Universal Converter

gigajoule

GJ exact

Definition

Dimension: Energy
Symbols: GJ
System: SI
Base factor: ×1000000000
Exactness: exact

Follows from an SI or definitional identity — no material assumption.

Also known as

gigajoulesgj

Sources

National Institute of Standards and Technology (NIST), US Dept. of Commerce

Common conversions

for 1 GJ

joule	1,000,000,000	J	exact
kilojoule	1,000,000	kJ	exact
megajoule	1,000	MJ	exact
kilowatt hour	277.778	kWh	exact
megawatt hour	0.277778	MWh	exact
British thermal unit	947,817	BTU	standard definition
million British thermal units	0.947817	MMBTU	standard definition
therm (US)	9.47817	therm	standard definition
tonne of oil equivalent	0.0238846	toe	standard definition

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What is energy? Energy is the capacity to do work — one quantity, many units (joules, watt-hours, calories, BTU).