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AstDyS ∴ Objects ∴ 2011HQ18 ∴ Summary
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(281984) 2011HQ18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63402 2.424e-08 au
e 0.048739 9.062e-08
i 10.357 7.079e-06 deg
Ω 166.041 3.765e-05 deg
ω 50.743 7.399e-05 deg
M 16.469 7.004e-05 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5056 au
Aphelion 2.7624 au
Asc. node-Earth separation 1.55712 au
Desc. node-Earth separation 1.70454 au
Earth MOID 1.51482 au
Orbital period 1561.44 days
Date of orbit computation  apr 23 20:49
Observational summary
Optical observations (Discarded) 239 (1)
Radar observations (Discarded) 0 (0)
Arc length 7707.67 days
Unobserved 395 days

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Ephemeris at epoch 60426 MJD
Right Ascension 256.979 deg
Declination -7.7726 deg
V Magnitude 20.95 mag
Solar Elongation 137.05 deg
Galactic Latitude 18.86 deg
Rate 0.116 deg/day
Direction -33.287 deg

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