| HF | DFT | |||||
| Excitation | Wavelength (nm) | Oscillator Strength (f) | Energy (eV) | Wavelength (nm) | Oscillator Strength (f) | Energy (eV) |
| Excited State 1 75 → 88 78 → 87 79 → 81 79 → 82 | 661.79 | 0.0056 | 1.8735 | 1507.07 | 0.0014 | 0.8227 |
| Excited State 2 74 → 87 77 → 82 77 → 88 79 → 84 80 → 81 80 → 82 | 458.53 | 0.0314 | 2.7039 | 1056.31 | 0.0364 | 1.1738 |
| Excited State 3 74 → 85 77 → 84 78 → 81 78 → 82 79 → 81 79 → 87 80 → 84 | 380.21 | 0.0021 | 3.2610 | 651.98 | 0.0000 | 1.9017 |