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AstDyS ∴ Objects ∴ 2008YY121 ∴ Summary
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(573189) 2008YY121  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.39193 2.394e-08 au
e 0.108805 7.116e-08
i 5.658 7.174e-06 deg
Ω 270.778 0.0001011 deg
ω 161.755 0.0001219 deg
M 71.438 6.939e-05 deg

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Other useful info
Absolute Magnitude (H)    18.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1317 au
Aphelion 2.6522 au
Asc. node-Earth separation 1.61958 au
Desc. node-Earth separation 1.15934 au
Earth MOID 1.14776 au
Orbital period 1351.21 days
Date of orbit computation  apr 23 21:50
Observational summary
Optical observations (Discarded) 126 (1)
Radar observations (Discarded) 0 (0)
Arc length 5551.85 days
Unobserved 52 days

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Ephemeris at epoch 60428 MJD
Right Ascension 139.432 deg
Declination 8.87174 deg
V Magnitude 22.84 mag
Solar Elongation -101.13 deg
Galactic Latitude 36.46 deg
Rate 0.208 deg/day
Direction 99.131 deg

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