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AstDyS ∴ Objects ∴ 1998RO55 ∴ Summary
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(40182) 1998RO55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26651 6.432e-09 au
e 0.109565 3.534e-08
i 4.434 3.27e-06 deg
Ω 260.334 4.729e-05 deg
ω 274.531 4.974e-05 deg
M 1.888 1.625e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0182 au
Aphelion 2.5148 au
Asc. node-Earth separation 1.20485 au
Desc. node-Earth separation 1.27482 au
Earth MOID 1.0287 au
Orbital period 1246.33 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 2399 (16)
Radar observations (Discarded) 0 (0)
Arc length 14989.9 days
Unobserved 34 days

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Ephemeris at epoch 60426 MJD
Right Ascension 161.994 deg
Declination 0.17685 deg
V Magnitude 18.2 mag
Solar Elongation -127.09 deg
Galactic Latitude 49.94 deg
Rate 0.081 deg/day
Direction 65.373 deg

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