Convert foot (US survey) to gigameter
Please provide values below to convert foot (US survey) [ft (US)] to gigameter [Gm], or Convert gigameter to foot (US survey).
How to Convert Foot (Us Survey) to Gigameter
1 ft (US) = 3.048006096e-10 Gm
Example: convert 15 ft (US) to Gm:
15 ft (US) = 15 Γ 3.048006096e-10 Gm = 4.572009144e-09 Gm
Foot (Us Survey) to Gigameter Conversion Table
foot (US survey) | gigameter |
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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.
Gigameter
A gigameter is a unit of length in the metric system equal to 10^9 meters.
History/Origin
The prefix "giga-" for 10^9 was adopted by the CGPM (General Conference on Weights and Measures) in 1960.
Current Use
The gigameter is used for measuring interplanetary distances, for example, the distance between Earth and Mars.