Calories (15 °C, NBS 1939) to Btu (thermoc.) conversion calculator
1cal(NBS) = 0.00397Btu (thermoc.)
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.
Calories (15 °C, NBS 1939) to Btu (thermoc.) conversion formula
Btu (thermoc.) = Calories (15 °C, NBS 1939) / 251.88726534
Calories (15 °C, NBS 1939) to Btu (thermoc.) calculation
Btu (thermoc.) = Calories (15 °C, NBS 1939) / 251.88726534
Btu (thermoc.) = 1 / 251.88755138642
Btu (thermoc.) = 0.00397
Calories (15 °C, NBS 1939) to Btu (thermoc.) table
Starting value
Increment
Accuracy
Calories (15 °C, NBS 1939)
Btu (thermoc.)
0cal(NBS)
0.00000Btu (thermoc.)
1cal(NBS)
0.00397Btu (thermoc.)
2cal(NBS)
0.00794Btu (thermoc.)
3cal(NBS)
0.01191Btu (thermoc.)
4cal(NBS)
0.01588Btu (thermoc.)
5cal(NBS)
0.01985Btu (thermoc.)
6cal(NBS)
0.02382Btu (thermoc.)
7cal(NBS)
0.02779Btu (thermoc.)
8cal(NBS)
0.03176Btu (thermoc.)
9cal(NBS)
0.03573Btu (thermoc.)
10cal(NBS)
0.03970Btu (thermoc.)
11cal(NBS)
0.04367Btu (thermoc.)
12cal(NBS)
0.04764Btu (thermoc.)
13cal(NBS)
0.05161Btu (thermoc.)
14cal(NBS)
0.05558Btu (thermoc.)
15cal(NBS)
0.05955Btu (thermoc.)
16cal(NBS)
0.06352Btu (thermoc.)
17cal(NBS)
0.06749Btu (thermoc.)
18cal(NBS)
0.07146Btu (thermoc.)
19cal(NBS)
0.07543Btu (thermoc.)
Calories (15 °C, NBS 1939)
Btu (thermoc.)
20cal(NBS)
0.07940Btu (thermoc.)
21cal(NBS)
0.08337Btu (thermoc.)
22cal(NBS)
0.08734Btu (thermoc.)
23cal(NBS)
0.09131Btu (thermoc.)
24cal(NBS)
0.09528Btu (thermoc.)
25cal(NBS)
0.09925Btu (thermoc.)
26cal(NBS)
0.10322Btu (thermoc.)
27cal(NBS)
0.10719Btu (thermoc.)
28cal(NBS)
0.11116Btu (thermoc.)
29cal(NBS)
0.11513Btu (thermoc.)
30cal(NBS)
0.11910Btu (thermoc.)
31cal(NBS)
0.12307Btu (thermoc.)
32cal(NBS)
0.12704Btu (thermoc.)
33cal(NBS)
0.13101Btu (thermoc.)
34cal(NBS)
0.13498Btu (thermoc.)
35cal(NBS)
0.13895Btu (thermoc.)
36cal(NBS)
0.14292Btu (thermoc.)
37cal(NBS)
0.14689Btu (thermoc.)
38cal(NBS)
0.15086Btu (thermoc.)
39cal(NBS)
0.15483Btu (thermoc.)
Calories (15 °C, NBS 1939)
Btu (thermoc.)
40cal(NBS)
0.15880Btu (thermoc.)
41cal(NBS)
0.16277Btu (thermoc.)
42cal(NBS)
0.16674Btu (thermoc.)
43cal(NBS)
0.17071Btu (thermoc.)
44cal(NBS)
0.17468Btu (thermoc.)
45cal(NBS)
0.17865Btu (thermoc.)
46cal(NBS)
0.18262Btu (thermoc.)
47cal(NBS)
0.18659Btu (thermoc.)
48cal(NBS)
0.19056Btu (thermoc.)
49cal(NBS)
0.19453Btu (thermoc.)
50cal(NBS)
0.19850Btu (thermoc.)
51cal(NBS)
0.20247Btu (thermoc.)
52cal(NBS)
0.20644Btu (thermoc.)
53cal(NBS)
0.21041Btu (thermoc.)
54cal(NBS)
0.21438Btu (thermoc.)
55cal(NBS)
0.21835Btu (thermoc.)
56cal(NBS)
0.22232Btu (thermoc.)
57cal(NBS)
0.22629Btu (thermoc.)
58cal(NBS)
0.23026Btu (thermoc.)
59cal(NBS)
0.23423Btu (thermoc.)
Calories (15 °C, NBS 1939)
Btu (thermoc.)
60cal(NBS)
0.23820Btu (thermoc.)
61cal(NBS)
0.24217Btu (thermoc.)
62cal(NBS)
0.24614Btu (thermoc.)
63cal(NBS)
0.25011Btu (thermoc.)
64cal(NBS)
0.25408Btu (thermoc.)
65cal(NBS)
0.25805Btu (thermoc.)
66cal(NBS)
0.26202Btu (thermoc.)
67cal(NBS)
0.26599Btu (thermoc.)
68cal(NBS)
0.26996Btu (thermoc.)
69cal(NBS)
0.27393Btu (thermoc.)
70cal(NBS)
0.27790Btu (thermoc.)
71cal(NBS)
0.28187Btu (thermoc.)
72cal(NBS)
0.28584Btu (thermoc.)
73cal(NBS)
0.28981Btu (thermoc.)
74cal(NBS)
0.29378Btu (thermoc.)
75cal(NBS)
0.29775Btu (thermoc.)
76cal(NBS)
0.30172Btu (thermoc.)
77cal(NBS)
0.30569Btu (thermoc.)
78cal(NBS)
0.30966Btu (thermoc.)
79cal(NBS)
0.31363Btu (thermoc.)