Convert chain (US survey) to exameter

Please provide values below to convert chain (US survey) [ch (US)] to exameter [Em], or Convert exameter to chain (US survey).




How to Convert Chain (Us Survey) to Exameter

1 ch (US) = 2.01168402337e-17 Em

Example: convert 15 ch (US) to Em:
15 ch (US) = 15 Γ— 2.01168402337e-17 Em = 3.017526035055e-16 Em


Chain (Us Survey) to Exameter Conversion Table

chain (US survey) exameter

Chain (Us Survey)

A U.S. survey chain is a unit of length equal to 66 U.S. survey feet.

History/Origin

The U.S. survey chain is based on the U.S. survey foot, which was slightly different from the international foot. The use of survey units was officially phased out in 2022.

Current Use

The U.S. survey chain was used for land surveying in the United States.


Exameter

An exameter is a unit of length in the metric system equal to 10^18 meters.

History/Origin

The prefix "exa-" for 10^18 was adopted by the CGPM (General Conference on Weights and Measures) in 1975.

Current Use

The exameter is used in astronomy to measure the vast distances between galaxies.



Convert chain (US survey) To Other Length Units