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(13553) Masaakikoyama  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.18964 5.147e-09 au
e 0.464019 1.739e-08
i 5.874 1.587e-06 deg
Ω 193.525 1.936e-05 deg
ω 109.864 2.021e-05 deg
M 322.847 5.847e-06 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1736 au
Aphelion 3.2057 au
Asc. node-Earth separation 1.03983 au
Desc. node-Earth separation 0.48399 au
Earth MOID 0.18921 au
Orbital period 1183.47 days
Date of orbit computation   Feb 8 15:32
Observational summary
Optical observations (Discarded) 893 (27)
Radar observations (Discarded) 0 (0)
Arc length 14097 days
Unobserved 23 days

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Ephemeris at epoch 58169 MJD
Right Ascension 232.678 deg
Declination -17.7525 deg
V Magnitude 19.91 mag
Solar Elongation 96.32 deg
Galactic Latitude 30.8 deg
Rate 0.452 deg/day
Direction 96.815 deg

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