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(398398) 2011ST197  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.78197 3.614e-08 au
e 0.072205 7.08e-08
i 2.835 8.208e-06 deg
Ω 188.211 0.0001378 deg
ω 219.177 0.0001515 deg
M 206.881 6.256e-05 deg

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Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5811 au
Aphelion 2.9828 au
Asc. node-Earth separation 1.9333 au
Desc. node-Earth separation 1.62029 au
Earth MOID 1.59149 au
Orbital period 1694.83 days
Date of orbit computation  apr 23 21:14
Observational summary
Optical observations (Discarded) 223 (1)
Radar observations (Discarded) 0 (0)
Arc length 7470.98 days
Unobserved 396 days

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Ephemeris at epoch 60426 MJD
Right Ascension 272.227 deg
Declination -20.0223 deg
V Magnitude 22.52 mag
Solar Elongation 123.76 deg
Galactic Latitude -0.11 deg
Rate 0.022 deg/day
Direction 5.514 deg

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