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AstDyS ∴ Objects ∴ 1990QH4 ∴ Summary
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(100020) 1990QH4  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 2.22575 1.162e-08 au
e 0.189703 6.873e-08
i 4.48 7.065e-06 deg
Ω 346.714 6.516e-05 deg
ω 358.548 6.715e-05 deg
M 282.088 2.127e-05 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8035 au
Aphelion 2.648 au
Asc. node-Earth separation 0.79695 au
Desc. node-Earth separation 1.65662 au
Earth MOID 0.79614 au
Orbital period 1212.86 days
Date of orbit computation  Oct 21 18:25
Observational summary
Optical observations (Discarded) 699 (7)
Radar observations (Discarded) 0 (0)
Arc length 10486 days
Unobserved 202 days

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Ephemeris at epoch 58809 MJD
Right Ascension 242.832 deg
Declination -24.2086 deg
V Magnitude 20.51 mag
Solar Elongation -6.96 deg
Galactic Latitude 19.58 deg
Rate 0.518 deg/day
Direction 100.517 deg

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