A picojoule (pJ) is a metric-prefixed unit of energy equal to 10-12 joules, a fraction of a single joule, using the SI pico prefix.
Picojoules to Therms
Convert Picojoule (pJ) to US therm (therm) instantly with an exact formula, conversion table, and FAQ.
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Convert picojoules (pJ) to therms (therm) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
The US therm is a natural-gas billing unit equal to 100,000 BTU, used by utilities to measure gas usage.
therm = pJ × 9.480434280e-21
Results update instantly for Picojoules to Therms conversions.
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Formula
therm = pJ × 9.480434280e-21
pJ = therm × 1.054804000e+20
Conversion table
| 1 pJ | 9.480434e-21 therm |
| 5 pJ | 4.740217e-20 therm |
| 10 pJ | 9.480434e-20 therm |
| 20 pJ | 1.896087e-19 therm |
| 50 pJ | 4.740217e-19 therm |
| 100 pJ | 9.480434e-19 therm |
| 500 pJ | 4.740217e-18 therm |
| 1000 pJ | 9.480434e-18 therm |
Related conversions
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How the formula works
Both picojoule and us therm measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in picojoules by 9.480434280e-21 to get therms. To reverse the conversion, multiply a us therm value by 1.054804000e+20 to get back to picojoules.
Frequently asked questions
What is Picojoule (pJ)?
A picojoule (pJ) is a metric-prefixed unit of energy equal to 10-12 joules, a fraction of a single joule, using the SI pico prefix.
What is US therm (therm)?
The US therm is a natural-gas billing unit equal to 100,000 BTU, used by utilities to measure gas usage.
How do I convert picojoules to therms?
Multiply the picojoule value by 9.480434280e-21 to get the equivalent in therms. For example, 5 pJ × 9.480434280e-21 = 4.740217e-20 therm.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 9.480434280e-21 is an exact, non-rounded value.
Can I convert therms back to picojoules?
Yes. Divide the us therm value by 9.480434280e-21, or multiply it by 1.054804000e+20, to get picojoules.
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About converting picojoules to therms
A picojoule (pJ) is a metric-prefixed unit of energy equal to 10-12 joules, a fraction of a single joule, using the SI pico prefix. The US therm is a natural-gas billing unit equal to 100,000 BTU, used by utilities to measure gas usage.
Use this calculator to move between picojoules and therms accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.