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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 Years (Sy) is equal to 31558149.504 seconds, while 1 Hours (hr) = 3600 seconds.| 4719616957 Sidereal Years | to common time units |
|---|---|
| 4719616957 Sy | = 1.4894237753062E+17 seconds (s) |
| 4719616957 Sy | = 2.4823729588437E+15 minutes (min) |
| 4719616957 Sy | = 41372882647394 hours (hr) |
| 4719616957 Sy | = 1723870110308.1 days (day) |
| 4719616957 Sy | = 246267158615.44 weeks (wk) |
| 4719616957 Sy | = 4722931809.0633 years (yr) |
| 4719616957 Sy | = 56675181708.759 months (mo) |
| 4719616957 Sy | = 472233283.22961 decades (dec) |
| 4719616957 Sy | = 47223328.322961 centuries (cent) |
| 4719616957 Sy | = 4722332.8322961 millenniums (mill) |