Btu (15°C) to Calories (15 °C, NBS 1939)

Btu (15°C) to Calories (15 °C, NBS 1939) conversion calculator

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1Btu (15.0 °C) = 251.99595cal(NBS)

Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.

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Btu (15°C) to Calories (15 °C, NBS 1939) conversion formula

Calories (15 °C, NBS 1939) = Btu (15°C) * 251.99595377

Btu (15°C) to Calories (15 °C, NBS 1939) calculation

Calories (15 °C, NBS 1939) = Btu (15°C) * 251.99595377

Calories (15 °C, NBS 1939) = 1 * 251.99595377003

Calories (15 °C, NBS 1939) = 251.99595

Btu (15°C)

The Btu (15°C) is a specific variant of Btu to reflect the energy needed to raise the temperature of water at 15 degrees Celsius by one degree.

Calories (15 °C, NBS 1939)

The 15 °C NBS 1939 calorie is the amount of energy required to raise the temperature of one gram of water by one degree Celsius, from 14.5 °C to 15.5 °C, at standard atmospheric pressure. This specific definition was established by the National Bureau of Standards (NBS) in 1939.

 

 

Btu (15°C) to Calories (15 °C, NBS 1939) table

Starting value
Increment
Accuracy
Btu (15°C)
Calories (15 °C, NBS 1939)
0Btu (15.0 °C)
0.00000cal(NBS)
1Btu (15.0 °C)
251.99595cal(NBS)
2Btu (15.0 °C)
503.99191cal(NBS)
3Btu (15.0 °C)
755.98786cal(NBS)
4Btu (15.0 °C)
1,007.98382cal(NBS)
5Btu (15.0 °C)
1,259.97977cal(NBS)
6Btu (15.0 °C)
1,511.97572cal(NBS)
7Btu (15.0 °C)
1,763.97168cal(NBS)
8Btu (15.0 °C)
2,015.96763cal(NBS)
9Btu (15.0 °C)
2,267.96358cal(NBS)
10Btu (15.0 °C)
2,519.95954cal(NBS)
11Btu (15.0 °C)
2,771.95549cal(NBS)
12Btu (15.0 °C)
3,023.95145cal(NBS)
13Btu (15.0 °C)
3,275.94740cal(NBS)
14Btu (15.0 °C)
3,527.94335cal(NBS)
15Btu (15.0 °C)
3,779.93931cal(NBS)
16Btu (15.0 °C)
4,031.93526cal(NBS)
17Btu (15.0 °C)
4,283.93121cal(NBS)
18Btu (15.0 °C)
4,535.92717cal(NBS)
19Btu (15.0 °C)
4,787.92312cal(NBS)
Btu (15°C)
Calories (15 °C, NBS 1939)
20Btu (15.0 °C)
5,039.91908cal(NBS)
21Btu (15.0 °C)
5,291.91503cal(NBS)
22Btu (15.0 °C)
5,543.91098cal(NBS)
23Btu (15.0 °C)
5,795.90694cal(NBS)
24Btu (15.0 °C)
6,047.90289cal(NBS)
25Btu (15.0 °C)
6,299.89884cal(NBS)
26Btu (15.0 °C)
6,551.89480cal(NBS)
27Btu (15.0 °C)
6,803.89075cal(NBS)
28Btu (15.0 °C)
7,055.88671cal(NBS)
29Btu (15.0 °C)
7,307.88266cal(NBS)
30Btu (15.0 °C)
7,559.87861cal(NBS)
31Btu (15.0 °C)
7,811.87457cal(NBS)
32Btu (15.0 °C)
8,063.87052cal(NBS)
33Btu (15.0 °C)
8,315.86647cal(NBS)
34Btu (15.0 °C)
8,567.86243cal(NBS)
35Btu (15.0 °C)
8,819.85838cal(NBS)
36Btu (15.0 °C)
9,071.85434cal(NBS)
37Btu (15.0 °C)
9,323.85029cal(NBS)
38Btu (15.0 °C)
9,575.84624cal(NBS)
39Btu (15.0 °C)
9,827.84220cal(NBS)
Btu (15°C)
Calories (15 °C, NBS 1939)
40Btu (15.0 °C)
10,079.83815cal(NBS)
41Btu (15.0 °C)
10,331.83410cal(NBS)
42Btu (15.0 °C)
10,583.83006cal(NBS)
43Btu (15.0 °C)
10,835.82601cal(NBS)
44Btu (15.0 °C)
11,087.82197cal(NBS)
45Btu (15.0 °C)
11,339.81792cal(NBS)
46Btu (15.0 °C)
11,591.81387cal(NBS)
47Btu (15.0 °C)
11,843.80983cal(NBS)
48Btu (15.0 °C)
12,095.80578cal(NBS)
49Btu (15.0 °C)
12,347.80173cal(NBS)
50Btu (15.0 °C)
12,599.79769cal(NBS)
51Btu (15.0 °C)
12,851.79364cal(NBS)
52Btu (15.0 °C)
13,103.78960cal(NBS)
53Btu (15.0 °C)
13,355.78555cal(NBS)
54Btu (15.0 °C)
13,607.78150cal(NBS)
55Btu (15.0 °C)
13,859.77746cal(NBS)
56Btu (15.0 °C)
14,111.77341cal(NBS)
57Btu (15.0 °C)
14,363.76936cal(NBS)
58Btu (15.0 °C)
14,615.76532cal(NBS)
59Btu (15.0 °C)
14,867.76127cal(NBS)
Btu (15°C)
Calories (15 °C, NBS 1939)
60Btu (15.0 °C)
15,119.75723cal(NBS)
61Btu (15.0 °C)
15,371.75318cal(NBS)
62Btu (15.0 °C)
15,623.74913cal(NBS)
63Btu (15.0 °C)
15,875.74509cal(NBS)
64Btu (15.0 °C)
16,127.74104cal(NBS)
65Btu (15.0 °C)
16,379.73700cal(NBS)
66Btu (15.0 °C)
16,631.73295cal(NBS)
67Btu (15.0 °C)
16,883.72890cal(NBS)
68Btu (15.0 °C)
17,135.72486cal(NBS)
69Btu (15.0 °C)
17,387.72081cal(NBS)
70Btu (15.0 °C)
17,639.71676cal(NBS)
71Btu (15.0 °C)
17,891.71272cal(NBS)
72Btu (15.0 °C)
18,143.70867cal(NBS)
73Btu (15.0 °C)
18,395.70463cal(NBS)
74Btu (15.0 °C)
18,647.70058cal(NBS)
75Btu (15.0 °C)
18,899.69653cal(NBS)
76Btu (15.0 °C)
19,151.69249cal(NBS)
77Btu (15.0 °C)
19,403.68844cal(NBS)
78Btu (15.0 °C)
19,655.68439cal(NBS)
79Btu (15.0 °C)
19,907.68035cal(NBS)