AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Butler ∴ Summary
Contact »
(13543) Butler  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43704 7.305e-09 au
e 0.144958 3.416e-08
i 8.566 3.348e-06 deg
Ω 118.02 2.345e-05 deg
ω 71.471 2.583e-05 deg
M 107.328 1.137e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0838 au
Aphelion 2.7903 au
Asc. node-Earth separation 1.29759 au
Desc. node-Earth separation 1.48491 au
Earth MOID 1.1041 au
Orbital period 1389.61 days
Date of orbit computation  feb 22 01:52
Observational summary
Optical observations (Discarded) 3331 (10)
Radar observations (Discarded) 0 (0)
Arc length 11547.7 days
Unobserved 246 days

More info »
Ephemeris at epoch 60418 MJD
Right Ascension 336.523 deg
Declination -12.1783 deg
V Magnitude 19.39 mag
Solar Elongation 54.35 deg
Galactic Latitude -52.84 deg
Rate 0.364 deg/day
Direction 74.086 deg

More info »