25 Rankine to Celsius
25 °R = -259.26 °C. Change the amount below, or read the formula and the reference table further down.
25 Rankine equals
Celsius
1 °R = -272.59 °C
The formula
Rankine and Celsius do not share a zero point, so the conversion needs an offset as well as a scale factor.
°C = (°R × 0.55555556 − 273.15 − 0) ÷ 1
Going the other way? Convert Celsius to Rankine.
Rankine to Celsius table
Values either side of 25 °R.
| Rankine (°R) | Celsius (°C) |
|---|---|
| 15 | -264.82 |
| 16 | -264.26 |
| 17 | -263.71 |
| 18 | -263.15 |
| 19 | -262.59 |
| 20 | -262.04 |
| 21 | -261.48 |
| 22 | -260.93 |
| 23 | -260.37 |
| 24 | -259.82 |
| 25 | -259.26 |
| 26 | -258.71 |
| 27 | -258.15 |
| 28 | -257.59 |
| 29 | -257.04 |
| 30 | -256.48 |
| 31 | -255.93 |
| 32 | -255.37 |
| 33 | -254.82 |
| 34 | -254.26 |
| 35 | -253.71 |
Questions people ask
- What is 1 °R in Celsius?
- 1 °R is -272.59 °C. The two scales have different zero points, so the gap between them is not a fixed ratio.
- How do I convert Rankine to Celsius by hand?
- These scales have different zero points, so you cannot use a single multiplier. Apply °C = (°R × 0.55555556 − 273.15 − 0) ÷ 1.
- What is 25 Rankine in Celsius?
- 25 Rankine is -259.26 Celsius.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.