°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.
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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
Q. How 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.
Q. And 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.
Q. Where 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
Traditional units (geun, doe, majigi and so on) vary by region and product.