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Hours to Sidereal Days

Convert measurements between Hours and Sidereal Days.

Common conversions

1h = 0.0418 d (sid)
5h = 0.2089 d (sid)
10h = 0.4178 d (sid)
24h = 1.0027 d (sid)
32h = 1.337 d (sid)
55h = 2.2979 d (sid)

Conversion information

1 Hours = 0.0417807 Sidereal Days

The hour is a unit of time equal to 60 minutes
The sidereal day is the time it takes Earth to rotate 360° relative to the stars

Frequently Asked Questions

How many minutes are in an hour?
An hour has 60 minutes.
Where is the hour used?
In clocks, planning, and daily activities.
What is a sidereal day?
It is the time Earth takes to rotate 360° relative to the stars, about 23h 56m.
Where is the sidereal day used?
In astronomy and studies of Earth's rotation.

Other time conversions

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