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Therm (US) to Calorie (small) (thm → cal)

Convert therm (us) to calorie (small) instantly. The conversion factor below is exact by international definition.

Realtime·energy·us
Exact
thm
× 25,216,440.0722
cal
25,216,440.07
Precision [auto]
6

📐thm to cal formulaExact

cal = thm × 2.521644e+7
Inverse: thm = cal × 3.965667e-8

Worked example: 1 thm = 2.521644e+7 cal

ℹ️About these units

Therm (US) (thm)
US natural gas billing.
Calorie (small) (cal)
Source: Thermochemical calorie (NIST).

📊Reference table: thm → cal

Therm (US) (thm)Calorie (small) (cal)
125,216,440.07
250,432,880.14
5126,082,200.36
10252,164,400.72
15378,246,601.08
20504,328,801.44
25630,411,001.8
501,260,822,003.61
1002,521,644,007.22
2506,304,110,018.04
50012,608,220,036.09
75018,912,330,054.13
1,00025,216,440,072.18

Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.

🔁Reverse & related

Reverse: cal → thmthm → Jthm → kJthm → MJthm → GJthm → kcalthm → Whthm → kWhthm → MWh

🔌API & widget

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