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(13553) Masaakikoyama  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.18914 1.48e-09 au
e 0.463727 1.766e-08
i 5.876 2.056e-06 deg
Ω 193.463 2.152e-05 deg
ω 109.962 2.215e-05 deg
M 272.322 2.005e-06 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.174 au
Aphelion distance 3.2043 au
Asc. node-Earth separation 1.04151 au
Desc. node-Earth separation 0.48474 au
Earth MOID 0.18978 au
Orbital period 1183.06 days
Date of orbit computation   apr 13 14:42
Observational summary
Optical observations (Discarded) 2037 (5)
Radar observations (Discarded) 0 (0)
Arc length 16326 days
Unobserved 50 days

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Ephemeris
(Epoch 60424 MJD)
Right Ascension 152.411 deg
Declination 8.34235 deg
V Magnitude 20.79 mag
Solar Elongation -117.39 deg
Galactic Latitude 47.41 deg
Rate 0.059 deg/day
Direction -21.705 deg

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