NEODyS-2

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2021HE  ▹ 
SUMMARY
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 1.51581 0.0001791 au
e 0.326604 7.561e-05
i 17.84 0.002886 deg
Ω 212.912 0.0005472 deg
ω 49.083 0.001413 deg
M 265.892 0.0177 deg

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Other useful info
Absolute Magnitude (H)    23.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0207 au
Aphelion distance 2.0109 au
Asc. node-Earth separation 0.10887 au
Desc. node-Earth separation 0.72817 au
Earth MOID 0.08962 au
Orbital period 681.655 days
Date of orbit computation   mag 30 14:23
Observational summary
Optical observations (Discarded) 72 (0)
Radar observations (Discarded) 0 (0)
Arc length 44 days
Unobserved 25 days

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Ephemeris
(Epoch 59389 MJD)
Right Ascension 271.71 deg
Declination 72.3675 deg
V Magnitude 23.31 mag
Solar Elongation 84.22 deg
Galactic Latitude 29.12 deg
Rate 0.487 deg/day
Direction 97.676 deg

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