No leap second will be introduced at the end of June 2026
8 hours ago
- #UTC
- #leap second
- #timekeeping
- No leap second will be introduced at the end of June 2026.
- The difference between UTC and TAI remains at -37 seconds since January 1, 2017.
- Bulletin C is issued semi-annually to announce or confirm leap second adjustments.
- The leap-seconds file was last updated on January 6, 2026, and expires on December 28, 2026.