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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.| 5257467311 Sidereal Years | to common time units |
|---|---|
| 5257467311 Sy | = 1.6591593941293E+17 seconds (s) |
| 5257467311 Sy | = 2.7652656568822E+15 minutes (min) |
| 5257467311 Sy | = 46087760948036 hours (hr) |
| 5257467311 Sy | = 1920323372834.8 days (day) |
| 5257467311 Sy | = 274331910404.98 weeks (wk) |
| 5257467311 Sy | = 5261159925.5749 years (yr) |
| 5257467311 Sy | = 63133919106.899 months (mo) |
| 5257467311 Sy | = 526049268.90593 decades (dec) |
| 5257467311 Sy | = 52604926.890593 centuries (cent) |
| 5257467311 Sy | = 5260492.6890593 millenniums (mill) |