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AstDyS ∴ Objects ∴ 2011QR4 ∴ Summary
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(420283) 2011QR4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 5.14797 1.377e-07 au
e 0.053107 7.429e-08
i 10.44 8.479e-06 deg
Ω 283.542 4.246e-05 deg
ω 344.35 0.000108 deg
M 92.653 9.337e-05 deg

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Other useful info
Absolute Magnitude (H)    13.9 mag
Slope parameter (G)    0.15 mag
Perihelion 4.8746 au
Aphelion 5.4214 au
Asc. node-Earth separation 3.86707 au
Desc. node-Earth separation 4.42742 au
Earth MOID 3.85956 au
Orbital period 4266.31 days
Date of orbit computation  feb 22 03:19
Observational summary
Optical observations (Discarded) 249 (0)
Radar observations (Discarded) 0 (0)
Arc length 6881.94 days
Unobserved 179 days

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Ephemeris at epoch 60416 MJD
Right Ascension 6.43706 deg
Declination 12.3364 deg
V Magnitude 21.69 mag
Solar Elongation 17.63 deg
Galactic Latitude -50.05 deg
Rate 0.225 deg/day
Direction 64.671 deg

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