Everyday measurements
Time & duration
Seconds to millennia, plus sidereal and astronomical durations.
- Indexed units
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- Everyday measurements
Available units
Units in this category
secondsisminutesi acceptedminhoursi acceptedhdaysi accepteddyear (Julian)astronomicalyrweeksi acceptedwkquettasecondsiQsronnasecondsiRsyottasecondsiYszettasecondsiZsexasecondsiEspetasecondsiPsterasecondsiTsgigasecondsiGsmegasecondsiMskilosecondsikshectosecondsihsdecasecondsidasdecisecondsidscentisecondsicsmillisecondsimsmicrosecondsiµsnanosecondsinspicosecondsipsfemtosecondsifsattosecondsiaszeptosecondsizsyoctosecondsiysrontosecondsirsquectosecondsiqsyear (Gregorian)si acceptedamonth (Julian)astronomicalmoyear (tropical)astronomicala tropfortnightimperialfortnightsidereal dayastronomicalsidereal daysidereal yearastronomicalsidereal yearshakecommonshake