Here you find various information on the brightest lines, ordered in wavelength:
Wavelengths (Angstroms); weighted oscillator strengths (gf);
transition probabilities (A);
intensities (normalised) at
106 , 1010, 1015, 1020
cm-3;
together with:
Configuration; Term; Index of the level (1=ground); Energy (observed if available - otherwise theoretical);
of the lower (l) and upper levels (u)
Note that intensities have been calculated at log T[K]=6.65, where the ion fraction peaks in ionization equilibrium. Only lines brighter than 0.001 the strongest line (at all densities) are retained.
Lines flagged with a "*" before their wavelengths only have theoretical energy levels.
Please note that their wavelengths are not very accurate.
Wavelength |
gf |
Aul |
R |
R |
R |
R |
Cl |
Tl |
Cu | Tu |
Il | Iu |
El | Eu |
(A) | (s-1) |
(106) |
(1010) |
(1015) |
(1020) |
(cm-1) | (cm-1) |
|||||||
| 5.2856 | 2.89e-02 | 2.30e+12 | 1.18e-02 | 1.18e-02 | 1.16e-02 | 8.66e-03 | 1s2 | 1S0 | 1s.5p | 1P1 | 1 | 49 | 0 | 18919421 |
| 5.4046 | 5.89e-02 | 4.48e+12 | 2.73e-02 | 2.73e-02 | 2.67e-02 | 2.03e-02 | 1s2 | 1S0 | 1s.4p | 1P1 | 1 | 31 | 0 | 18502736 |
| 5.6807 | 1.56e-01 | 1.07e+13 | 9.56e-02 | 9.56e-02 | 9.39e-02 | 7.43e-02 | 1s2 | 1S0 | 1s.3p | 1P1 | 1 | 17 | 0 | 17603422 |
| 5.6887 | 6.14e-04 | 4.22e+10 | 1.84e-03 | 1.84e-03 | 2.23e-03 | 3.70e-03 | 1s2 | 1S0 | 1s.3p | 3P1 | 1 | 10 | 0 | 17578568 |
| * 6.2651 | 1.25e+00 | 4.23e+13 | 1.79e-03 | 1.79e-03 | 1.74e-03 | 1.19e-03 | 1s.2p | 1P1 | 2p2 | 1D2 | 7 | 135 | 15042266 | 31003737 |
| 6.6479 | 7.59e-01 | 3.82e+13 | 1.00e+00 | 1.00e+00 | 1.00e+00 | 1.00e+00 | 1s2 | 1S0 | 1s.2p | 1P1 | 1 | 7 | 0 | 15042252 |
| 6.6850 | 0.00e+00 | 3.82e+07 | 6.30e-02 | 6.30e-02 | 1.77e-01 | 3.45e-04 | 1s2 | 1S0 | 1s.2p | 3P2 | 1 | 5 | 0 | 14958907 |
| 6.6882 | 2.84e-03 | 1.41e+11 | 2.33e-01 | 2.33e-01 | 6.54e-01 | 4.67e-01 | 1s2 | 1S0 | 1s.2p | 3P1 | 1 | 4 | 0 | 14951749 |
| 6.7403 | 6.76e-09 | 3.31e+05 | 6.68e-01 | 6.68e-01 | 9.01e-02 | 1.73e-06 | 1s2 | 1S0 | 1s.2s | 3S1 | 1 | 2 | 0 | 14836162 |
| 24.5185 | 6.13e-02 | 1.36e+11 | 8.83e-04 | 8.83e-04 | 9.56e-04 | 1.19e-03 | 1s.2s | 3S1 | 1s.5p | 3P2 | 2 | 36 | 14836162 | 18914719 |
| 25.2549 | 1.87e-01 | 2.79e+11 | 2.95e-04 | 2.95e-04 | 3.70e-04 | 1.65e-03 | 1s.2p | 3P2 | 1s.5d | 3D3 | 5 | 39 | 14958907 | 18918530 |
| 27.3428 | 1.53e-01 | 2.72e+11 | 2.18e-03 | 2.18e-03 | 2.43e-03 | 3.46e-03 | 1s.2s | 3S1 | 1s.4p | 3P2 | 2 | 22 | 14836162 | 18493430 |
| 27.3495 | 9.12e-02 | 2.71e+11 | 1.25e-03 | 1.25e-03 | 1.38e-03 | 1.73e-03 | 1s.2s | 3S1 | 1s.4p | 3P1 | 2 | 20 | 14836162 | 18492537 |
