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AstDyS ∴ Objects ∴ 1999XS20 ∴ Summary
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(41231) 1999XS20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.72042 1.146e-08 au
e 0.082549 3.904e-08
i 11.849 4.416e-06 deg
Ω 58.779 1.788e-05 deg
ω 303.111 2.956e-05 deg
M 191.94 2.313e-05 deg

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Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4959 au
Aphelion 2.945 au
Asc. node-Earth separation 1.59814 au
Desc. node-Earth separation 1.81759 au
Earth MOID 1.51759 au
Orbital period 1638.9 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 2034 (4)
Radar observations (Discarded) 0 (0)
Arc length 15486.6 days
Unobserved 36 days

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Ephemeris at epoch 60426 MJD
Right Ascension 192.179 deg
Declination 7.25682 deg
V Magnitude 18.63 mag
Solar Elongation -150.28 deg
Galactic Latitude 70.12 deg
Rate 0.183 deg/day
Direction -91.277 deg

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