tier_2 conversion

Convert Rømer to Delisle

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

Rømer to Delisle

Rømer to Delisle

Delisle

Quick answer

1 Rømer = -118.57144858 Delisle.

Formula

Delisle = (Rømer × 2.857143218806555725965462600) − 121.4285917992792512650046809

Precision

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

How to convert Rømer to Delisle

  • Enter a value in Rømer.
  • Multiply the Rømer value by 2.857143218806555725965462600, then add -121.4285917992792512650046809.
  • Round the displayed Delisle value only when needed.

About these units

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

Rømer to Delisle conversion table

RømerDelisle
-40 Rømer-235.714320552 Delisle
-20 Rømer-178.571456175 Delisle
0 Rømer-121.428591799 Delisle
20 Rømer-64.2857274231 Delisle
37 Rømer-15.7142927034 Delisle
100 Rømer164.285730081 Delisle

Frequently asked questions

How do I convert from Rømer to Delisle?

Multiply the Rømer value by 2.857143218806555725965462600, then add -121.4285917992792512650046809.

What formula does CalculatorHQ use for Rømer to Delisle?

Delisle = (Rømer × 2.857143218806555725965462600) − 121.4285917992792512650046809

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 Rømer?

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