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(209971) 2006HE21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.21315 1.074e-08 au
e 0.071597 4.208e-08
i 3.651 4.215e-06 deg
Ω 94.868 8.531e-05 deg
ω 140.253 9.363e-05 deg
M 141.963 4.154e-05 deg

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Other useful info
Absolute Magnitude (H)    17.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0547 au
Aphelion 2.3716 au
Asc. node-Earth separation 1.34743 au
Desc. node-Earth separation 1.07028 au
Earth MOID 1.04422 au
Orbital period 1202.58 days
Date of orbit computation  feb 22 02:35
Observational summary
Optical observations (Discarded) 396 (2)
Radar observations (Discarded) 0 (0)
Arc length 8476.02 days
Unobserved 187 days

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Ephemeris at epoch 60419 MJD
Right Ascension 26.4363 deg
Declination 8.38525 deg
V Magnitude 22.03 mag
Solar Elongation 2.83 deg
Galactic Latitude -52.13 deg
Rate 0.478 deg/day
Direction 68.607 deg

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