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AstDyS ∴ Objects ∴ 1998RN55 ∴ Summary
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(85688) 1998RN55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.21281 6.549e-09 au
e 0.170906 4.292e-08
i 3.369 3.366e-06 deg
Ω 249.682 7.516e-05 deg
ω 98.217 7.589e-05 deg
M 281.144 9.532e-06 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8346 au
Aphelion 2.591 au
Asc. node-Earth separation 1.18751 au
Desc. node-Earth separation 1.1122 au
Earth MOID 0.83161 au
Orbital period 1202.31 days
Date of orbit computation  apr 23 20:04
Observational summary
Optical observations (Discarded) 1212 (7)
Radar observations (Discarded) 0 (0)
Arc length 9032.75 days
Unobserved 339 days

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Ephemeris at epoch 60426 MJD
Right Ascension 283.803 deg
Declination -22.2096 deg
V Magnitude 19.85 mag
Solar Elongation 113.16 deg
Galactic Latitude -10.72 deg
Rate 0.186 deg/day
Direction 75.353 deg

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