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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.| 3948808782 Sidereal Years | to common time units |
|---|---|
| 3948808782 Sy | = 1.2461709790506E+17 seconds (s) |
| 3948808782 Sy | = 2.0769516317511E+15 minutes (min) |
| 3948808782 Sy | = 34615860529184 hours (hr) |
| 3948808782 Sy | = 1442327522049.4 days (day) |
| 3948808782 Sy | = 206046788864.19 weeks (wk) |
| 3948808782 Sy | = 3951582252.19 years (yr) |
| 3948808782 Sy | = 47418987026.28 months (mo) |
| 3948808782 Sy | = 395108110.03508 decades (dec) |
| 3948808782 Sy | = 39510811.003508 centuries (cent) |
| 3948808782 Sy | = 3951081.1003508 millenniums (mill) |