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... Langley = ... Btu (th) per square foot

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Langley to Btu (th) per square foot Converter

Use this page to convert langley values into btu (th) per square foot, with background details, formulas, a worked example, and a quick conversion table.

Conversion formula

1 Ly = 3.68669058520539 Btu (th)/ft^2

1 Btu (th)/ft^2 = 0.271245979799059 Ly

Example: 1000 Ly = 3,686.69058520539 Btu (th)/ft^2

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Langley

One langley is equal to 41,840 joules per square meter.

History: The langley was named for Samuel Pierpont Langley and was widely used in solar radiation measurements.

Current use: Langley is mostly used for historical meteorology, solar radiation, and climatology references.

Also written as Ly.

Btu (th) per square foot

One Btu (th) per square foot is equal to 11348.9317947926 joules per square meter.

History: The thermochemical Btu variant preserves an alternate heat-unit definition.

Current use: This unit is mainly used when source data distinguishes thermochemical Btu values.

Also written as Btu (th)/ft^2.

Langley to Btu (th) per square foot table

Langley [Ly]Btu (th) per square foot [Btu (th)/ft^2]
0.01 Ly0.0368669058520539 Btu (th)/ft^2
0.1 Ly0.368669058520539 Btu (th)/ft^2
1 Ly3.68669058520539 Btu (th)/ft^2
2 Ly7.37338117041078 Btu (th)/ft^2
5 Ly18.4334529260269 Btu (th)/ft^2
10 Ly36.8669058520539 Btu (th)/ft^2
20 Ly73.7338117041078 Btu (th)/ft^2
50 Ly184.334529260269 Btu (th)/ft^2
100 Ly368.669058520539 Btu (th)/ft^2

Frequently asked questions

  • How many Btu (th) per square foot (Btu (th)/ft^2) are in one Langley (Ly)?

    One Langley equals 3.68669058520539 Btu (th) per square foot.

  • How do you convert Langley to Btu (th) per square foot?

    Multiply the Langley value by 3.68669058520539 to get the result in Btu (th) per square foot.

  • How do you convert Btu (th) per square foot back to Langley?

    Multiply the Btu (th) per square foot value by 0.271245979799059 to get back to Langley.

  • What is 1000 Langley in Btu (th) per square foot?

    1000 Langley equals 3,686.69058520539 Btu (th) per square foot.