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(18903) Matsuura  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55931 9.164e-09 au
e 0.19801 2.378e-08
i 9.322 3.026e-06 deg
Ω 164.587 2.151e-05 deg
ω 149.001 2.419e-05 deg
M 274.08 1.189e-05 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0525 au
Aphelion 3.0661 au
Asc. node-Earth separation 1.97003 au
Desc. node-Earth separation 1.09492 au
Earth MOID 1.04521 au
Orbital period 1495.48 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 3483 (10)
Radar observations (Discarded) 0 (0)
Arc length 15815.6 days
Unobserved 83 days

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Ephemeris at epoch 60420 MJD
Right Ascension 210.727 deg
Declination -1.02077 deg
V Magnitude 16.86 mag
Solar Elongation -169.18 deg
Galactic Latitude 57.01 deg
Rate 0.249 deg/day
Direction -58.298 deg

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