AstDyS-2

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(73685) 1990SE9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.61072 1.108e-08 au
e 0.140882 3.939e-08
i 5.294 4.399e-06 deg
Ω 61.837 4.065e-05 deg
ω 290.598 4.361e-05 deg
M 345.2 1.739e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2429 au
Aphelion 2.9785 au
Asc. node-Earth separation 1.45132 au
Desc. node-Earth separation 1.68006 au
Earth MOID 1.24437 au
Orbital period 1540.78 days
Date of orbit computation  apr 23 20:01
Observational summary
Optical observations (Discarded) 1147 (6)
Radar observations (Discarded) 0 (0)
Arc length 11972.2 days
Unobserved 318 days

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Ephemeris at epoch 60440 MJD
Right Ascension 5.26771 deg
Declination -2.16923 deg
V Magnitude 20.16 mag
Solar Elongation 45.67 deg
Galactic Latitude -64 deg
Rate 0.481 deg/day
Direction 67.347 deg

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