Record No.
MRB-2026-007124
Ulugh Beg's Giant Astronomical Sextant
Science & Technology
No Photo
Record Holder
Ulugh Beg Observatory
Uzbekistan
Category
Science & Technology
Country
Uzbekistan
(
UZ )
Achievement Date
—
Verification Status
Reference
Record Description
Built in Samarkand by astronomer-ruler Ulugh Beg, the observatory housed a giant trench sextant roughly 40 meters in radius, one of the largest and most precise astronomical instruments of the pre-telescope era.
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