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(466018) 2011HR21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.89284 2.611e-08 au
e 0.204582 9.963e-08
i 14.044 9.105e-06 deg
Ω 66.151 3.516e-05 deg
ω 261.403 4.996e-05 deg
M 133.387 3.288e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.301 au
Aphelion 3.4847 au
Asc. node-Earth separation 1.87328 au
Desc. node-Earth separation 1.67629 au
Earth MOID 1.33999 au
Orbital period 1797.16 days
Date of orbit computation  apr 23 21:29
Observational summary
Optical observations (Discarded) 236 (0)
Radar observations (Discarded) 0 (0)
Arc length 6042.71 days
Unobserved 83 days

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Ephemeris at epoch 60425 MJD
Right Ascension 103.964 deg
Declination 33.2028 deg
V Magnitude 22.46 mag
Solar Elongation -67.29 deg
Galactic Latitude 15.31 deg
Rate 0.233 deg/day
Direction 99.997 deg

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