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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.| 273000 Sidereal Years | to common time units |
|---|---|
| 273000 Sy | = 8615374814592 seconds (s) |
| 273000 Sy | = 143589580243.2 minutes (min) |
| 273000 Sy | = 2393159670.72 hours (hr) |
| 273000 Sy | = 99714986.28 days (day) |
| 273000 Sy | = 14244998.04 weeks (wk) |
| 273000 Sy | = 273191.74323288 years (yr) |
| 273000 Sy | = 3278300.9187945 months (mo) |
| 273000 Sy | = 27315.709621408 decades (dec) |
| 273000 Sy | = 2731.5709621408 centuries (cent) |
| 273000 Sy | = 273.15709621408 millenniums (mill) |