ATOMIC CLOCKS
leap second added (1987): g88 5/22 29
leap second added (1995): g96 6/22 28
mercury-ion: g02 4/22 28
number contributing to world time standard: g86 3/22 29
precision: w12 5/15 17
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ATOMIC CLOCKS
leap second added (1987): g88 5/22 29
leap second added (1995): g96 6/22 28
mercury-ion: g02 4/22 28
number contributing to world time standard: g86 3/22 29
precision: w12 5/15 17