Kelvin to Rankine Converter

1 K = 1.8 °R

°R = K × 9/5

Kelvin to Rankine Table

Kelvin (K)Rankine (°R)
0.010.018
0.10.18
11.8
23.6
59
1018
2036
5090
100180
500900
10001,800

How to Convert Kelvin to Rankine

To convert Kelvin (K) to Rankine (°R), use the formula: °R = K × 9/5.

For example, to convert 5 K to °R: 5 K = 9 °R. Similarly, 10 K = 18 °R, 25 K = 45 °R, and 100 K = 180 °R.

To convert in the other direction, 1 °R = 0.555556 K. Simply enter your value in either field above for instant bi-directional conversion.

What is a Kelvin?

Kelvin (K) is the SI base unit of temperature, starting at absolute zero (−273.15 °C). Kelvin is used in science, engineering, and color temperature for lighting and displays.

What is a Rankine?

Rankine (°R) is an absolute temperature scale using Fahrenheit-sized degrees, starting at absolute zero. Rankine is used in some US engineering contexts, particularly in thermodynamics.

Common Kelvin to Rankine Conversions

Here are some frequently looked-up conversions between Kelvin and Rankine:

  • 1 K = 1.8 °R
  • 5 K = 9 °R
  • 10 K = 18 °R
  • 25 K = 45 °R
  • 100 K = 180 °R

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