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AstDyS ∴ Objects ∴ 2016HE21 ∴ Summary
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(474061) 2016HE21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43167 2.323e-08 au
e 0.156709 8.998e-08
i 1.562 7.961e-06 deg
Ω 319.049 0.0003466 deg
ω 271.139 0.0003476 deg
M 22.277 3.048e-05 deg

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Other useful info
Absolute Magnitude (H)    17.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0506 au
Aphelion 2.8127 au
Asc. node-Earth separation 1.3521 au
Desc. node-Earth separation 1.39274 au
Earth MOID 1.04095 au
Orbital period 1385.02 days
Date of orbit computation  apr 23 21:31
Observational summary
Optical observations (Discarded) 168 (1)
Radar observations (Discarded) 0 (0)
Arc length 6934.01 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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