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AstDyS ∴ Objects ∴ 1997AO4 ∴ Summary
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(11639) 1997AO4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.74329 1.582e-08 au
e 0.104461 4.54e-08
i 5.899 4.773e-06 deg
Ω 124.863 4.373e-05 deg
ω 187.669 4.959e-05 deg
M 98.985 2.216e-05 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4567 au
Aphelion 3.0299 au
Asc. node-Earth separation 2.04101 au
Desc. node-Earth separation 1.44274 au
Earth MOID 1.44163 au
Orbital period 1659.61 days
Date of orbit computation  Oct 31 05:03
Observational summary
Optical observations (Discarded) 1674 (13)
Radar observations (Discarded) 0 (0)
Arc length 9788.68 days
Unobserved 152 days

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Ephemeris at epoch 58562 MJD
Right Ascension 74.5755 deg
Declination 19.7533 deg
V Magnitude 19.17 mag
Solar Elongation -76.67 deg
Galactic Latitude -14.05 deg
Rate 0.248 deg/day
Direction 77.122 deg

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