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Celsius Converter

Convert Celsius to Rankine and more • 15 conversions

Result

0

1 0
Conversion Formula
1 = ---
Quick Reference
1 = 1
10 = 10
50 = 50
100 = 100
500 = 500
1000 = 1000

Unit Explanations

Celsius°C

Source Unit

Celsius, denoted by the symbol °C, is a scale and unit of measurement for temperature. It is named after the Swedish astronomer Anders Celsius, who developed a similar temperature scale. In the Celsius scale, the freezing point of water is 0 degrees, and the boiling point is 100 degrees under standard atmospheric pressure. This makes it especially useful for scientific calculations and everyday temperature measurements as it aligns closely with the metric system. The Celsius scale is widely used around the world, with the exception of some countries like the United States, which predominantly uses Fahrenheit.

°C = (°F - 32) × 5/9

Current Use

The Celsius scale is the most widely used temperature scale in the world today. It is used in most countries for daily temperature measurements. In scientific contexts, it is used alongside the Kelvin scale, which is the SI unit for temperature. The Celsius scale's straightforward alignment with the metric system makes it an ideal choice for educational, scientific, and meteorological purposes.

Fun Fact

The Celsius scale was initially reversed, with 0 as boiling point and 100 as freezing point.

Rankine°R

Target Unit

The Rankine scale is an absolute temperature scale named after the Scottish engineer and physicist William John Macquorn Rankine. It is primarily used in thermodynamics and engineering fields in the United States. The Rankine scale sets its zero point at absolute zero, the same as the Kelvin scale, but uses degrees Fahrenheit for its increments. This means that a change of 1 degree Rankine is equivalent to a change of 1 degree Fahrenheit. The formula for converting Fahrenheit to Rankine is °R = °F + 459.67.

°R = °F + 459.67

Current Use

The Rankine scale is currently used in engineering fields, particularly in the United States, for thermodynamic calculations. Although it is not as widely used as it once was, Rankine is still relevant in certain niche areas where absolute temperature measurements are required. Industries such as aerospace, mechanical engineering, and HVAC (heating, ventilation, and air conditioning) utilize Rankine for specific applications.

Fun Fact

Rankine is mostly used in the US, similar to how Kelvin is used worldwide.

Decimals:
Scientific:OFF

Result

0

1
0
Conversion Formula
1 = ...
1→1
10→10
100→100
1000→1000

📐Conversion Formula

= × 1.00000

How to Convert

To convert to , multiply the value by 1.00000. This conversion factor represents the ratio between these two units.

Quick Examples

1
=
1.000
10
=
10.00
100
=
100.0

💡 Pro Tip: For the reverse conversion (), divide by the conversion factor instead of multiplying.

°C

Celsius

temperatureNon-SI

Definition

Celsius, denoted by the symbol °C, is a scale and unit of measurement for temperature. It is named after the Swedish astronomer Anders Celsius, who developed a similar temperature scale. In the Celsius scale, the freezing point of water is 0 degrees, and the boiling point is 100 degrees under standard atmospheric pressure. This makes it especially useful for scientific calculations and everyday temperature measurements as it aligns closely with the metric system. The Celsius scale is widely used around the world, with the exception of some countries like the United States, which predominantly uses Fahrenheit.

History & Origin

The Celsius scale was developed by Swedish astronomer Anders Celsius in 1742. Originally, Celsius devised his scale with 0 as the boiling point of water and 100 as the freezing point, which was later inverted by Carl Linnaeus in 1744 to its current form. This scale quickly became popular due to its straightforward 100-degree interval between the key physical phenomena of freezing and boiling water, which made it intuitive and easy to use, particularly for scientific work.

Etymology: The term 'Celsius' comes from the surname of Anders Celsius, the inventor of this temperature scale.

1742: Anders Celsius introduces his ...1744: Carl Linnaeus inverts the Cels...1948: The name 'Celsius' is official...

