|Did you mean to convert||calorie [15 °C]
How many calorie in 1 watthour?
The answer is 860.05064742702.
We assume you are converting between calorie [15 °C] and watthour.
You can view more details on each measurement unit:
calorie or watthour
The SI derived unit for energy is the joule.
1 joule is equal to 0.23890295761862 calorie, or 0.00027777777777778 watthour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between calories and watthour.
Type in your own numbers in the form to convert the units!
1 calorie to watthour = 0.00116 watthour
10 calorie to watthour = 0.01163 watthour
50 calorie to watthour = 0.05814 watthour
100 calorie to watthour = 0.11627 watthour
200 calorie to watthour = 0.23254 watthour
500 calorie to watthour = 0.58136 watthour
1000 calorie to watthour = 1.16272 watthour
You can do the reverse unit conversion from watthour to calorie, or enter any two units below:
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15 °C calorie: the amount of energy required to warm 1 g of air-free water from 14.5 °C to 15.5 °C at a constant pressure of 101.325 kPa (1 atm). Experimental values of this calorie ranged from 4.1852 J to 4.1858 J. The CIPM in 1950 published a mean experimental value of 4.1855 J, noting an uncertainty of 0.0005 J.
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