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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.| 492100 Sidereal Years | to common time units |
|---|---|
| 492100 Sy | = 15529765370918 seconds (s) |
| 492100 Sy | = 258829422848.64 minutes (min) |
| 492100 Sy | = 4313823714.144 hours (hr) |
| 492100 Sy | = 179742654.756 days (day) |
| 492100 Sy | = 25677522.108 weeks (wk) |
| 492100 Sy | = 492445.62946849 years (yr) |
| 492100 Sy | = 5909347.5536219 months (mo) |
| 492100 Sy | = 49238.317599614 decades (dec) |
| 492100 Sy | = 4923.8317599614 centuries (cent) |
| 492100 Sy | = 492.38317599614 millenniums (mill) |