deg
Galactic Latitude -16.17 deg
Rate 0.361 deg/day
Direction 89.588 deg

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