tier_2 conversion
Convert Rankine to Celsius
Convert Rankine to Celsius with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
Rankine to Celsius
Rankine to Celsius
Quick answer
1 Rankine = -272.594444444 Celsius.
Formula
Celsius = (Rankine × 0.5555555555555555555555555556) − 273.15
Precision
Keep the offset and scale at full precision during calculation, then round the final temperature or scale value once.
How to convert Rankine to Celsius
- Enter a value in Rankine.
- Multiply the Rankine value by 0.5555555555555555555555555556, then add -273.15.
- Round the displayed Celsius value only when needed.
About these units
Rankine is a unit used in temperature conversions. Temperature scales express thermal state using different scale sizes and zero points. Its recorded symbol is °R. Celsius is a unit used in temperature conversions. Temperature scales express thermal state using different scale sizes and zero points. Its recorded symbol is °C.
Explore related conversions
Rankine to Celsius conversion table
| Rankine | Celsius |
|---|---|
| -40 Rankine | -295.372222222 Celsius |
| -20 Rankine | -284.261111111 Celsius |
| 0 Rankine | -273.150000000 Celsius |
| 20 Rankine | -262.038888889 Celsius |
| 37 Rankine | -252.594444444 Celsius |
| 100 Rankine | -217.594444444 Celsius |
Frequently asked questions
How do I convert from Rankine to Celsius?
Multiply the Rankine value by 0.5555555555555555555555555556, then add -273.15.
What formula does CalculatorHQ use for Rankine to Celsius?
Celsius = (Rankine × 0.5555555555555555555555555556) − 273.15
How should I round the result?
Keep the offset and scale at full precision during calculation, then round the final temperature or scale value once.
Can I convert Celsius back to Rankine?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.