Celsius to Rankine Converter

1 °C = 493.47 °R. Type any value below for the exact rankine figure.

°C
493.47°R

1 °C = 493.47 °R

Conversion summary

1 °C = 493.47 °R

Formula
Rankine = (Celsius + 273.15) × 9/5
Category
Temperature
Units
°C → °R

1 °C in other units

Values update with the converter above. Select a row to open that conversion's detailed page.

How do you convert Celsius to Rankine?

To convert Celsius to Rankine, add 273.15 and multiply by 9/5. A value of 0 °C equals 491.67 °R.

Conversion formula

Rankine = (Celsius + 273.15) × 9/5

Celsius to Rankine conversion table

Celsius (°C)Rankine (°R)
-273.15 °C0 °R
-40 °C419.67 °R
0 °C491.67 °R
20 °C527.67 °R
100 °C671.67 °R

What is Celsius?

Celsius is one of the most widely used temperature scales in daily and engineering practice.

Short history of Celsius

The Celsius scale became popular because it provides an intuitive reference tied to water phase-change temperatures.

Open the Celsius unit guide

What is Rankine?

Rankine is a unit used in temperature conversions and practical measurement work.

Short history of Rankine

The Rankine scale was proposed by Scottish engineer William Rankine in 1859. It is an absolute scale with Fahrenheit-sized degrees, so 0 °R is absolute zero; it is still used in some US engineering work.

Open the Rankine unit guide

Frequently asked questions

What is 1 Celsius in Rankine?

1 °C = 493.47 °R.

How do you convert Celsius to Rankine?

To convert Celsius to Rankine, add 273.15 and multiply by 9/5. A value of 0 °C equals 491.67 °R.

Frequently asked questions

What is 1 °C in Rankine?

1 °C = 493.47 °R.

How do you convert Celsius to Rankine?

To convert Celsius to Rankine, add 273.15 and multiply by 9/5. A value of 0 °C equals 491.67 °R.

What is 1 °R in Celsius?

1 °R = -272.594 °C.

Sources

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: Guide for the Use of the International System of Units

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