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AstDyS ∴ Objects ∴ 1999WA15 ∴ Summary
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(222144) 1999WA15  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.86768 2.258e-08 au
e 0.197994 8.015e-08
i 12.633 9.088e-06 deg
Ω 31.557 2.79e-05 deg
ω 320.013 3.369e-05 deg
M 31.869 2.335e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2999 au
Aphelion 3.4355 au
Asc. node-Earth separation 1.39861 au
Desc. node-Earth separation 2.24295 au
Earth MOID 1.31145 au
Orbital period 1773.76 days
Date of orbit computation  feb 22 02:37
Observational summary
Optical observations (Discarded) 330 (0)
Radar observations (Discarded) 0 (0)
Arc length 8822.82 days
Unobserved 159 days

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Ephemeris at epoch 60419 MJD
Right Ascension 36.1854 deg
Declination 16.3296 deg
V Magnitude 20.82 mag
Solar Elongation -10.27 deg
Galactic Latitude -41 deg
Rate 0.472 deg/day
Direction 66.348 deg

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