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AstDyS ∴ Objects ∴ 1999AB ∴ Summary
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(70021) 1999AB  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.18905 2.004e-08 au
e 0.063553 4.011e-08
i 21.302 4.04e-06 deg
Ω 292.123 1.356e-05 deg
ω 154.912 5.078e-05 deg
M 147.247 4.685e-05 deg

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Other useful info
Absolute Magnitude (H)    13.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9864 au
Aphelion 3.3917 au
Asc. node-Earth separation 2.35374 au
Desc. node-Earth separation 2.0204 au
Earth MOID 2.01254 au
Orbital period 2080.13 days
Date of orbit computation  apr 23 20:01
Observational summary
Optical observations (Discarded) 1720 (7)
Radar observations (Discarded) 0 (0)
Arc length 25781.9 days
Unobserved 335 days

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Ephemeris at epoch 60426 MJD
Right Ascension 251.006 deg
Declination -43.8939 deg
V Magnitude 19.29 mag
Solar Elongation 135.93 deg
Galactic Latitude 1.28 deg
Rate 0.104 deg/day
Direction -96.722 deg

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