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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.| 100000000000 Sidereal Days | to common time units |
|---|---|
| 100000000000 Sd | = 8.61641E+15 seconds (s) |
| 100000000000 Sd | = 1.4360683333333E+14 minutes (min) |
| 100000000000 Sd | = 2393447222222.2 hours (hr) |
| 100000000000 Sd | = 99726967592.593 days (day) |
| 100000000000 Sd | = 14246709656.085 weeks (wk) |
| 100000000000 Sd | = 273224568.74683 years (yr) |
| 100000000000 Sd | = 3278694824.9619 months (mo) |
| 100000000000 Sd | = 27318991.7565 decades (dec) |
| 100000000000 Sd | = 2731899.17565 centuries (cent) |
| 100000000000 Sd | = 273189.917565 millenniums (mill) |