AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991FF ∴ Summary
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(11890) 1991FF  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.23358 2.86e-08 au
e 0.047666 6.019e-08
i 17.809 6.751e-06 deg
Ω 337.591 1.519e-05 deg
ω 208.953 6.209e-05 deg
M 268.24 6.332e-05 deg

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Other useful info
Absolute Magnitude (H)    13.0 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0794 au
Aphelion 3.3877 au
Asc. node-Earth separation 2.35696 au
Desc. node-Earth separation 2.1053 au
Earth MOID 2.0922 au
Orbital period 2123.85 days
Date of orbit computation  Oct 31 05:03
Observational summary
Optical observations (Discarded) 1165 (9)
Radar observations (Discarded) 0 (0)
Arc length 11304.1 days
Unobserved 110 days

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Ephemeris at epoch 58501 MJD
Right Ascension 107.456 deg
Declination 42.1614 deg
V Magnitude 17.8 mag
Solar Elongation -156.3 deg
Galactic Latitude 21.03 deg
Rate 0.205 deg/day
Direction -104.251 deg

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