AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RU55 ∴ Summary
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(121246) 1999RU55  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.40995 1.298e-08 au
e 0.201903 3.821e-08
i 21.984 7.17e-06 deg
Ω 146.214 1.379e-05 deg
ω 106.32 2.471e-05 deg
M 94.839 2.104e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9234 au
Aphelion 2.8965 au
Asc. node-Earth separation 1.46161 au
Desc. node-Earth separation 1.1752 au
Earth MOID 1.01841 au
Orbital period 1366.5 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 694 (7)
Radar observations (Discarded) 0 (0)
Arc length 7033.11 days
Unobserved 100 days

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Ephemeris at epoch 58506 MJD
Right Ascension 16.3789 deg
Declination -13.1824 deg
V Magnitude 20.9 mag
Solar Elongation -68.61 deg
Galactic Latitude -75.67 deg
Rate 0.312 deg/day
Direction 57.341 deg

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