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(13553) Masaakikoyama  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.18914 1.479e-09 au
e 0.463727 1.759e-08
i 5.876 2.054e-06 deg
Ω 193.463 2.142e-05 deg
ω 109.962 2.205e-05 deg
M 272.322 2e-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   May 25 14:31
Observational summary
Optical observations (Discarded) 2049 (5)
Radar observations (Discarded) 0 (0)
Arc length 16407 days
Unobserved 11 days

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Ephemeris
(Epoch 60466 MJD)
Right Ascension 157.284 deg
Declination 8.22656 deg
V Magnitude 21.13 mag
Solar Elongation -81.44 deg
Galactic Latitude 51.41 deg
Rate 0.238 deg/day
Direction 103.503 deg

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