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AstDyS ∴ Objects ∴ 1999YS23 ∴ Summary
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(137815) 1999YS23  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.39085 1.022e-08 au
e 0.189594 5.395e-08
i 2.287 6.605e-06 deg
Ω 175.789 0.0001198 deg
ω 221.304 0.0001211 deg
M 228.972 1.502e-05 deg

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Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9376 au
Aphelion 2.8441 au
Asc. node-Earth separation 1.69302 au
Desc. node-Earth separation 1.01346 au
Earth MOID 0.94555 au
Orbital period 1350.29 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 369 (1)
Radar observations (Discarded) 0 (0)
Arc length 10053.1 days
Unobserved 387 days

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Ephemeris at epoch 60418 MJD
Right Ascension 276.132 deg
Declination -20.4966 deg
V Magnitude 22.38 mag
Solar Elongation 112.34 deg
Galactic Latitude -3.55 deg
Rate 0.088 deg/day
Direction 75.48 deg

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