neutralSYS.SOURCE: IERS• 2026-07-09T14:16:34Z

IERS Announces No Leap Second Addition to UTC in December 2026

#leap seconds #utc #tai #iers

The IERS has announced no leap second will be added to UTC in December 2026, maintaining the UTC-TAI difference at -37 seconds. Leap seconds are determined by the UT1-TAI offset and can occur at the end of June or December.

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