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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.| 9503439210 Sidereal Years | to common time units |
|---|---|
| 9503439210 Sy | = 2.9991095539136E+17 seconds (s) |
| 9503439210 Sy | = 4.9985159231893E+15 minutes (min) |
| 9503439210 Sy | = 83308598719821 hours (hr) |
| 9503439210 Sy | = 3471191613325.9 days (day) |
| 9503439210 Sy | = 495884516189.41 weeks (wk) |
| 9503439210 Sy | = 9510114009.112 years (yr) |
| 9503439210 Sy | = 114121368109.34 months (mo) |
| 9503439210 Sy | = 950890790.71451 decades (dec) |
| 9503439210 Sy | = 95089079.071451 centuries (cent) |
| 9503439210 Sy | = 9508907.9071451 millenniums (mill) |