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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.| 80 Sidereal Years | to common time units |
|---|---|
| 80 Sy | = 2524651960.32 seconds (s) |
| 80 Sy | = 42077532.672 minutes (min) |
| 80 Sy | = 701292.2112 hours (hr) |
| 80 Sy | = 29220.5088 days (day) |
| 80 Sy | = 4174.3584 weeks (wk) |
| 80 Sy | = 80.056188493151 years (yr) |
| 80 Sy | = 960.67426191781 months (mo) |
| 80 Sy | = 8.0046035520609 decades (dec) |
| 80 Sy | = 0.80046035520609 centuries (cent) |
| 80 Sy | = 0.080046035520609 millenniums (mill) |