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AstDyS ∴ Objects ∴ 1997AT4 ∴ Summary
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(11640) 1997AT4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.38977 1.111e-08 au
e 0.122676 4.295e-08
i 5.142 5.181e-06 deg
Ω 299.45 5.08e-05 deg
ω 88.429 5.509e-05 deg
M 40.237 2.181e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0966 au
Aphelion 2.6829 au
Asc. node-Earth separation 1.32907 au
Desc. node-Earth separation 1.37682 au
Earth MOID 1.10801 au
Orbital period 1349.38 days
Date of orbit computation  Oct 31 05:03
Observational summary
Optical observations (Discarded) 1189 (5)
Radar observations (Discarded) 0 (0)
Arc length 10457.8 days
Unobserved 183 days

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Ephemeris at epoch 58593 MJD
Right Ascension 110.818 deg
Declination 20.7852 deg
V Magnitude 19.48 mag
Solar Elongation -80.04 deg
Galactic Latitude 16.08 deg
Rate 0.313 deg/day
Direction 101.061 deg

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