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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.| 8868159498 Sidereal Years | to common time units |
|---|---|
| 8868159498 Sy | = 2.798627032632E+17 seconds (s) |
| 8868159498 Sy | = 4.66437838772E+15 minutes (min) |
| 8868159498 Sy | = 77739639795334 hours (hr) |
| 8868159498 Sy | = 3239151658138.9 days (day) |
| 8868159498 Sy | = 462735951162.7 weeks (wk) |
| 8868159498 Sy | = 8874388104.4902 years (yr) |
| 8868159498 Sy | = 106492657253.88 months (mo) |
| 8868159498 Sy | = 887326262.72416 decades (dec) |
| 8868159498 Sy | = 88732626.272416 centuries (cent) |
| 8868159498 Sy | = 8873262.6272416 millenniums (mill) |