Convert X-unit to Roman actus
Please provide values below to convert X-unit [X] to Roman actus [actus], or Convert Roman actus to X-unit.
How to Convert X-Unit to Roman Actus
1 X = 2.82445364432539e-15 actus
Example: convert 15 X to actus:
15 X = 15 × 2.82445364432539e-15 actus = 4.23668046648808e-14 actus
X-Unit to Roman Actus Conversion Table
| X-unit | Roman actus |
|---|
X-Unit
An X-unit is a unit of length approximately equal to 1.002 x 10⁻¹³ meters.
History/Origin
The X-unit was proposed by the Swedish physicist Manne Siegbahn in 1919 for measuring the wavelengths of X-rays and gamma rays.
Current Use
The X-unit has been largely replaced by the angstrom and the picometer.
Roman Actus
The Roman actus was a unit of length equal to 120 Roman feet, about 35.5 meters.
History/Origin
The actus was a standard unit of land measurement in the Roman Empire.
Current Use
The Roman actus is an obsolete unit of measurement.