The x unit (symbol xu) is a unit of length approximately equal to 0.1 pm (10−13 m). It is used to quote the wavelength of X-rays and gamma rays.
A metric foot (defined as 300 mm, or about 11.8 inches) has been used occasionally in the UK but has never been an official unit. The sizes of the studios at BBC Television Centre in London, which opened in 1960 ..more definition+
In relation to the base unit of [length] => (meters), 1 X Unit (xu) is equal to 1.002004E-13 meters, while 1 Metric Foot (mf) = 0.3 meters.| 1 X Unit | to common length units |
|---|---|
| 1 xu | = 1.002004E-13 meters (m) |
| 1 xu | = 1.002004E-16 kilometers (km) |
| 1 xu | = 1.002004E-11 centimeters (cm) |
| 1 xu | = 3.2874146981627E-13 feet (ft) |
| 1 xu | = 3.9448976377953E-12 inches (in) |
| 1 xu | = 1.0958048993876E-13 yards (yd) |
| 1 xu | = 6.2261642010658E-17 miles (mi) |
| 1 xu | = 1.0590888912377E-29 light years (ly) |
| 1 xu | = 3.7871022093987E-10 pixels (PX) |
| 1 xu | = 6.262525E+21 planck length (pl) |
| X Unit | to Metric Foot (table conversion) |
|---|---|
| 1 xu | = 3.3400133333333E-13 mf |
| 2 xu | = 6.6800266666667E-13 mf |
| 3 xu | = 1.002004E-12 mf |
| 4 xu | = 1.3360053333333E-12 mf |
| 5 xu | = 1.6700066666667E-12 mf |
| 6 xu | = 2.004008E-12 mf |
| 7 xu | = 2.3380093333333E-12 mf |
| 8 xu | = 2.6720106666667E-12 mf |
| 9 xu | = 3.006012E-12 mf |
| 10 xu | = 3.3400133333333E-12 mf |
| 20 xu | = 6.6800266666667E-12 mf |
| 30 xu | = 1.002004E-11 mf |
| 40 xu | = 1.3360053333333E-11 mf |
| 50 xu | = 1.6700066666667E-11 mf |
| 60 xu | = 2.004008E-11 mf |
| 70 xu | = 2.3380093333333E-11 mf |
| 80 xu | = 2.6720106666667E-11 mf |
| 90 xu | = 3.006012E-11 mf |
| 100 xu | = 3.3400133333333E-11 mf |
| 200 xu | = 6.6800266666667E-11 mf |
| 300 xu | = 1.002004E-10 mf |
| 400 xu | = 1.3360053333333E-10 mf |
| 500 xu | = 1.6700066666667E-10 mf |
| 600 xu | = 2.004008E-10 mf |
| 700 xu | = 2.3380093333333E-10 mf |
| 800 xu | = 2.6720106666667E-10 mf |
| 900 xu | = 3.006012E-10 mf |
| 1000 xu | = 3.3400133333333E-10 mf |
| 2000 xu | = 6.6800266666667E-10 mf |
| 4000 xu | = 1.3360053333333E-9 mf |
| 5000 xu | = 1.6700066666667E-9 mf |
| 7500 xu | = 2.50501E-9 mf |
| 10000 xu | = 3.3400133333333E-9 mf |
| 25000 xu | = 8.3500333333333E-9 mf |
| 50000 xu | = 1.6700066666667E-8 mf |
| 100000 xu | = 3.3400133333333E-8 mf |
| 1000000 xu | = 3.3400133333333E-7 mf |
| 1000000000 xu | = 0.00033400133333333 mf |