About the Units
foot (U.S. survey) (ft (U.S. survey))
A slightly different foot unit used in land surveying.
terameter (Tm)
A length unit equal to 10^12 meters.
Common Conversions
- 1 ft (U.S. survey) = 3.048006e-13 Tm
- 3280833300000.0 ft (U.S. survey) = 1 Tm