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(22921) Siyuanliu  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27714 6.913e-09 au
e 0.133695 2.739e-08
i 7.648 3.194e-06 deg
Ω 114.576 2.449e-05 deg
ω 224.069 2.793e-05 deg
M 71.689 1.372e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9727 au
Aphelion 2.5816 au
Asc. node-Earth separation 1.49093 au
Desc. node-Earth separation 1.02428 au
Earth MOID 0.9705 au
Orbital period 1255.12 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 1863 (14)
Radar observations (Discarded) 0 (0)
Arc length 10927.9 days
Unobserved 133 days

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Ephemeris at epoch 60425 MJD
Right Ascension 60.2147 deg
Declination 16.8569 deg
V Magnitude 20.32 mag
Solar Elongation -26.84 deg
Galactic Latitude -26.41 deg
Rate 0.491 deg/day
Direction 75.444 deg

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