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AstDyS ∴ Objects ∴ 1997YW12 ∴ Summary
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(422655) 1997YW12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25616 1.03e-08 au
e 0.244879 6.58e-08
i 0.094 6.203e-06 deg
Ω 69.379 0.004493 deg
ω 331.638 0.004493 deg
M 310.721 2.095e-05 deg

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Other useful info
Absolute Magnitude (H)    18.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7037 au
Aphelion 2.8087 au
Asc. node-Earth separation 0.75243 au
Desc. node-Earth separation 1.70645 au
Earth MOID 0.71214 au
Orbital period 1237.81 days
Date of orbit computation  apr 23 21:20
Observational summary
Optical observations (Discarded) 175 (1)
Radar observations (Discarded) 0 (0)
Arc length 8836.05 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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