°C to Rankine (°R)

Rankine is an absolute scale on Fahrenheit-sized degrees. Zero Rankine is absolute zero and water freezes at 491.67 °R. US thermodynamics and aerospace texts use it.

℃

°R

Common values

Formula

°R = ℃ × 1.8 + 491.67

Kelvin and Rankine are both absolute but their degrees differ in size: a change of 1 K equals a change of 1.8 °R.

Frequently asked questions

QHow many °R is 1 ℃?

1 ℃ is 493.47 °R, and 10 ℃ is 509.67 °R. Type any value in the box above to convert instantly.

QAnd how many ℃ is 1 °R?

1 °R is -272.59 ℃. This converter works both ways, so typing in the right box updates the left one.

QWhere is this unit used?

Kelvin and Rankine are both absolute but their degrees differ in size: a change of 1 K equals a change of 1.8 °R.

Other converters

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Traditional units (geun, doe, majigi and so on) vary by region and product.