Ton of TNT to Calorie (th) Converter

Energy Converter

27 units available

Decimals:

From

To

1,000,000,000

1 tTNT = 1,000,000,000 cal

Formula:

cal = tTNT × 1.000000e+9

With your value: 1 tTNT = 1,000,000,000 cal

How big is that?

Everyday references on a logarithmic scale, all expressed in ton of tnt so you can sanity-check the result.

Heartbeat (1/4.2e+9 your value)2.39e-10 tTNT

AA battery charge (1/4.2e+5 your value)0.00000239 tTNT

Slice of bread (1/1.5e+4 your value)0.0000669 tTNT

Daily food intake (1/5.0e+2 your value)0.00201 tTNT

Litre of petrol (1/1.2e+2 your value)0.00817 tTNT

Your value1.00 tTNT

Other Ton of TNT to Calorie (th) conversions

2 tTNT to cal 3 tTNT to cal 4 tTNT to cal 5 tTNT to cal 6 tTNT to cal 7 tTNT to cal 8 tTNT to cal

Ton of TNT to Calorie (th) Conversion Table

Ton of TNT (tTNT)	Calorie (th) (cal)
0.5	500,000,000
1	1,000,000,000
2	2,000,000,000
5	5,000,000,000
10	10,000,000,000
15	15,000,000,000
20	20,000,000,000
25	25,000,000,000
50	50,000,000,000
100	100,000,000,000
250	250,000,000,000
500	500,000,000,000
1000	1.000000e+12

Calorie (th) to Ton of TNT Conversion Table

Calorie (th) (cal)	Ton of TNT (tTNT)
0.5	5.000000e-10
1	1.000000e-9
2	2.000000e-9
5	5.000000e-9
10	1.000000e-8
15	1.500000e-8
20	2.000000e-8
25	2.500000e-8
50	5.000000e-8
100	1.000000e-7
250	2.500000e-7
500	5.000000e-7
1000	1.000000e-6

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Ton of TNT (tTNT)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Calorie (th) (cal)

Energy

Exact conversion

The thermochemical calorie is exactly 4.184 J.

The International Table calorie (4.1868 J) and the 15 °C calorie differ slightly.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Ton of TNT to Calorie (th)

To convert from Ton of TNT (tTNT) to Calorie (th) (cal), multiply the value by 1,000,000,000.

Formula: cal = tTNT × 1.000000e+9

Reverse: tTNT = cal × 1.000000e-9

Step-by-Step Example

Start with your value in Ton of TNT. For example: 5 tTNT
Multiply by the conversion factor: 5 x 1,000,000,000
The result is: 5,000,000,000 cal

About Ton of TNT

The ton of tnt (tTNT) is a unit of energy and work. One ton of tnt equals 4.184000 × 10^+9 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

About Calorie (th)

The thermochemical calorie equals 4.184 joules. Not to be confused with the food Calorie (kcal), which equals 1,000 calories.

Common uses: chemistry, nutrition, heating.

Frequently Asked Questions

How many Calorie (th) are in 1 Ton of TNT?

There are exactly 1,000,000,000 Calorie (th) in 1 Ton of TNT. This means the conversion factor from Ton of TNT to Calorie (th) is 1,000,000,000.

What is the formula to convert Ton of TNT to Calorie (th)?

The formula to convert Ton of TNT to Calorie (th) is: cal = tTNT × 1.000000e+9. For example, to convert 10 Ton of TNT to Calorie (th), you would multiply 10 by 1,000,000,000.

What is a Ton of TNT?