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(8688) Delaunay  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27326 4.925e-09 au
e 0.174074 2.319e-08
i 4.446 2.318e-06 deg
Ω 151.729 3.86e-05 deg
ω 176.666 3.961e-05 deg
M 78.197 9.526e-06 deg

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Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8775 au
Aphelion 2.669 au
Asc. node-Earth separation 1.67951 au
Desc. node-Earth separation 0.86755 au
Earth MOID 0.86609 au
Orbital period 1251.91 days
Date of orbit computation  apr 23 19:47
Observational summary
Optical observations (Discarded) 4645 (897)
Radar observations (Discarded) 0 (0)
Arc length 11572.7 days
Unobserved 51 days

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Ephemeris at epoch 60427 MJD
Right Ascension 61.6876 deg
Declination 17.6669 deg
V Magnitude 19.58 mag
Solar Elongation -26.37 deg
Galactic Latitude -24.83 deg
Rate 0.477 deg/day
Direction 78.124 deg

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