Easy Unit Conversion

Sidereal day, Time

A mean sidereal day is about 23 hours 56 minutes 4.091 seconds (23.93447 hours or 0.99726957 mean solar days), the time it takes the Earth to make one rotation relative to the vernal equinox.

List of all Sidereal day to other time units individual converters.
Convert  Sidereal day

Metric, SI

Yoctosecond ys 8616409000×1019
Zeptosecond zs 8616409000×1016
Attosecond as 8616409000×1013
Femtosecond fs 8616409000×1010
Picosecond ps 8616409000×107
Nanosecond ns 8616409000×104
Microsecond µs 8616409000×101
Millisecond ms 86164090
Centisecond cs 8616409
Decisecond ds 861640.9
Second s 86164.09
Decasecond das 8616.409
Hectosecond hs 861.6409
Kilosecond ks 86.1641
Megasecond Ms 0.0862
Gigasecond Gs 0.0001
Terasecond Ts 8.6164×10-8
Petasecond Ps 8.6164×10-11
Exasecond Es 8.6164×10-14
Zettasecond Zs 8.6164×10-17
Yottasecond Ys 8.6164×10-20

Common units

Minute min 1436.0682
Hour h 23.9345
Day d 0.9973
Week 0.1425
Fortnight 0.0712
Month 0.0328
Year y 0.0027
Decade 0.0003
Century 2.7322×10-5
Millennium 2.7322×10-6

Sidereal time

Other

Shake 8616409000×103
Synodic month 0.0338
Leap year 0.0027
Julian year 0.0027
Tropical year 0.0027
Septennial 0.0004
Octennial 0.0003
Novennial 0.0003
Quindecennial 0.0002
Quinquennial 0.0005

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