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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.| 1677016477 Sidereal Years | to common time units |
|---|---|
| 1677016477 Sy | = 5.2923536701837E+16 seconds (s) |
| 1677016477 Sy | = 8.8205894503062E+14 minutes (min) |
| 1677016477 Sy | = 14700982417177 hours (hr) |
| 1677016477 Sy | = 612540934049.04 days (day) |
| 1677016477 Sy | = 87505847721.292 weeks (wk) |
| 1677016477 Sy | = 1678194339.8604 years (yr) |
| 1677016477 Sy | = 20138332078.325 months (mo) |
| 1677016477 Sy | = 167798150.60824 decades (dec) |
| 1677016477 Sy | = 16779815.060824 centuries (cent) |
| 1677016477 Sy | = 1677981.5060824 millenniums (mill) |