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AstDyS ∴ Objects ∴ 1998UB21 ∴ Summary
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(56013) 1998UB21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32241 6.652e-09 au
e 0.268453 2.787e-08
i 21.593 4.293e-06 deg
Ω 227.143 8.56e-06 deg
ω 259.484 1.115e-05 deg
M 14.82 7.922e-06 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.699 au
Aphelion 2.9459 au
Asc. node-Earth separation 1.25687 au
Desc. node-Earth separation 1.06466 au
Earth MOID 0.84807 au
Orbital period 1292.73 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1832 (146)
Radar observations (Discarded) 0 (0)
Arc length 14300.6 days
Unobserved 37 days

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Ephemeris at epoch 60426 MJD
Right Ascension 126.287 deg
Declination -5.89494 deg
V Magnitude 18.66 mag
Solar Elongation -93.96 deg
Galactic Latitude 17.77 deg
Rate 0.524 deg/day
Direction 76.339 deg

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