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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.| 551600 Sidereal Days | to common time units |
|---|---|
| 551600 Sd | = 47528117560 seconds (s) |
| 551600 Sd | = 792135292.66667 minutes (min) |
| 551600 Sd | = 13202254.877778 hours (hr) |
| 551600 Sd | = 550093.95324074 days (day) |
| 551600 Sd | = 78584.850462963 weeks (wk) |
| 551600 Sd | = 1507.1067212075 years (yr) |
| 551600 Sd | = 18085.28065449 months (mo) |
| 551600 Sd | = 150.69155852885 decades (dec) |
| 551600 Sd | = 15.069155852885 centuries (cent) |
| 551600 Sd | = 1.5069155852885 millenniums (mill) |