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(21825) Zhangyizhong  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.40928 8.228e-09 au
e 0.169337 3.061e-08
i 1.558 3.487e-06 deg
Ω 56.427 0.0001311 deg
ω 253.547 0.0001316 deg
M 236.497 1.383e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0013 au
Aphelion 2.8173 au
Asc. node-Earth separation 1.46949 au
Desc. node-Earth separation 1.22249 au
Earth MOID 0.98726 au
Orbital period 1365.93 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 1991 (12)
Radar observations (Discarded) 0 (0)
Arc length 11374.3 days
Unobserved 89 days

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Ephemeris at epoch 60419 MJD
Right Ascension 161.676 deg
Declination 9.81185 deg
V Magnitude 19.33 mag
Solar Elongation -130.25 deg
Galactic Latitude 55.89 deg
Rate 0.067 deg/day
Direction -79.666 deg

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