Unix time

<p>Unix time is a date and time representation widely used in <a href="/facts/Computing/Kghtm9fX">computing</a>. It measures time by the number of non-<a href="/facts/Leap_second/HQQ0X0hn">leap seconds</a> that have elapsed since 00:00:00 <a href="/facts/Coordinated_Universal_Time/2EnjfSyu">UTC</a> on 1 January 1970, the Unix <a href="/facts/Epoch_(computing)/dA2Gyueu">epoch</a>. For example, at midnight on 1 January 2010, Unix time was 1262304000.
</p><p>Unix time originated as the <a href="/facts/System_time/LtoSMX4v">system time</a> of <a href="/facts/Unix/0pNL2seI">Unix</a> operating systems. It has come to be widely used in other computer <a href="/facts/Operating_systems/8XTuvMh2">operating systems</a>, <a href="/facts/File_systems/FdPm90uc">file systems</a>, <a href="/facts/Programming_languages/cWTYbgWa">programming languages</a>, and <a href="/facts/Databases/VYcpkevb">databases</a>. In modern computing, values are sometimes stored with higher <a href="/facts/Data_granularity/kBqMRzaj">granularity</a>, such as <a href="/facts/Microseconds/zdW1DEb2">microseconds</a> or <a href="/facts/Nanoseconds/gARLTp4c">nanoseconds</a>.
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Unix time open-in-new

Unix time