AstDyS-2

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AstDyS ∴ Objects ∴ 1999SY12 ∴ Summary
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(40730) 1999SY12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.15903 1.714e-08 au
e 0.266856 3.727e-08
i 19.411 4.173e-06 deg
Ω 126.96 1.202e-05 deg
ω 253.894 1.421e-05 deg
M 131.664 8.398e-06 deg

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Other useful info
Absolute Magnitude (H)    13.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.316 au
Aphelion 4.002 au
Asc. node-Earth separation 2.18428 au
Desc. node-Earth separation 1.71693 au
Earth MOID 1.40095 au
Orbital period 2050.82 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 1876 (4)
Radar observations (Discarded) 0 (0)
Arc length 9347.27 days
Unobserved 66 days

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Ephemeris at epoch 60397 MJD
Right Ascension 170.811 deg
Declination 22.9603 deg
V Magnitude 19.35 mag
Solar Elongation -149.72 deg
Galactic Latitude 69.62 deg
Rate 0.161 deg/day
Direction -66.051 deg

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