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The hour (common symbol: h or hr, h being the international form of the symbol) is a unit of measurement of time. In modern usage, an hour comprises 60 minutes, or 3,600 second ..more definition+
In relation to the base unit of [time] => (seconds), 1 Sidereal Days (Sd) is equal to 86164.1 seconds, while 1 Hours (hr) = 3600 seconds.| 7640014561 Sidereal Days | to common time units |
|---|---|
| 7640014561 Sd | = 6.5829497863546E+14 seconds (s) |
| 7640014561 Sd | = 10971582977258 minutes (min) |
| 7640014561 Sd | = 182859716287.63 hours (hr) |
| 7640014561 Sd | = 7619154845.3178 days (day) |
| 7640014561 Sd | = 1088450692.1883 weeks (wk) |
| 7640014561 Sd | = 20874396.836487 years (yr) |
| 7640014561 Sd | = 250492762.03785 months (mo) |
| 7640014561 Sd | = 2087174.948115 decades (dec) |
| 7640014561 Sd | = 208717.4948115 centuries (cent) |
| 7640014561 Sd | = 20871.74948115 millenniums (mill) |