Baily's beadsBai·ly's beads
bright spots visible along the rim of the moon during a total eclipse of the sun, just before or after totality, caused by sunlight passing through the moon's valleys and clefts
Origin of Baily's beadsafter F. Baily (1774-1844), Eng astronomer
Dots or patches of sunlight visible along the edge of the darkened moon's disk in the seconds before and after totality during a full solar eclipse, caused by sunlight passing through valleys in the moon's uneven topography.
Origin of Baily's beadsAfter Francis Baily (1774-1844), British astronomer who first observed them in 1836
total solar eclipse
August 11, 1999