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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.| 164000 Sidereal Years | to common time units |
|---|---|
| 164000 Sy | = 5175536518656 seconds (s) |
| 164000 Sy | = 86258941977.6 minutes (min) |
| 164000 Sy | = 1437649032.96 hours (hr) |
| 164000 Sy | = 59902043.04 days (day) |
| 164000 Sy | = 8557434.72 weeks (wk) |
| 164000 Sy | = 164115.18641096 years (yr) |
| 164000 Sy | = 1969382.2369315 months (mo) |
| 164000 Sy | = 16409.437281725 decades (dec) |
| 164000 Sy | = 1640.9437281725 centuries (cent) |
| 164000 Sy | = 164.09437281725 millenniums (mill) |