Convert Megaroentgens to Kilocoulombs per kilogram
Convert Megaroentgens (MR) to Kilocoulombs per kilogram (kC/kg) instantly and accurately.
Conversion Formula
kC/kg = MR × 0.258
About Megaroentgens
The megaroentgen (MR) equals 258 C/kg. Used only in extreme radiation environments - nuclear detonation effects calculations, prompt gamma pulse environments, and legacy radiation hardness assurance for military electronics specify total ionising exposure in MR(air); calibrated flash X-ray simulators output pulse exposures in MR. 1 MR = 258 C/kg = 10⁶ R.
About Kilocoulombs per kilogram
The kilocoulomb per kilogram (kC/kg) equals 10³ C/kg ≈ 3.88 × 10⁶ R. Encountered only in extreme prompt-radiation environments such as nuclear weapon burst regions and high-power flash X-ray facility calibration; at this exposure level all air volumes are multiply ionised and conventional dosimetry models break down. 1 kC/kg = 10³ C/kg.
Quick Reference Table
| Megaroentgens (MR) | Kilocoulombs per kilogram (kC/kg) |
|---|---|
| 1 MR | 0.258 kC/kg |
| 2 MR | 0.516 kC/kg |
| 5 MR | 1.29 kC/kg |
| 10 MR | 2.58 kC/kg |
| 25 MR | 6.45 kC/kg |
| 50 MR | 12.9 kC/kg |
| 100 MR | 25.8 kC/kg |