BTU per pound degree Rankine to kilojoule per kilogram kelvin converter

Convert BTU per pound degree Rankine to kilojoule per kilogram kelvin in the Specific entropy family. See a sample calculation, unit definitions, and the interactive converter.

Example conversion: 1 Btu-lbR

4.1868 kilojoule per kilogram kelvin

This example is calculated from the same unit registry used by the interactive converter.

Formula and unit definitions

Convert entropy per unit mass in thermodynamics.

target value = source value × source factor ÷ target factor

Source unit: BTU per pound degree Rankine (Btu-lbR), factor 4186.8, offset 0.

Target unit: kilojoule per kilogram kelvin (kJ-kgK), factor 1000, offset 0.

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Important note

The calculation is performed locally from the listed unit definitions. Display results are rounded for readability; high-precision and regulated work should use the governing standard and appropriate significant figures.

For high-precision, regulated or safety-critical use, check the underlying standard and its required precision. Historical and approximate units are identified in their names or family descriptions.

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