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AstDyS ∴ Objects ∴ 2011RK21 ∴ Summary
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(549693) 2011RK21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43615 2.699e-08 au
e 0.13298 8.395e-08
i 9.451 8.758e-06 deg
Ω 16.87 5.63e-05 deg
ω 257.05 6.526e-05 deg
M 183.876 3.588e-05 deg

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Other useful info
Absolute Magnitude (H)    18.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1122 au
Aphelion 2.7601 au
Asc. node-Earth separation 1.46863 au
Desc. node-Earth separation 1.323 au
Earth MOID 1.12049 au
Orbital period 1388.84 days
Date of orbit computation  feb 22 03:46
Observational summary
Optical observations (Discarded) 113 (1)
Radar observations (Discarded) 0 (0)
Arc length 6497.92 days
Unobserved 126 days

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Ephemeris at epoch 60419 MJD
Right Ascension 82.1416 deg
Declination 31.3007 deg
V Magnitude 23.62 mag
Solar Elongation -54.53 deg
Galactic Latitude -1.84 deg
Rate 0.339 deg/day
Direction 91.058 deg

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