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(21554) Leechaohsi  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.12645 1.816e-08 au
e 0.214265 2.761e-08
i 15.569 3.743e-06 deg
Ω 228.695 1.278e-05 deg
ω 18.649 1.59e-05 deg
M 288.975 9.593e-06 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4566 au
Aphelion 3.7963 au
Asc. node-Earth separation 1.46982 au
Desc. node-Earth separation 2.75354 au
Earth MOID 1.44868 au
Orbital period 2019.18 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2879 (72)
Radar observations (Discarded) 0 (0)
Arc length 9771.3 days
Unobserved 79 days

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Ephemeris at epoch 60420 MJD
Right Ascension 133.905 deg
Declination -0.86036 deg
V Magnitude 18.76 mag
Solar Elongation -105.77 deg
Galactic Latitude 26.88 deg
Rate 0.13 deg/day
Direction 54.165 deg

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