| 28.1642 | 1.22e-01 | 3.42e+11 | 1.62e-04 | 1.62e-04 | 2.25e-04 | 1.07e-03 | 1s.2p | 3P0 | 1s.4d | 3D1 | 3 | 23 | 14949972 | 18500576 |
| * 28.1784 | 2.60e-01 | 4.36e+11 | 3.50e-04 | 3.50e-04 | 4.71e-04 | 1.99e-03 | 1s.2p | 3P1 | 1s.4d | 3D2 | 4 | 24 | 14951737 | 18500551 |
| 28.2325 | 5.11e-01 | 6.11e+11 | 6.75e-04 | 6.75e-04 | 9.43e-04 | 5.18e-03 | 1s.2p | 3P2 | 1s.4d | 3D3 | 5 | 25 | 14958907 | 18500926 |
| 36.4362 | 6.30e-01 | 6.33e+11 | 7.59e-03 | 7.59e-03 | 9.23e-03 | 1.84e-02 | 1s.2s | 3S1 | 1s.3p | 3P2 | 2 | 12 | 14836162 | 17580689 |
| 36.4643 | 3.76e-01 | 6.29e+11 | 4.28e-03 | 4.28e-03 | 5.18e-03 | 8.61e-03 | 1s.2s | 3S1 | 1s.3p | 3P1 | 2 | 10 | 14836162 | 17578568 |
| 36.4715 | 1.26e-01 | 6.31e+11 | 1.51e-03 | 1.51e-03 | 1.85e-03 | 3.56e-03 | 1s.2s | 3S1 | 1s.3p | 3P0 | 2 | 9 | 14836162 | 17578029 |
| 37.7639 | 6.77e-01 | 1.06e+12 | 4.69e-04 | 4.69e-04 | 1.00e-03 | 7.36e-03 | 1s.2p | 3P0 | 1s.3d | 3D1 | 3 | 13 | 14949972 | 17598002 |
| 37.7889 | 1.40e+00 | 1.31e+12 | 1.00e-03 | 1.00e-03 | 1.97e-03 | 1.27e-02 | 1s.2p | 3P1 | 1s.3d | 3D2 | 4 | 14 | 14951749 | 17598031 |
| 37.7893 | 5.06e-01 | 7.87e+11 | 3.48e-04 | 3.48e-04 | 7.44e-04 | 5.46e-03 | 1s.2p | 3P1 | 1s.3d | 3D1 | 4 | 13 | 14951749 | 17598002 |
| 37.8796 | 2.84e+00 | 1.88e+12 | 1.96e-03 | 1.96e-03 | 4.20e-03 | 3.57e-02 | 1s.2p | 3P2 | 1s.3d | 3D3 | 5 | 15 | 14958907 | 17598849 |
| 37.8914 | 4.43e-01 | 4.11e+11 | 3.14e-04 | 3.14e-04 | 6.15e-04 | 3.99e-03 | 1s.2p | 3P2 | 1s.3d | 3D2 | 5 | 14 | 14958907 | 17598031 |
| 38.5359 | 4.91e-02 | 7.35e+10 | 1.34e-03 | 1.34e-03 | 1.98e-03 | 2.68e-03 | 1s.2p | 3P1 | 1s.3s | 3S1 | 4 | 8 | 14951749 | 17546734 |
| 38.6425 | 8.19e-02 | 1.22e+11 | 2.22e-03 | 2.22e-03 | 3.28e-03 | 4.44e-03 | 1s.2p | 3P2 | 1s.3s | 3S1 | 5 | 8 | 14958907 | 17546734 |
| 39.1029 | 1.90e+00 | 1.66e+12 | 1.45e-03 | 1.45e-03 | 1.85e-03 | 5.00e-03 | 1s.2p | 1P1 | 1s.3d | 1D2 | 7 | 16 | 15042252 | 17599605 |
| 39.1270 | 1.96e-01 | 1.71e+11 | 1.27e-04 | 1.27e-04 | 2.48e-04 | 1.61e-03 | 1s.2p | 1P1 | 1s.3d | 3D2 | 7 | 14 | 15042252 | 17598031 |
| 39.4180 | 5.28e-02 | 2.27e+11 | 3.72e-03 | 3.72e-03 | 3.67e-03 | 2.86e-03 | 1s.2p | 1P1 | 1s.3s | 1S0 | 7 | 11 | 15042252 | 17579166 |
| 814.6970 | 9.62e-02 | 1.93e+08 | 2.61e-03 | 2.61e-03 | 7.32e-03 | 1.43e-05 | 1s.2s | 3S1 | 1s.2p | 3P2 | 2 | 5 | 14836162 | 14958907 |
| 878.6570 | 1.78e-02 | 1.54e+08 | 5.84e-04 | 5.84e-04 | 1.64e-03 | 2.09e-06 | 1s.2s | 3S1 | 1s.2p | 3P0 | 2 | 3 | 14836162 | 14949972 |
Created by Giulio Del Zanna on Wed Apr 16 17:44:25 2025