tier_2 conversion

Convert Réaumur to Delisle

Convert Réaumur to Delisle with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.

Réaumur to Delisle

Réaumur to Delisle

Delisle

Quick answer

1 Réaumur = -98.1250174209 Delisle.

Formula

Delisle = (Réaumur × 1.875000237341802195164834831) − 100.0000176582300833202637114

Precision

Keep the offset and scale at full precision during calculation, then round the final temperature or scale value once.

How to convert Réaumur to Delisle

  • Enter a value in Réaumur.
  • Use the affine rule y = x × 1.875000237341802195164834831 + -100.0000176582300833202637114; both scale and zero point can change.
  • Round the displayed Delisle value only when needed.

About these units

Réaumur is a unit used in temperature conversions. Temperature scales express thermal state using different scale sizes and zero points. Its recorded symbol is ºRé. Delisle is a unit used in temperature conversions. Temperature scales express thermal state using different scale sizes and zero points. Its recorded symbol is °De.

Explore related conversions

Réaumur to Delisle conversion table

RéaumurDelisle
-40 Réaumur-175.000027152 Delisle
-20 Réaumur-137.500022405 Delisle
0 Réaumur-100.000017658 Delisle
20 Réaumur-62.5000129114 Delisle
37 Réaumur-30.6250088766 Delisle
100 Réaumur87.5000060760 Delisle

Frequently asked questions

How do I convert from Réaumur to Delisle?

Use the affine rule y = x × 1.875000237341802195164834831 + -100.0000176582300833202637114; both scale and zero point can change.

What formula does CalculatorHQ use for Réaumur to Delisle?

Delisle = (Réaumur × 1.875000237341802195164834831) − 100.0000176582300833202637114

How should I round the result?

Keep the offset and scale at full precision during calculation, then round the final temperature or scale value once.

Can I convert Delisle back to Réaumur?

Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.