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(13553) Masaakikoyama  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.18917 1.248e-09 au
e 0.463886 1.844e-08
i 5.875 1.906e-06 deg
Ω 193.502 2.104e-05 deg
ω 109.907 2.292e-05 deg
M 23.686 2.381e-06 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1736 au
Aphelion 3.2047 au
Asc. node-Earth separation 1.0385 au
Desc. node-Earth separation 0.48422 au
Earth MOID 0.18887 au
Orbital period 1183.09 days
Date of orbit computation   Jan 21 15:39
Observational summary
Optical observations (Discarded) 1802 (13)
Radar observations (Discarded) 0 (0)
Arc length 14454 days
Unobserved 3 days

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Ephemeris at epoch 58505 MJD
Right Ascension 24.5814 deg
Declination 5.86957 deg
V Magnitude 20.67 mag
Solar Elongation -83.54 deg
Galactic Latitude -55.11 deg
Rate 0.427 deg/day
Direction 68.848 deg

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