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Intensity of thermal fluence by thermal effect type
| Type of Thermal Effect | 20 Kt Device Thermal Fluence Calories/cm2 | 550 Kt Device Thermal Fluence Calories/cm2 |
| Mass Fires Virtually Certain | 25 | 25 |
| Mass Fires Likely | 13 | 13 |
| Mass Fires Possible | 10 | 10 |
| 3rd Degree Burns (50% chance) | 7.6 | 9.4 |
| 2nd Degree Burns (50% chance) | 5.0 | 6.2 |
| 1st Degree Burns (50% chance) | 2.5 | 3.1 |
