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(55981) 1998RO61  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.22181 7.578e-09 au
e 0.173069 3.652e-08
i 3.33 4.46e-06 deg
Ω 214.948 6.392e-05 deg
ω 201.088 6.52e-05 deg
M 216.192 1.354e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8373 au
Aphelion 2.6063 au
Asc. node-Earth separation 1.56436 au
Desc. node-Earth separation 0.86281 au
Earth MOID 0.84965 au
Orbital period 1209.65 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 988 (6)
Radar observations (Discarded) 0 (0)
Arc length 9050.79 days
Unobserved 320 days

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Ephemeris at epoch 60426 MJD
Right Ascension 291.908 deg
Declination -18.6204 deg
V Magnitude 21.22 mag
Solar Elongation 105.15 deg
Galactic Latitude -16.16 deg
Rate 0.153 deg/day
Direction 70.245 deg

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