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AstDyS ∴ Objects ∴ 1998RA55 ∴ Summary
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(164730) 1998RA55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69689 1.099e-08 au
e 0.244137 4.521e-08
i 12.525 4.62e-06 deg
Ω 200.625 1.818e-05 deg
ω 127.718 2.162e-05 deg
M 296.085 7.944e-06 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0385 au
Aphelion 3.3553 au
Asc. node-Earth separation 1.97938 au
Desc. node-Earth separation 1.20985 au
Earth MOID 1.05527 au
Orbital period 1617.69 days
Date of orbit computation  feb 22 02:25
Observational summary
Optical observations (Discarded) 868 (6)
Radar observations (Discarded) 0 (0)
Arc length 8977.11 days
Unobserved 368 days

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Ephemeris at epoch 60416 MJD
Right Ascension 258.4 deg
Declination -11.6487 deg
V Magnitude 20.28 mag
Solar Elongation 126.89 deg
Galactic Latitude 15.6 deg
Rate 0.131 deg/day
Direction 16.353 deg

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