Time calculator

Online converter of time units

Convert from one to other units of time

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Time is one of the seven basic physical quantities in the International System of Units. This is a measure, which you can use to arrange past, present and future, and to determine the duration of events and intervals between them. The SI unit of time is the second (denoted as «S»); the units of day, hour, minute are equal to many seconds. Usually there are 365.25 days in a year. All of the important units of time are interrelated.



Calculator of time units

To convert from
To convert to
h
=
min
The basic units of time
Day
Hourh
Microsecond
Millisecond
Minutemin
Month
Seconds
Week
Year
Other measures
Attosecondas
Century
Decade
Femtosecondfs
Fortnight
Leap Year
Mean year
Millennium
Nanosecond
Novennial
Octennial
Picosecondps
Quindecennial
Quinquennial
Septennial
Shake
Sidereal day
Sidereal hour
Sidereal year
Synodic month
Tropical year
The basic units of time
Day
Hourh
Microsecond
Millisecond
Minutemin
Month
Seconds
Week
Year
Other measures
Attosecondas
Century
Decade
Femtosecondfs
Fortnight
Leap Year
Mean year
Millennium
Nanosecond
Novennial
Octennial
Picosecondps
Quindecennial
Quinquennial
Septennial
Shake
Sidereal day
Sidereal hour
Sidereal year
Synodic month
Tropical year
The conversion result: