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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998RO4 ∴ Summary
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(27031) 1998RO4  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 2.14001 4.907e-09 au
e 0.424941 3.329e-08
i 5.354 4.611e-06 deg
Ω 191.905 3.954e-05 deg
ω 111.763 4.062e-05 deg
M 43.94 1.273e-05 deg

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Other useful info
Absolute Magnitude (H)    17.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2306 au
Aphelion 3.0494 au
Asc. node-Earth separation 1.08354 au
Desc. node-Earth separation 0.51508 au
Earth MOID 0.23582 au
Orbital period 1143.46 days
Date of orbit computation   Nov 24 15:01
Observational summary
Optical observations (Discarded) 219 (6)
Radar observations (Discarded) 0 (0)
Arc length 24197 days
Unobserved 19 days

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Ephemeris at epoch 58100 MJD
Right Ascension 56.256 deg
Declination 12.2271 deg
V Magnitude 20.94 mag
Solar Elongation -154.84 deg
Galactic Latitude -32.37 deg
Rate 0.225 deg/day
Direction -98.483 deg

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