| Element | Intensity | Wavelength (nm) in air |
Spectrum | Levels Odd J Even J |
|||
| ThI-II | 11 | 615.7088 | I | 7 795 | 4 | 24 032 | 4 |
| ThI-II | 21 | 616.1353 | I | 15 490 | 5 | 31 715 | 6 |
| ThI-II | 36 | 616.4480 | I | 16 217 | 2 | 0 | 2 |
| ThI-II | 170 | 616.9822 | I | 21 165 | 3 | 4 961 | 4 |
| ThI-II | 29 | 617.8432 | I | 24 981 | 3 | 8 800 | 4 |
| ThI-II | 20 | 618.0705 | I | 21 738 | 2 | 5 563 | 1 |
| ThI-II | 312 | 618.2622 | I | 19 039 | 2 | 2 869 | 3 |
| ThI-II | 12 | 618.4790 | I | 29 252 | 2 | 13 088 | 3 |
| ThI-II | 63 | 618.8125 | I | 8 243 | 2 | 24 399 | 3 |
| ThI-II | 61 | 619.1905 | I | 22 508 | 2 | 6 362 | 2 |
| ThI-II | 82 | 619.8223 | I | 19 817 | 1 | 3 687 | 2 |
| ThI-II | 131 | 620.3493 | I | 21 077 | 5 | 4 961 | 4 |
| ThI-II | 96 | 620.7220 | I | 21 668 | 1 | 5 563 | 1 |
| ThI-II | 14 | 622.0011 | I | 25 877 | 4 | 9 804 | 5 |
| ThI-II | 10 | 622.1319 | I | 29 157 | 3 | 13 088 | 3 |
| ThI-II | 57 | 622.4527 | I | 18 930 | 3 | 2 869 | 3 |
| ThI-II | 17 | 622.6370 | I | 18 614 | 1 | 2 558 | 0 |
| ThI-II | 36 | 623.4855 | I | 22 396 | 1 | 6 362 | 2 |
| ThI-II | 11 | 624.0954 | I | 23 521 | 3 | 7 502 | 3 |
| ThI-II | 26 | 625.7424 | I | 22 338 | 3 | 6 362 | 2 |
| ThI-II | 15 | 626.1064 | II | 20 080 | 7/2 | 4 113 | 5/2 |
| ThI-II | 89 | 626.1418 | I | 10 414 | 4 | 26 380 | 5 |
| ThI-II | 26 | 627.4117 | II | 20 080 | 7/2 | 4 146 | 7/2 |
| ThI-II | 20 | 629.1192 | I | 14 481 | 6 | 30 372 | 6 |
| ThI-II | 13 | 629.3242 | I | 25 690 | 5 | 9 804 | 5 |
| ThI-II | 12 | 630.0917 | I | 12 114 | 2 | 27 980 | 3 |
| ThI-II | 14 | 630.3251 | I | 29 157 | 3 | 13 297 | 4 |
| ThI-II | 12 | 631.0810 | I | 10 414 | 4 | 26 255 | 4 |
| ThI-II | 29 | 632.6367 | I | 11 241 | 3 | 27 044 | 3 |
| ThI-II | 94 | 632.7278 | I | 11 197 | 5 | 26 997 | 6 |
| ThI-II | 10 | 633.1414 | I | 31 283 | 3 | 15 493 | 4 |
| ThI-II | 18 | 633.7620 | I | 11 197 | 5 | 26 971 | 4 |
| ThI-II | 10 | 633.9668 | I | 23 049 | 1 | 7 280 | 2 |
| ThI-II | 163 | 634.2860 | I | 24 561 | 3 | 8 800 | 4 |
| ThI-II | 23 | 634.8738 | I | 8 243 | 2 | 23 049 | 2 |
| ThI-II | 10 | 635.5630 | I | 11 241 | 3 | 26 971 | 4 |
| ThI-II | 22 | 635.5911 | I | 10 526 | 3 | 26 255 | 4 |
| ThI-II | 13 | 636.9139 | I | 32 862 | 4 | 17 166 | 5 |
| ThI-II | 25 | 637.1944 | I | 21 252 | 2 | 5 563 | 1 |
