AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009YY21 ∴ Summary
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(296874) 2009YY21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.17086 2.743e-08 au
e 0.238599 6.109e-08
i 22.706 6.948e-06 deg
Ω 96.195 1.447e-05 deg
ω 278.263 2.115e-05 deg
M 250.03 1.52e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4143 au
Aphelion 3.9274 au
Asc. node-Earth separation 1.90834 au
Desc. node-Earth separation 2.08008 au
Earth MOID 1.53846 au
Orbital period 2062.36 days
Date of orbit computation  feb 22 02:53
Observational summary
Optical observations (Discarded) 368 (3)
Radar observations (Discarded) 0 (0)
Arc length 8014.98 days
Unobserved 328 days

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Ephemeris at epoch 60420 MJD
Right Ascension 259.443 deg
Declination -8.26287 deg
V Magnitude 21.4 mag
Solar Elongation 129.26 deg
Galactic Latitude 16.53 deg
Rate 0.061 deg/day
Direction -82.42 deg

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