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(13553) Masaakikoyama  ▹ 
SUMMARY
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 2.189 1.486e-09 au
e 0.464156 1.78e-08
i 5.875 2.064e-06 deg
Ω 193.468 2.17e-05 deg
ω 109.982 2.239e-05 deg
M 267.011 1.827e-06 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.173 au
Aphelion distance 3.205 au
Asc. node-Earth separation 1.03998 au
Desc. node-Earth separation 0.48222 au
Earth MOID 0.18749 au
Orbital period 1182.95 days
Date of orbit computation   May 13 14:29
Observational summary
Optical observations (Discarded) 2001 (5)
Radar observations (Discarded) 0 (0)
Arc length 15298 days
Unobserved 41 days

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Ephemeris
(Epoch 59387 MJD)
Right Ascension 180.873 deg
Declination 2.86812 deg
V Magnitude 19.71 mag
Solar Elongation -89.14 deg
Galactic Latitude 63.16 deg
Rate 0.309 deg/day
Direction 106.955 deg

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