| ThI-II | 99 | 637.6931 | I | 29 881 | 4 | 14 204 | 5 |
| ThI-II | 17 | 638.7396 | I | 19 516 | 2 | 3 865 | 1 |
| ThI-II | 10 | 638.8813 | I | 31 141 | 5 | 15 493 | 4 |
| ThI-II | 20 | 640.6446 | I | 20 566 | 4 | 4 961 | 4 |
| ThI-II | 126 | 641.1899 | I | 23 093 | 2 | 7 502 | 3 |
| ThI-II | 41 | 641.3615 | I | 28 884 | 3 | 13 297 | 4 |
| ThI-II | 20 | 643.7761 | I | 29 733 | 5 | 14 204 | 5 |
| ThI-II | 12 | 644.6771 | I | 29 711 | 5 | 14 204 | 5 |
| ThI-II | 13 | 645.0006 | I | 28 347 | 2 | 12 847 | 3 |
| ThI-II | 419 | 645.7282 | I | 7 795 | 4 | 23 277 | 5 |
| ThI-II | 62 | 646.2613 | I | 32 023 | 5 | 16 554 | 6 |
| ThI-II | 16 | 646.2648 | II | 21 682 | 7/2 | 6 213 | 9/2 |
| ThI-II | 52 | 649.0737 | I | 24 202 | 4 | 8 800 | 4 |
| ThI-II | 17 | 649.3198 | I | 10 526 | 3 | 25 923 | 4 |
| ThI-II | 13 | 650.6987 | I | 10 526 | 3 | 25 890 | 2 |
| ThI-II | 10 | 650.9050 | I | 20 922 | 2 | 5 563 | 1 |
| ThI-II | 31 | 651.2364 | I | 19 039 | 2 | 3 687 | 2 |
| ThI-II | 12 | 652.2043 | I | 10 783 | 2 | 26 111 | 1 |
| ThI-II | 177 | 653.1342 | I | 21 668 | 1 | 6 362 | 2 |
| ThI-II | 51 | 655.4160 | I | 20 214 | 3 | 4 961 | 4 |
| ThI-II | 39 | 657.7215 | I | 18 069 | 3 | 2 869 | 3 |
| ThI-II | 12 | 657.7656 | II | 15 349 | 11/2 | 30 548 | 13/2 |
| ThI-II | 218 | 658.3907 | I | 18 053 | 4 | 2 869 | 3 |
| ThI-II | 223 | 658.8540 | I | 19 039 | 2 | 3 865 | 1 |
| ThI-II | 12 | 659.1180 | I | 22 669 | 3 | 7 502 | 3 |
| ThI-II | 125 | 659.1485 | I | 15 166 | 3 | 0 | 2 |
| ThI-II | 14 | 659.3463 | I | 31 716 | 5 | 16 554 | 6 |
| ThI-II | 126 | 659.3939 | I | 20 724 | 0 | 5 563 | 1 |
| ThI-II | 11 | 660.5417 | II | 19 248 | 5/2 | 4 113 | 5/2 |
| ThI-II | 10 | 661.8167 | I | 29 310 | 4 | 14 204 | 5 |
| ThI-II | 14 | 661.9946 | II | 19 248 | 5/2 | 4 146 | 7/2 |
| ThI-II | 19 | 663.8912 | I | 11 197 | 5 | 26 255 | 4 |
| ThI-II | 16 | 664.4664 | |||||
| ThI-II | 24 | 665.8678 | I | 11 241 | 3 | 26 255 | 4 |
| ThI-II | 180 | 666.2269 | I | 22 508 | 2 | 7 502 | 3 |
| ThI-II | 21 | 667.4697 | I | 17 847 | 2 | 2 869 | 3 |
| ThI-II | 19 | 667.8707 | I | 22 248 | 2 | 7 280 | 2 |
| ThI-II | 12 | 668.3367 | I | 8 243 | 2 | 23 201 | 3 |
| ThI-II | 14 | 671.3970 | I | 21 252 | 2 | 6 362 | 2 |
| ThI-II | 13 | 671.9200 | I | 10 526 | 3 | 25 405 | 4 |
