Convert Réaumur Interval to Kelvin Interval
Live bidirectional calculator for Réaumur Intervals (Δ°Ré) and Kelvin Intervals (K) with verified formula and conversion charts.
Temperature Interval5 units
How the Calculation Works (Linear Scaling)
Since 1 Réaumur Interval = 1.25 Kelvin Intervals, multiply the value in Réaumur Intervals by 1.25.
Réaumur Interval to Kelvin Interval Conversion Table
Precomputed values for quick reference and printing.
| Réaumur Interval | Kelvin Interval |
|---|---|
| 1 Δ°Ré | 1.25 K |
| 2 Δ°Ré | 2.5 K |
| 3 Δ°Ré | 3.75 K |
| 4 Δ°Ré | 5 K |
| 5 Δ°Ré | 6.25 K |
| 6 Δ°Ré | 7.5 K |
| 7 Δ°Ré | 8.75 K |
| 8 Δ°Ré | 10 K |
| 9 Δ°Ré | 11.25 K |
| 10 Δ°Ré | 12.5 K |
| 15 Δ°Ré | 18.75 K |
| 20 Δ°Ré | 25 K |
| 25 Δ°Ré | 31.25 K |
| 30 Δ°Ré | 37.5 K |
| 40 Δ°Ré | 50 K |
| 50 Δ°Ré | 62.5 K |
| 75 Δ°Ré | 93.75 K |
| 100 Δ°Ré | 125 K |
| Kelvin Interval | Réaumur Interval |
|---|---|
| 1 K | 0.8 Δ°Ré |
| 2 K | 1.6 Δ°Ré |
| 3 K | 2.4 Δ°Ré |
| 4 K | 3.2 Δ°Ré |
| 5 K | 4 Δ°Ré |
| 6 K | 4.8 Δ°Ré |
| 7 K | 5.6 Δ°Ré |
| 8 K | 6.4 Δ°Ré |
| 9 K | 7.2 Δ°Ré |
| 10 K | 8 Δ°Ré |
| 15 K | 12 Δ°Ré |
| 20 K | 16 Δ°Ré |
| 25 K | 20 Δ°Ré |
| 30 K | 24 Δ°Ré |
| 40 K | 32 Δ°Ré |
| 50 K | 40 Δ°Ré |
| 75 K | 60 Δ°Ré |
| 100 K | 80 Δ°Ré |
About Réaumur Interval (Δ°Ré)
A temperature difference of 1 degree Réaumur, equal to 1.25 kelvins (5/4 K).
History: Introduced by René Antoine Ferchault de Réaumur in 1730, dividing the ice-to-boiling interval into 80 degrees (100/80 = 1.25).
Common Uses: Historical European thermodynamic documents, traditional artisanal dairy and candy thermometer records.
About Kelvin Interval (K)
The kelvin interval is the SI unit representing a temperature difference or interval of 1 kelvin, without an absolute thermodynamic zero offset.
History: Defined by the BIPM to rigorously distinguish temperature differences (ΔT) from thermodynamic temperature readings (T).
Common Uses: Thermodynamic difference equations, thermal equipment temperature rise ratings, heat transfer delta-T formulas.
❓ Frequently Asked Questions
How many Kelvin Intervals are in 1 Réaumur Interval?
There are exactly 1.25 Kelvin Intervals in 1 Réaumur Interval (1 Δ°Ré = 1.25 K).
What is the formula to convert Réaumur Interval to Kelvin Interval?
The formula is: Kelvin Interval = Réaumur Interval × 1.25. Since 1 Réaumur Interval = 1.25 Kelvin Intervals, multiply the value in Réaumur Intervals by 1.25.
How do I convert 1 Δ°Ré to K manually?
To convert 1 Δ°Ré to K: apply the formula Kelvin Interval = Réaumur Interval × 1.25. Substituting gives: 1 × 1.25 = 1.25 K.