AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991JF ∴ Summary
Contact »
(11522) 1991JF  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.37717 1.086e-08 au
e 0.103696 4.232e-08
i 6.229 4.716e-06 deg
Ω 239.136 4.371e-05 deg
ω 24.077 5.019e-05 deg
M 142.405 2.606e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1307 au
Aphelion 2.6237 au
Asc. node-Earth separation 1.13469 au
Desc. node-Earth separation 1.60947 au
Earth MOID 1.11558 au
Orbital period 1338.71 days
Date of orbit computation  Oct 31 05:03
Observational summary
Optical observations (Discarded) 1564 (13)
Radar observations (Discarded) 0 (0)
Arc length 10034 days
Unobserved 89 days

More info »
Ephemeris at epoch 58503 MJD
Right Ascension 53.5019 deg
Declination 16.9475 deg
V Magnitude 18.55 mag
Solar Elongation -115.91 deg
Galactic Latitude -30.87 deg
Rate 0.052 deg/day
Direction 94.483 deg

More info »





This Web Site has been visited 142851 times since

and this Page has been visited 147 times since 2011/12/13