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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.| 42500 Sidereal Years | to common time units |
|---|---|
| 42500 Sy | = 1341221353920 seconds (s) |
| 42500 Sy | = 22353689232 minutes (min) |
| 42500 Sy | = 372561487.2 hours (hr) |
| 42500 Sy | = 15523395.3 days (day) |
| 42500 Sy | = 2217627.9 weeks (wk) |
| 42500 Sy | = 42529.850136986 years (yr) |
| 42500 Sy | = 510358.20164384 months (mo) |
| 42500 Sy | = 4252.4456370323 decades (dec) |
| 42500 Sy | = 425.24456370323 centuries (cent) |
| 42500 Sy | = 42.524456370323 millenniums (mill) |