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AstDyS ∴ Objects ∴ 1990QH9 ∴ Summary
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(52289) 1990QH9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3924 7.042e-09 au
e 0.202237 3.537e-08
i 3.075 3.075e-06 deg
Ω 115.174 7.26e-05 deg
ω 235.446 7.314e-05 deg
M 18.524 1.01e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9086 au
Aphelion 2.8762 au
Asc. node-Earth separation 1.60817 au
Desc. node-Earth separation 1.0426 au
Earth MOID 0.90445 au
Orbital period 1351.6 days
Date of orbit computation  apr 23 19:57
Observational summary
Optical observations (Discarded) 1525 (8)
Radar observations (Discarded) 0 (0)
Arc length 12050.9 days
Unobserved 254 days

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Ephemeris at epoch 60426 MJD
Right Ascension 29.7904 deg
Declination 9.98292 deg
V Magnitude 19.58 mag
Solar Elongation 5.13 deg
Galactic Latitude -49.42 deg
Rate 0.58 deg/day
Direction 69.797 deg

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