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AstDyS ∴ Objects ∴ 1997AY21 ∴ Summary
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(205006) 1997AY21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.56229 1.246e-08 au
e 0.227663 5.811e-08
i 5.258 4.271e-06 deg
Ω 121.97 6.323e-05 deg
ω 286.078 6.488e-05 deg
M 272.986 1.612e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.979 au
Aphelion 3.1456 au
Asc. node-Earth separation 1.30144 au
Desc. node-Earth separation 1.57776 au
Earth MOID 0.99702 au
Orbital period 1498.1 days
Date of orbit computation  feb 22 02:34
Observational summary
Optical observations (Discarded) 750 (1)
Radar observations (Discarded) 0 (0)
Arc length 9651.97 days
Unobserved 307 days

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Ephemeris at epoch 60423 MJD
Right Ascension 324.269 deg
Declination -14.0786 deg
V Magnitude 21.71 mag
Solar Elongation 71.06 deg
Galactic Latitude -42.99 deg
Rate 0.338 deg/day
Direction 74.401 deg

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