Converting Roemer degrees to Delisle degrees (°Ro to °De) Temperature converters
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Converting Roemer degrees to Delisle degrees (°Ro to °De)

Converting Römer degrees to Delisle degrees

This calculator allows you to accurately convert the temperature from Römer degrees (°Ro) to Delisle degrees (°De).

Calculation formula
For conversion, use the calculator above or the table below.

Temperature scales have different reference points (zero), so the translation requires the use of special addition and multiplication formulas.

Table of popular values

°Ro °De
-40 285.71
0 171.43
10 142.86
20 114.29
30 85.71
36.6 66.86
40 57.14
100

-114.29
200 -400

Help

degree Roemer:The Roemer scale is an outdated scale proposed in 1701. Water freezes at 7.5 degrees.

degree Delisle:The Delisle scale is an outdated scale, where 0 is the boiling point of water, and 150 is the freezing point.

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