AstDyS-2

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AstDyS ∴ Objects ∴ 1991AD ∴ Summary
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(7765) 1991AD  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69966 8.974e-09 au
e 0.172489 2.122e-08
i 7.674 2.918e-06 deg
Ω 261.536 1.742e-05 deg
ω 126.691 1.989e-05 deg
M 245.457 9.48e-06 deg

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Other useful info
Absolute Magnitude (H)    13.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.234 au
Aphelion 3.1653 au
Asc. node-Earth separation 1.90447 au
Desc. node-Earth separation 1.39109 au
Earth MOID 1.24965 au
Orbital period 1620.17 days
Date of orbit computation  apr 23 19:47
Observational summary
Optical observations (Discarded) 6388 (911)
Radar observations (Discarded) 0 (0)
Arc length 25314.5 days
Unobserved 45 days

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Ephemeris at epoch 60426 MJD
Right Ascension 281.258 deg
Declination -22.9222 deg
V Magnitude 18.19 mag
Solar Elongation 115.56 deg
Galactic Latitude -8.9 deg
Rate 0.065 deg/day
Direction 56.354 deg

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