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AstDyS ∴ Objects ∴ 2001AY9 ∴ Summary
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(72221) 2001AY9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.20003 5.53e-09 au
e 0.163428 3.825e-08
i 2.711 4.059e-06 deg
Ω 198.179 6.602e-05 deg
ω 151.457 6.693e-05 deg
M 149.367 1.002e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8405 au
Aphelion 2.5596 au
Asc. node-Earth separation 1.49882 au
Desc. node-Earth separation 0.87504 au
Earth MOID 0.83479 au
Orbital period 1191.91 days
Date of orbit computation  apr 23 20:01
Observational summary
Optical observations (Discarded) 1474 (9)
Radar observations (Discarded) 0 (0)
Arc length 9029.83 days
Unobserved 64 days

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Ephemeris at epoch 60440 MJD
Right Ascension 134.792 deg
Declination 15.1382 deg
V Magnitude 20.99 mag
Solar Elongation -83.38 deg
Galactic Latitude 34.99 deg
Rate 0.257 deg/day
Direction 102.25 deg

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