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(18555) Courant  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.83313 1.134e-08 au
e 0.039098 3.108e-08
i 1.243 3.965e-06 deg
Ω 332.557 0.0001561 deg
ω 105.546 0.0001664 deg
M 314.405 5.678e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7224 au
Aphelion 2.9439 au
Asc. node-Earth separation 1.84836 au
Desc. node-Earth separation 1.81086 au
Earth MOID 1.73838 au
Orbital period 1741.79 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 1927 (5)
Radar observations (Discarded) 0 (0)
Arc length 12139.8 days
Unobserved 74 days

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Ephemeris at epoch 60398 MJD
Right Ascension 21.362 deg
Declination 9.80051 deg
V Magnitude 20.01 mag
Solar Elongation -14.96 deg
Galactic Latitude -52.16 deg
Rate 0.417 deg/day
Direction 68.098 deg

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