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AstDyS ∴ Objects ∴ 2001YW157 ∴ Summary
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(455282) 2001YW157  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28629 1.176e-08 au
e 0.047902 8.003e-08
i 6.576 7.394e-06 deg
Ω 294.156 5.323e-05 deg
ω 192.977 0.0001085 deg
M 135.738 9.334e-05 deg

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Other useful info
Absolute Magnitude (H)    18.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1768 au
Aphelion 2.3958 au
Asc. node-Earth separation 1.37648 au
Desc. node-Earth separation 1.19627 au
Earth MOID 1.19311 au
Orbital period 1262.68 days
Date of orbit computation  feb 22 03:26
Observational summary
Optical observations (Discarded) 172 (4)
Radar observations (Discarded) 0 (0)
Arc length 7791.88 days
Unobserved 367 days

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Ephemeris at epoch 60418 MJD
Right Ascension 299.099 deg
Declination -23.6547 deg
V Magnitude 22.75 mag
Solar Elongation 91.63 deg
Galactic Latitude -24.26 deg
Rate 0.257 deg/day
Direction 75.62 deg

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