Current Use

The Celsius scale is the most widely used temperature scale in the world today. It is used in most countries for daily temperature measurements. In scientific contexts, it is used alongside the Kelvin scale, which is the SI unit for temperature. The Celsius scale's straightforward alignment with the metric system makes it an ideal choice for educational, scientific, and meteorological purposes.

MeteorologyEducationHealthcareScience

💡 Fun Facts

  • The Celsius scale was initially reversed, with 0 as boiling point and 100 as freezing point.
  • Celsius is used by scientists worldwide, except in the U.S., where Fahrenheit is more common.
  • The Celsius scale is often called centigrade, a term derived from Latin meaning 'hundred steps'.

📏 Real-World Examples

0 °C
Freezing point of water
100 °C
Boiling point of water
37 °C
Average human body temperature
22 °C
Room temperature
4 °C
Refrigerator temperature

🔗 Related Units

Fahrenheit (°C = (°F - 32) × 5/9)Kelvin (K = °C + 273.15)Rankine (°R = (°C + 273.15) × 9/5)Réaumur (°Ré = °C × 0.8)
°R

Rankine

temperatureNon-SI

Definition

The Rankine scale is an absolute temperature scale named after the Scottish engineer and physicist William John Macquorn Rankine. It is primarily used in thermodynamics and engineering fields in the United States. The Rankine scale sets its zero point at absolute zero, the same as the Kelvin scale, but uses degrees Fahrenheit for its increments. This means that a change of 1 degree Rankine is equivalent to a change of 1 degree Fahrenheit. The formula for converting Fahrenheit to Rankine is °R = °F + 459.67.

History & Origin

The Rankine scale was proposed by William John Macquorn Rankine in 1859. Rankine was a key figure in the development of thermodynamics and sought to create a scale that paralleled Kelvin's absolute temperature scale but used Fahrenheit degrees instead of Celsius. The Rankine scale became particularly useful in the United States, where Fahrenheit was the preferred temperature measurement system. Over time, the Rankine scale has been largely replaced by Kelvin in scientific contexts but remains in use in certain engineering fields.

Etymology: Named after William John Macquorn Rankine.

1859: Introduction of the Rankine sc...

Current Use

The Rankine scale is currently used in engineering fields, particularly in the United States, for thermodynamic calculations. Although it is not as widely used as it once was, Rankine is still relevant in certain niche areas where absolute temperature measurements are required. Industries such as aerospace, mechanical engineering, and HVAC (heating, ventilation, and air conditioning) utilize Rankine for specific applications.

AerospaceMechanical EngineeringHVAC

💡 Fun Facts

  • Rankine is mostly used in the US, similar to how Kelvin is used worldwide.
  • The Rankine scale uses the same degree size as Fahrenheit, not Celsius.
  • It was one of the first scales to define absolute zero, similar to Kelvin.

📏 Real-World Examples

491.67 °R
Freezing point of water
671.67 °R
Boiling point of water
527.67 °R
Room temperature
558.27 °R
Average body temperature
10720 °R
Surface temperature of the Sun

🔗 Related Units

Kelvin (Both are absolute temperature scales.)Fahrenheit (Rankine uses Fahrenheit degree increments.)Celsius (Both are temperature scales, but Celsius is not absolute.)Réaumur (Another historical temperature scale.)

Frequently Asked Questions

How do I convert to ?

To convert to , multiply your value by 1. For example, 10 equals 10 .

What is the formula for to conversion?

The formula is: = × 1. This conversion factor is based on international standards.

Is this to converter accurate?

Yes! MetricConv uses internationally standardized conversion factors from organizations like NIST and ISO. Our calculations support up to 15 decimal places of precision, making it suitable for scientific, engineering, and everyday calculations.

Can I convert back to ?

Absolutely! You can use the swap button (⇄) in the converter above to reverse the conversion direction, or visit our to converter.

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