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AstDyS ∴ Objects ∴ 1999AA8 ∴ Summary
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(91220) 1999AA8  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.33533 6.572e-09 au
e 0.198976 4.25e-08
i 6.733 3.975e-06 deg
Ω 51.8 3.204e-05 deg
ω 111.1 3.353e-05 deg
M 357.415 9.13e-06 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8707 au
Aphelion 2.8 au
Asc. node-Earth separation 1.4276 au
Desc. node-Earth separation 1.08236 au
Earth MOID 0.89089 au
Orbital period 1303.53 days
Date of orbit computation  apr 23 20:06
Observational summary
Optical observations (Discarded) 1986 (4)
Radar observations (Discarded) 0 (0)
Arc length 9195.67 days
Unobserved 36 days

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Ephemeris at epoch 60425 MJD
Right Ascension 143.039 deg
Declination 23.2027 deg
V Magnitude 18.4 mag
Solar Elongation -102.81 deg
Galactic Latitude 45.02 deg
Rate 0.336 deg/day
Direction 123.744 deg

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