Temperature calculator


The reaumur-to-delisle calculator allows you to convert temperature degrees between Delisle and Réaumur. Enter a value in any field to see the other value.
Réaumur
Delisle


 



Formulas

°Ré = 80 - °De * 8 / 15

°De = ( 80 - °Ré ) * 15 / 8


Scale information

Réaumur

The Réaumur scale (also known as "octogesimal division") is a temperature scale named after the French scientist René Antoine Ferchault de Réaumur (1683-1757), who first proposed something similar in 1730. The freezing point of water is set at 0°Ré and the boiling point at 80°Ré.

Delisle

The Delisle scale in a temperature scale named after the French astronomer Joseph-Nicolas Delisle (1688-1768), who invented it in 1732. The freezing point of water is set at 150°D and the boiling point at 0°D.

 


 



Written by: Nicholas Tsakiris Alston