| ThI-II | 40 | 672.7458 | I | 20 423 | 1 | 5 563 | 1 |
| ThI-II | 10 | 673.3749 | I | 29 050 | 5 | 14 204 | 5 |
| ThI-II | 80 | 675.6453 | I | 17 354 | 1 | 2 558 | 0 |
| ThI-II | 28 | 677.8312 | I | 18 614 | 1 | 3 865 | 1 |
| ThI-II | 32 | 678.0125 | I | 8 243 | 2 | 22 988 | 2 |
| ThI-II | 48 | 678.0413 | I | 22 855 | 3 | 8 111 | 4 |
| ThI-II | 14 | 678.7736 | I | 28 932 | 4 | 14 204 | 5 |
| ThI-II | 20 | 678.8840 | I | 11 197 | 5 | 25 923 | 4 |
| ThI-II | 19 | 679.1235 | I | 23 521 | 3 | 8 800 | 4 |
| ThI-II | 28 | 682.4677 | I | 11 241 | 3 | 25 890 | 2 |
| ThI-II | 42 | 682.9036 | I | 22 141 | 3 | 7 502 | 3 |
| ThI-II | 77 | 683.4925 | I | 19 588 | 5 | 4 961 | 4 |
| ThI-II | 13 | 685.4109 | I | 27 674 | 2 | 13 088 | 3 |
| ThI-II | 10 | 686.6763 | I | 22 669 | 3 | 8 111 | 4 |
| ThI-II | 15 | 686.8451 | I | 27 852 | 5 | 13 297 | 4 |
| ThI-II | 22 | 687.4753 | I | 17 411 | 3 | 2 869 | 3 |
| ThI-II | 11 | 688.6408 | I | 18 382 | 0 | 3 865 | 1 |
| ThI-II | 145 | 691.1226 | I | 14 465 | 2 | 0 | 2 |
| ThI-II | 14 | 691.6129 | I | 24 259 | 4 | 9 804 | 5 |
| ThI-II | 152 | 694.3611 | I | 24 202 | 4 | 9 804 | 5 |
| ThI-II | 12 | 654.5490 | I | 8 243 | 2 | 22 637 | 3 |
| ThI-II | 307 | 698.9655 | I | 7 795 | 4 | 22 098 | 4 |
| ThI-II | 13 | 699.3037 | Il | 21 297 | 5/2 | 7 001 | 3/2 |
| ThI-II | 72 | 700.0804 | I | 24 084 | 6 | 9 804 | 5 |
| ThI-II | 11 | 700.2883 | I | 28 480 | 4 | 14 204 | 5 |
| ThI-II | 58 | 701.8568 | I | 14 243 | 1 | 0 | 2 |
| ThI-II | 16 | 703.6283 | I | 11 197 | 5 | 25 405 | 4 |
| ThI-II | 14 | 704.5797 | Il | 15 710 | 3/2 | 1 521 | 5/2 |
| ThI-II | 13 | 706.0042 | I | 20 522 | 2 | 6 362 | 2 |
| ThI-II | 27 | 706.0654 | I | 17 847 | 2 | 3 687 | 2 |
| ThI-II | 20 | 706.4452 | I | 14 206 | 4 | 28 358 | 3 |
| ThI-II | 15 | 707.2394 | I | 14 206 | 4 | 28 342 | 5 |
| ThI-II | 15 | 707.5334 | Il | 11 116 | 7/2 | 25 246 | 9/2 |
| ThI-II | 127 | 708.4169 | I | 23 916 | 4 | 9 804 | 5 |
| ThI-II | 53 | 712.4561 | I | 14 032 | 2 | 0 | 2 |
| ThI-II | 20 | 714.8559 | I | 10 414 | 4 | 24 399 | 3 |
| ThI-II | 31 | 715.0284 | I | 17 847 | 2 | 3 865 | 1 |
| ThI-II | 12 | 715.4954 | I | 21 252 | 2 | 7 280 | 2 |
| ThI-II | 10 | 715.6942 | I | 27 266 | 4 | 13 297 | 4 |
| ThI-II | 12 | 715.9947 | I | 27 260 | 3 | 13 297 | 4 |
| ThI-II | 212 | 716.8895 | I | 13 945 | 3 | 0 | 2 |
