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AstDyS ∴ Objects ∴ 1990QB2 ∴ Summary
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(9948) 1990QB2  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.38363 8.446e-09 au
e 0.217214 4.365e-08
i 2.096 4.778e-06 deg
Ω 171.548 0.0001044 deg
ω 151.634 0.000105 deg
M 241.114 1.261e-05 deg

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Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8659 au
Aphelion 2.9014 au
Asc. node-Earth separation 1.81252 au
Desc. node-Earth separation 0.90074 au
Earth MOID 0.85302 au
Orbital period 1344.18 days
Date of orbit computation  Oct 31 05:02
Observational summary
Optical observations (Discarded) 1540 (16)
Radar observations (Discarded) 0 (0)
Arc length 14109.3 days
Unobserved 188 days

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Ephemeris at epoch 58438 MJD
Right Ascension 202.324 deg
Declination -8.71367 deg
V Magnitude 19.78 mag
Solar Elongation 29.44 deg
Galactic Latitude 53 deg
Rate 0.415 deg/day
Direction 110.678 deg

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