Convert Rankine to Kelvin
1 °R = 0.55555556 K. Change the amount below, or read the formula and the reference table further down.
1 Rankine equals
Kelvin
1 °R = 0.55555556 K
The formula
Rankine and Kelvin do not share a zero point, so the conversion needs an offset as well as a scale factor.
K = (°R × 0.55555556 − 273.15 + 273.15) ÷ 1
Going the other way? Convert Kelvin to Rankine.
Rankine to Kelvin table
Common values, rounded for reading.
| Rankine (°R) | Kelvin (K) |
|---|---|
| 1 | 0.555556 |
| 2 | 1.1111 |
| 3 | 1.6667 |
| 4 | 2.2222 |
| 5 | 2.7778 |
| 6 | 3.3333 |
| 7 | 3.8889 |
| 8 | 4.4444 |
| 9 | 5 |
| 10 | 5.5556 |
| 15 | 8.3333 |
| 20 | 11.1111 |
| 25 | 13.8889 |
| 30 | 16.6667 |
| 40 | 22.2222 |
| 50 | 27.7778 |
| 75 | 41.6667 |
| 100 | 55.5556 |
| 250 | 138.89 |
| 500 | 277.78 |
| 1,000 | 555.56 |
Questions people ask
- What is 1 °R in Kelvin?
- 1 °R is 0.55555556 K. The two scales have different zero points, so the gap between them is not a fixed ratio.
- How do I convert Rankine to Kelvin by hand?
- These scales have different zero points, so you cannot use a single multiplier. Apply K = (°R × 0.55555556 − 273.15 + 273.15) ÷ 1.
- What is 1 Rankine in Kelvin?
- 1 Rankine is 0.55555556 Kelvin.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.