How do I convert Rankine (°R) to Celsius (°C)?

1 rankine equals -272.594444 celsius using SI-based conversion and precise factors.

What is the formula to convert Rankine (°R) to Celsius (°C)?

Temperature conversions include an offset (e.g., +273.15 for K, or +/−32 with ratio 5/9 and 9/5).

Yes, it follows an exact affine transformation between scales (ratio + offset).

Use the shareable URL pattern: /convert/rankine-to-celsius/1

Category: Temperature

Value From To Precision

-272.594444 celsius

1 rankine = -272.594444 celsius

High-precision rounding: 6 decimals

We convert by pivoting through the SI base unit for Temperature and applying exact factors where applicable.

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Temperature scales combine ratios and offsets; Kelvin is absolute.

Rankine (°R)

Absolute scale in °F increments.

History: Proposed by William Rankine in 19th c.

Celsius (°C)

Offset scale with 0 °C at water’s freezing point.

History: Named after Anders Celsius; redefined via absolute scales.