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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 Hours (hr) is equal to 3600 seconds, while 1 Sidereal Years (Sy) = 31558149.504 seconds.| 42 Hours | to common time units |
|---|---|
| 42 hr | = 151200 seconds (s) |
| 42 hr | = 2520 minutes (min) |
| 42 hr | = 42 hours (hr) |
| 42 hr | = 1.75 days (day) |
| 42 hr | = 0.25 weeks (wk) |
| 42 hr | = 0.0047945205479452 years (yr) |
| 42 hr | = 0.057534246575342 months (mo) |
| 42 hr | = 0.00047939124920736 decades (dec) |
| 42 hr | = 4.7939124920736E-5 centuries (cent) |
| 42 hr | = 4.7939124920736E-6 millenniums (mill) |