AstDyS-2

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AstDyS ∴ Objects ∴ 1991AB2 ∴ Summary
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(11512) 1991AB2  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.26726 9.193e-09 au
e 0.123654 3.841e-08
i 4.034 4.186e-06 deg
Ω 175.534 5.677e-05 deg
ω 333.078 5.965e-05 deg
M 15.913 1.773e-05 deg

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Other useful info
Absolute Magnitude (H)    13.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9869 au
Aphelion 2.5476 au
Asc. node-Earth separation 1.0144 au
Desc. node-Earth separation 1.50442 au
Earth MOID 0.99754 au
Orbital period 1246.96 days
Date of orbit computation  Oct 31 05:03
Observational summary
Optical observations (Discarded) 1852 (11)
Radar observations (Discarded) 0 (0)
Arc length 17694.2 days
Unobserved 298 days

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Ephemeris at epoch 58504 MJD
Right Ascension 229.885 deg
Declination -16.3749 deg
V Magnitude 18.27 mag
Solar Elongation 68.6 deg
Galactic Latitude 33.58 deg
Rate 0.435 deg/day
Direction 101.103 deg

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