Convert foot (US survey) to exameter
Please provide values below to convert foot (US survey) [ft (US)] to exameter [Em], or Convert exameter to foot (US survey).
How to Convert Foot (Us Survey) to Exameter
1 ft (US) = 3.048006096e-19 Em
Example: convert 15 ft (US) to Em:
15 ft (US) = 15 × 3.048006096e-19 Em = 4.572009144e-18 Em
Foot (Us Survey) to Exameter Conversion Table
| foot (US survey) | exameter |
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Foot (Us Survey)
The U.S. survey foot was a unit of length defined as exactly 1200/3937 meters.
History/Origin
The U.S. survey foot was used for land surveying in the United States for most of the 20th century. Its use was officially phased out in 2022 to standardize with the international foot.
Current Use
The U.S. survey foot is now an obsolete unit.
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.