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AstDyS ∴ Objects ∴ 1998YK21 ∴ Summary
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(101543) 1998YK21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.21891 2.333e-08 au
e 0.1458 6.525e-08
i 1.092 5.988e-06 deg
Ω 138.651 0.0003171 deg
ω 252.745 0.0003182 deg
M 204.507 1.995e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7496 au
Aphelion 3.6882 au
Asc. node-Earth separation 2.30585 au
Desc. node-Earth separation 2.00763 au
Earth MOID 1.75567 au
Orbital period 2109.42 days
Date of orbit computation  feb 22 02:11
Observational summary
Optical observations (Discarded) 499 (10)
Radar observations (Discarded) 0 (0)
Arc length 8889.83 days
Unobserved 345 days

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Ephemeris at epoch 60398 MJD
Right Ascension 240.685 deg
Declination -19.3427 deg
V Magnitude 21.62 mag
Solar Elongation 125.97 deg
Galactic Latitude 24.38 deg
Rate 0.032 deg/day
Direction -68.955 deg

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