| ThI-II | 23 | 717.3373 | I | 28 140 | 4 | 14 204 | 5 |
| ThI-II | 21 | 719.1133 | Il | 24 757 | 9/2 | 10 855 | 7/2 |
| ThI-II | 22 | 720.0045 | I | 21 165 | 3 | 7 280 | 2 |
| ThI-II | 16 | 720.6483 | I | 10 526 | 3 | 24 399 | 3 |
| ThI-II | 141 | 720.8006 | I | 22 669 | 3 | 8 800 | 4 |
| ThI-II | 39 | 721.2690 | I | 14 481 | 6 | 28 342 | 5 |
| ThI-II | 67 | 721.8054 | I | 23 655 | 4 | 9 804 | 5 |
| ThI-II | 18 | 721.9152 | I | 18 809 | 4 | 4 961 | 4 |
| ThI-II | 10 | 723.0862 | I | 17 501 | 5 | 31 326 | 4 |
| ThI-II | 16 | 724.2092 | I | 23 609 | 5 | 9 804 | 5 |
| ThI-II | 20 | 724.4697 | I | 7 795 | 4 | 21 594 | 3 |
| ThI-II | 35 | 728.4903 | I | 17 411 | 3 | 3 687 | 2 |
| ThI-II | 14 | 732.4807 | I | 27 852 | 5 | 14 204 | 5 |
| ThI-II | 34 | 732.8285 | I | 20 922 | 2 | 7 280 | 2 |
| ThI-II | 32 | 734.1152 | I | 10 414 | 4 | 24 032 | 4 |
| ThI-II | 21 | 737.6877 | I | 14 481 | 6 | 28 034 | 5 |
| ThI-II | 12 | 738.3712 | I | 20 867 | 7 | 34 407 | 6 |
| ThI-II | 13 | 738.4175 | I | 22 338 | 3 | 8 800 | 4 |
| ThI-II | 106 | 738.5501 | I | 17 224 | 2 | 3 687 | 2 |
| ThI-II | 20 | 739.3438 | II | 26 770 | 11/2 | 13 248 | 9/2 |
| ThI-II | 22 | 740.2252 | I | 10 526 | 3 | 24 032 | 4 |
| ThI-II | 12 | 741.8550 | I | 19 039 | 2 | 5 563 | 1 |
| ThI-II | 79 | 742.8941 | I | 20 737 | 1 | 7 280 | 2 |
| ThI-II | 36 | 743.0253 | I | 19 817 | 1 | 6 362 | 2 |
| ThI-II | 13 | 744.4749 | I | 21 539 | 4 | 8 111 | 4 |
| ThI-II | 14 | 744.7849 | I | 11 241 | 3 | 24 664 | 3 |
| ThI-II | 46 | 748.1355 | I | 22 163 | 4 | 8 800 | 4 |
| ThI-II | 17 | 748.3626 | I | 17 224 | 2 | 3 865 | 1 |
| ThI-II | 31 | 752.5508 | II | 22 685 | 7/2 | 9 400 | 5/2 |
| ThI-II | 30 | 754.9314 | I | 20 522 | 2 | 7 280 | 2 |
| ThI-II | 85 | 756.7742 | I | 23 015 | 5 | 9 804 | 5 |
| ThI-II | 65 | 758.5695 | I | 29 733 | 5 | 16 554 | 6 |
| ThI-II | 65 | 758.5792 | I | 15 736 | 1 | 2 558 | 0 |
| ThI-II | 12 | 759.8205 | I | 29 711 | 5 | 16 554 | 6 |
| ThI-II | 13 | 760.7823 | I | 19 503 | 3 | 6 362 | 2 |
| ThI-II | 21 | 762.5705 | I | 14 481 | 6 | 27 591 | 5 |
| ThI-II | 24 | 762.7175 | I | 18 069 | 3 | 4 961 | 4 |
| ThI-II | 17 | 763.0311 | I | 21 902 | 4 | 8 800 | 4 |
| ThI-II | 10 | 763.6175 | I | 18 053 | 4 | 4 961 | 4 |
| ThI-II | 157 | 764.7379 | I | 22 877 | 5 | 9 804 | 5 |
