Time Converter

A trillionth of a second.

Also written as picoseconds.

A billionth of a second.

Also written as nanoseconds.

A millionth of a second.

Also written as microseconds.

A thousandth of a second.

Also written as milliseconds, msec, msecs.

The SI base unit for time.

Also written as sec, secs, seconds.

A common unit for short durations.

Also written as mins, minutes.

A standard unit for daily scheduling.

Also written as hr, hrs, hours.

A unit representing one full day-night cycle.

Also written as days.

A commonly used planning unit.

Also written as weeks.

An average calendar month used for approximate duration conversion.

Also written as month, months.

A long-duration unit used in planning and age calculations.

Also written as year, years, yrs.

Decade is a long-duration calendar unit.

Century is a long-duration calendar unit.

Millennium is a long-duration calendar unit.

Femtosecond is a very small or specialist time unit.

Attosecond is a very small or specialist time unit.

Shake is a very small or specialist time unit.

Month (Gregorian average) is an astronomical or calendar-based time unit.

Month (synodic) is an astronomical or calendar-based time unit.

Year (Gregorian average) is an astronomical or calendar-based time unit.

Year (Julian) is an astronomical or calendar-based time unit.

Year (leap) is a long-duration calendar unit.

Year (tropical) is an astronomical or calendar-based time unit.

Year (sidereal) is an astronomical or calendar-based time unit.

Day (sidereal) is an astronomical or calendar-based time unit.

Hour (sidereal) is an astronomical or calendar-based time unit.

Minute (sidereal) is an astronomical or calendar-based time unit.

Second (sidereal) is a very small or specialist time unit.

Fortnight is a long-duration calendar unit.

Septennial is a long-duration calendar unit.

Octennial is a long-duration calendar unit.

Novennial is a long-duration calendar unit.

Quindecennial is a long-duration calendar unit.

Quinquennial is a long-duration calendar unit.

Planck time is a very small or specialist time unit.