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(18342) 1989ST9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35046 8.374e-09 au
e 0.235334 3.792e-08
i 2.272 4.672e-06 deg
Ω 19.3 0.0001056 deg
ω 315.631 0.0001061 deg
M 221.769 1.25e-05 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7973 au
Aphelion 2.9036 au
Asc. node-Earth separation 0.90317 au
Desc. node-Earth separation 1.66817 au
Earth MOID 0.78826 au
Orbital period 1316.22 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 900 (3)
Radar observations (Discarded) 0 (0)
Arc length 12598.2 days
Unobserved 53 days

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Ephemeris at epoch 60426 MJD
Right Ascension 173.514 deg
Declination 3.5479 deg
V Magnitude 20.43 mag
Solar Elongation -136.72 deg
Galactic Latitude 60.04 deg
Rate 0.119 deg/day
Direction -73.287 deg

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