Al- Battani Iranian Muslim Philosopher 868-929
Contribution • Astronomy: • Sun’s relationship to earth. • Inclination of the ecliptic: Al- Battani by numbers: 23 degrees, 35 minutes. • Actual: 23 degrees, 27 minutes and 8.26 seconds • Precession of the equinoxes.: It was the foundations for understanding of the physical world.
Important Discoveries by Al-Battani • Astronomy: Sun’s relationship to earth.
The Sun â€˜s greatest distance from earth.
Albategnius: Is a plain crater on the Moon. Can be observed in the first quarter. Is named after The astronomer AlBattani.
USS Al-Battani-Class Excelsior.