Convert BTU (international table) (BTU (IT)) to megajoules (MJ).
Energy converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
BTU (IT)
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JouleJ
KilojoulekJ
MegajouleMJ
Watt-hourWh
Kilowatt-hourkWh
Thermochemical caloriecal
Kilocalorie (food Calorie)kcal
BTU (international table)BTU (IT)
ElectronvolteV
No units found. Try a name or symbol.
0.001055055853
MJ
esc
JouleJ
KilojoulekJ
MegajouleMJ
Watt-hourWh
Kilowatt-hourkWh
Thermochemical caloriecal
Kilocalorie (food Calorie)kcal
BTU (international table)BTU (IT)
ElectronvolteV
No units found. Try a name or symbol.
CONVERSION
1 BTU (IT) ≈ 0.001055055853 MJ
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAMJ = BTU (IT) × 0.00105505585262
FORMULA & EXAMPLES
How to convert BTU (international table) to megajoules
MJ = BTU (IT) × 0.00105505585262
Multiply the BTU (IT) reading by 0.00105505585262.
Worked examples
1 BTU (IT) ≈ 0.001055055853 MJ
1 × 0.00105505585262 ≈ 0.001055055853
1000 BTU (IT) ≈ 1.055055853 MJ
1000 × 0.00105505585262 ≈ 1.055055853
Frequently asked questions
Which BTU definition is used?
The tool uses the international table BTU, equal to 1055.05585262 J. A value defined using another BTU convention needs that convention’s factor.
BTU (international table) to megajoules table
Fixed reference · BTU (international table) to Megajoule
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
BTU (international table) (BTU (IT))
Megajoule (MJ)
0
0
0.1
0.0001055055853
0.5
0.0005275279263
1
0.001055055853
2
0.002110111705
5
0.005275279263
10
0.01055055853
25
0.02637639632
50
0.05275279263
100
0.1055055853
1000
1.055055853
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.