Abu Mahmud Hamid ibn Khidr al-Khujandi is a brilliant astronomer who built a giant sextant with the purpose of calculating the earth’s axis.
Abu Mahmud Hamid ibn Khidr al-Khujandi is a brilliant astronomer who built a giant sextant with the purpose of calculating the earth’s axis. It was his own invention and its massive size made it possible to come up with a lot more accurate calculation. His measurement was just off by two minutes; a level of accuracy that has never been attained.