leap second Comparison Table

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leap second comparison table

Subject is an instance of is a kind of has definition

second unit time unit

leap second second unit A second (see second, Système International) added between 60^s and 0^s at announced times to keep UTC within 0^s.90 of UT1. Generally, leap seconds are added at the end of June or December.

Subject	is an instance of	is a kind of	has definition
second unit		time unit
leap second	second unit		A second (see second, Système International) added between 60^s and 0^s at announced times to keep UTC within 0^s.90 of UT1. Generally, leap seconds are added at the end of June or December.

Next second unit: mean solar second Up: second unit Previous second unit: ephemeris second