Rankine to Kelvin Converter
Convert Rankine to Kelvin instantly — live results with exact temperature formulas.
Temperature uses offset formulas (not simple multiplication). Switching units keeps your input value and re-evaluates it live.
Answer
1 rankine (°R) equals 0.55555556 kelvin. Rankine to Kelvin uses an offset formula, not a single multiplier.
Quick Reference Table
| Rankine (°R) | Kelvin (K) |
|---|---|
| 1 | 0.55555556 |
| 2 | 1.11111111 |
| 5 | 2.77777778 |
| 10 | 5.55555556 |
| 20 | 11.1111111 |
| 50 | 27.7777778 |
| 100 | 55.5555556 |
| 250 | 138.888889 |
| 500 | 277.777778 |
| 1000 | 555.555556 |
Formula
Convert Rankine (°R) to Kelvin (K) using the relationship:
K = °R × 5/9
How to Convert
- Take the temperature value in rankine (°R).
- Apply the Rankine to Kelvin formula shown above.
- The result is your temperature in kelvin (K).
- Example: 1 °R = 0.55555556 K.
Reverse Conversion
Need it the other direction? Kelvin to Rankine conversion.
All Temperature Conversions
See the full list of Temperature conversions.
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FAQ
▸ How many kelvin are in 1 rankine?
1 Rankine equals 0.55555556 kelvin. Rankine to Kelvin requires an offset formula rather than a simple multiplication.
▸ What is the formula to convert rankine to kelvin?
Rankine to Kelvin uses an offset-based temperature formula (see the Formula section). For example, Celsius to Fahrenheit is °F = °C × 9/5 + 32.
▸ How do I convert rankine to kelvin easily?
Enter your value in the converter at the top of this page — the kelvin result updates live as you type. You can also multiply by the formula directly.