reaumurからkへの変換 (°Ré → K)

1 °Ré = 274.15K. 測定カテゴリ間をスムーズに切り替え、リアルタイムで全単位マトリックスを計算し、瞬時に結果をコピーできます。

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Real-time simultaneous conversions across standard thermodynamic and regional scales.

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Celsius

Metric standard (Water freezes at 0°, boils at 100°)

°C

-- °C

Fahrenheit

US customary scale (Water freezes at 32°, boils at 212°)

°F

-- °F

Kelvin

SI thermodynamic absolute zero reference

-- K

Rankine

Absolute thermodynamic scale using Fahrenheit increments

°R

-- °R

Réaumur

Historical scale (Water freezes at 0°, boils at 80°)

°Ré

-- °Ré

∑

Step-by-Step Mathematical Derivation

Verified SI Standard

➡️ Convert reaumur to k

Value in K = Value in °Ré × 1.25

To convert any quantity from reaumur to k, multiply the quantity by the constant conversion factor 1.25.

⬅️ Convert k to reaumur (Inverse)

Value in °Ré = Value in K × 0.8

To reverse the operation, multiply your k figure by 0.8 (or divide by 1.25).

🔢 Step-by-Step Calculation Procedure:

Identify the starting value in reaumur (°Ré).
Apply the exact linear conversion factor: 1 °Ré = 1.25 K.
Multiply the input value by 1.25 to obtain the exact measurement in k (K).
Verify precision against standard BIPM / NIST SP 811 statutory guidelines.

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c --

°C

f --

°F

k --

r --

°R

reaumur --

°Ré

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Temperature Reference Sheet

Standard SI Base Unit: 1 c

aiunitconverters.com

10/14/2026

Unit Name	Symbol	System	Equivalent in c
Celsius	°C	Standard	1 °C = 1 c
Fahrenheit	°F	Standard	1 °F = 0.5555555555555556 c
Kelvin	K	Standard	1 K = 1 c
Rankine	°R	Standard	1 °R = 0.5555555555555556 c
Réaumur	°Ré	Standard	1 °Ré = 1.25 c

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Academic & Research Citation Exporter

Cite this mathematical formula and conversion factor in research papers and wikis

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@misc{ai_unit_converter_reaumur_to_k,
  author       = {AI Unit Converters Standards Board},
  title        = {Exact reaumur to k Conversion Factor and Mathematical Derivation},
  year         = {2026},
  howpublished = {\url{https://aiunitconverters.com/ja/temperature/reaumur-to-k}},
  note         = {Derived from NIST Special Publication 811 and BIPM SI Brochure}
}

AI Unit Converters. (2026). reaumur to k conversion formula & metric standard. Retrieved from https://aiunitconverters.com/ja/temperature/reaumur-to-k

[1] AI Unit Converters Standards Board, "reaumur to k conversion factor," 2026. [Online]. Available: https://aiunitconverters.com/ja/temperature/reaumur-to-k. [Accessed: Oct 14, 2026].

\[ 1\text{ reaumur} = \text{factor} \times 1\text{ k} \]

📊基準換算表

reaumur (°Ré)k (K)

-40°Ré	233.15K
-20°Ré	253.15K
0°Ré	273.15K
10°Ré	283.15K
20°Ré	293.15K
25°Ré	298.15K
30°Ré	303.15K
37°Ré	310.15K
50°Ré	323.15K
75°Ré	348.15K
100°Ré	373.15K
150°Ré	423.15K
200°Ré	473.15K
250°Ré	523.15K
300°Ré	573.15K
500°Ré	773.15K

k (K)reaumur (°Ré)

-40K	-313.15°Ré
-20K	-293.15°Ré
0K	-273.15°Ré
10K	-263.15°Ré
20K	-253.15°Ré
25K	-248.15°Ré
30K	-243.15°Ré
37K	-236.15°Ré
50K	-223.15°Ré
75K	-198.15°Ré
100K	-173.15°Ré
150K	-123.15°Ré
200K	-73.15°Ré
250K	-23.15°Ré
300K	26.85°Ré
500K	226.85°Ré