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(18457) Syoheiyamamoto  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28438 5.433e-09 au
e 0.14935 2.716e-08
i 0.57 2.9e-06 deg
Ω 69.475 0.0003009 deg
ω 133.437 0.0003011 deg
M 119.518 1.104e-05 deg

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Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9432 au
Aphelion 2.6256 au
Asc. node-Earth separation 1.50587 au
Desc. node-Earth separation 1.01016 au
Earth MOID 0.93999 au
Orbital period 1261.11 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 3446 (11)
Radar observations (Discarded) 0 (0)
Arc length 26825.9 days
Unobserved 237 days

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Ephemeris at epoch 60426 MJD
Right Ascension 357.141 deg
Declination -1.72545 deg
V Magnitude 19.74 mag
Solar Elongation 39.23 deg
Galactic Latitude -60.46 deg
Rate 0.41 deg/day
Direction 66.745 deg

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