| ThI-II | 25 | 765.3828 | I | 27 266 | 4 | 14 204 | 5 |
| ThI-II | 15 | 765.8325 | I | 21 165 | 3 | 8 111 | 4 |
| ThI-II | 18 | 767.8127 | I | 20 522 | 2 | 7 502 | 3 |
| ThI-II | 13 | 768.5308 | II | 17 121 | 3/2 | 4 113 | 5/2 |
| ThI-II | 15 | 771.0269 | I | 21 077 | 5 | 8 111 | 4 |
| ThI-II | 12 | 772.8951 | I | 20 214 | 3 | 7 280 | 2 |
| ThI-II | 11 | 774.2563 | I | 15 618 | 3 | 28 531 | 2 |
| ThI-II | 12 | 777.1947 | I | 10 414 | 4 | 23 277 | 5 |
| ThI-II | 20 | 778.2317 | I | 23 621 | 8 | 36 467 | 7 |
| ThI-II | 80 | 778.8934 | I | 11 197 | 5 | 24 032 | 4 |
| ThI-II | 28 | 779.8358 | I | 18 382 | 0 | 5 563 | 1 |
| ThI-II | 151 | 781.7770 | I | 10 414 | 4 | 23 201 | 3 |
| ThI-II | 11 | 784.0298 | I | 26 048 | 4 | 13 297 | 4 |
| ThI-II | 25 | 784.1791 | I | 11 241 | 3 | 23 990 | 2 |
| ThI-II | 142 | 784.7539 | I | 21 539 | 4 | 8 800 | 4 |
| ThI-II | 11 | 784.8455 | I | 15 490 | 5 | 28 227 | 4 |
| ThI-II | 46 | 786.5970 | I | 14 481 | 6 | 27 191 | 5 |
| ThI-II | 26 | 788.6283 | I | 19 039 | 2 | 6 362 | 2 |
| ThI-II | 13 | 789.9623 | I | 21 903 | 7 | 34 558 | 8 |
| ThI-II | 25 | 790.0320 | I | 15 618 | 3 | 28 273 | 2 |
| ThI-II | 14 | 793.7734 | I | 22 399 | 5 | 9 804 | 5 |
| ThI-II | 30 | 794.1726 | I | 16 346 | 4 | 28 934 | 3 |
| ThI-II | 17 | 797.2596 | I | 17 501 | 5 | 4 961 | 4 |
| ThI-II | 191 | 797.8973 | I | 16 217 | 2 | 3 687 | 2 |
| ThI-II | 20 | 798.7973 | I | 14 481 | 6 | 26 997 | 6 |
| ThI-II | 54 | 803.2431 | I | 19 948 | 4 | 7 502 | 3 |
| ThI-II | 23 | 806.2630 | I | 19 227 | 6 | 31 626 | 5 |
| ThI-II | 11 | 807.5652 | I | 24 182 | 2 | 11 802 | 2 |
| ThI-II | 18 | 808.5219 | I | 21 165 | 3 | 8 800 | 4 |
| ThI-II | 30 | 809.3624 | I | 16 217 | 2 | 3 865 | 1 |
| ThI-II | 13 | 812.2723 | I | 19 986 | 6 | 32 293 | 5 |
| ThI-II | 25 | 813.8475 | I | 17 847 | 2 | 5 563 | 1 |
| ThI-II | 117 | 814.3138 | I | 21 077 | 5 | 8 800 | 4 |
| ThI-II | 58 | 815.9728 | I | 18 614 | 1 | 6 362 | 2 |
| ThI-II | 27 | 816.9787 | I | 19 516 | 2 | 7 280 | 2 |
| ThI-II | 102 | 818.6911 | I | 20 322 | 5 | 8 111 | 4 |
| ThI-II | 22 | 825.2394 | I | 12 114 | 2 | 0 | 2 |
| ThI-II | 10 | 826.3924 | I | 21 902 | 4 | 9 804 | 5 |
| ThI-II | 66 | 827.5627 | I | 11 197 | 5 | 23 277 | 5 |
| ThI-II | 82 | 832.0855 | I | 19 516 | 2 | 7 502 | 3 |