AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008AL91 ∴ Summary
Contact »
(438631) 2008AL91  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.08136 4.712e-08 au
e 0.041654 6.698e-08
i 16.366 7.513e-06 deg
Ω 108.148 2.431e-05 deg
ω 355.743 0.0001055 deg
M 12.428 0.0001081 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.953 au
Aphelion 3.2097 au
Asc. node-Earth separation 1.97058 au
Desc. node-Earth separation 2.19276 au
Earth MOID 1.97046 au
Orbital period 1975.66 days
Date of orbit computation  apr 23 21:23
Observational summary
Optical observations (Discarded) 178 (0)
Radar observations (Discarded) 0 (0)
Arc length 5896.75 days
Unobserved 78 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 104.875 deg
Declination 26.4415 deg
V Magnitude 22.45 mag
Solar Elongation -68.42 deg
Galactic Latitude 13.36 deg
Rate 0.279 deg/day
Direction 88.578 deg

More info »