Convert exameter to X-unit
Please provide values below to convert exameter [Em] to X-unit [X], or Convert X-unit to exameter.
How to Convert Exameter to X-Unit
1 Em = 9.97924317419767e+30 X
Example: convert 15 Em to X:
15 Em = 15 × 9.97924317419767e+30 X = 1.49688647612965e+32 X
Exameter to X-Unit Conversion Table
| exameter | X-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.
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.