Strong Lines of Helium ( He )

Intensity     Vacuum Wavelength (Å)     Spectrum     Reference                      15 c   231.4541 He II GM65    20 c   232.5842 He II GM65    30 c   234.3472 He II GM65    50 c   237.3307 He II GM65   100 c   243.0266 He II GM65   300 P   256.3166 He II MK00b   150 P   256.3177 He II MK00b  1000 P   303.7804 He II MK00b   500 P   303.7858 He II MK00b    10   320.293 He I TW71     2   505.50035 He I M02     3   505.68433 He I M02     4   505.91252 He I M02     5   506.20034 He I M02     7   506.57057 He I M02    10   507.05802 He I M02    15   507.71809 He I M02    20   508.64338 He I M02    25   509.99829 He I M02    35   512.09856 He I M02    50   515.61684 He I M02   100 P   522.21309 He I M02   400 P   537.02992 He I M02  1000 P   584.33436 He I M02    50   591.41207 He I M02     5 c   958.70 He II GM65     6 c   972.11 He II GM65     8 c   992.36 He II GM65    15 c  1025.27 He II GM65    30 c  1084.94 He II GM65    35  1215.09 He II GM65    50 c  1215.17 He II GM65   120 P  1640.3321 He II MK00b    50 P  1640.3447 He II MK00b     7 P  1640.3750 He II MK00b    25 P  1640.3914 He II MK00b   180 P  1640.4742 He II MK00b    25 P  1640.4897 He II MK00b    15 P  1640.5326 He II MK00b

Intensity     Air Wavelength (Å)     Spectrum     Reference                       7 c  2385.40 He II GM65     9 c  2511.20 He II GM65     1  2723.19 He I M60a    12 c  2733.30 He II GM65     2  2763.80 He I M60a    10  2818.2 He I BDD72     4  2829.08 He I M60a    10  2945.11 He I M60a    40  3013.7 He I BDD72    20  3187.74 He I M60a    15 c  3203.10 He II GM65     1  3354.55 He I M60a     2  3447.59 He I M60a     1  3587.27 He I M60a     3  3613.64 He I M60a     2  3634.23 He I M60a     3  3705.00 He I M60a     1  3732.86 He I M60a    10  3819.607 He I M60a     1  3819.76 He I M60a    60 P  3888.6046 He I M02   200 P  3888.6456 He I M02   300 P  3888.6489 He I M02    20  3964.729 He I M60a     1  4009.27 He I M60a    50  4026.191 He I M60a     5  4026.36 He I M60a    12  4120.82 He I M60a     2  4120.99 He I M60a     3  4143.76 He I M60a    10  4387.929 He I M60a     3  4437.55 He I M60a   200  4471.479 He I M60a    25  4471.68 He I M60a     4 P,c  4685.3769 He II MK00b     3 P,c  4685.4072 He II MK00b    15* P,c  4685.7038 He II MK00b    15* P,c  4685.7044 He II MK00b    12 P,c  4685.8041 He II MK00b    30  4713.146 He I M60a     4  4713.38 He I M60a    20  4921.931 He I M60a   100  5015.678 He I M60a    10  5047.74 He I M60a     5 c  5411.52 He II GM65   500 P  5875.6148 He I M02   250 P  5875.6404 He I M02   120 P  5875.9663 He I M02     8 c  6560.10 He II GM65   200 P  6678.1517 He I M02     3  6867.48 He I M60a   100 P  7065.1771 He I M02    60 P  7065.2153 He I M02    20 P  7065.7086 He I M02    50  7281.35 He I M60a     1  7816.15 He I M60a     2  8361.69 He I M60a     2  9063.27 He I M60a     2  9210.34 He I M60a    10  9463.61 He I M60a     4  9516.60 He I M60a     3  9526.17 He I M60a     1  9529.27 He I M60a     1  9603.42 He I M60a     3  9702.60 He I M60a     6 10027.73 He I M60a     2 10031.16 He I M60a    15 c 10123.6 He II GM65     1 10138.50 He I M60a    10 10311.23 He I M60a     2 10311.54 He I M60a     3 10667.65 He I M60a   150 P 10829.0911 He I M02   500 P 10830.2501 He I M02  1000 P 10830.3398 He I M02     9 10913.05 He I L70a     3 10917.10 He I L70a     4 c 11626.4 He II GM65    30 11969.12 He I L70a    20 12527.52 He I L70a    50 12784.99 He I L70a    20 12790.57 He I L70a     7 12845.96 He I L70a    10 12968.45 He I L70a     2 12984.89 He I L70a    12 15083.64 He I L70a   200 17002.47 He I L70a     1 18555.55 He I M60a     6 c 18636.8 He II GM65   500 18685.34 He I L70a   200 18697.23 He I L70a   100 19089.38 He I L70a    20 19543.08 He I L70a   500 P 20581.287 He I M02    80 21120.07 He I L70a    10 21121.43 He I L70a    20 21132.03 He I L70a     3 c 30908.5 He II GM65     4 40478.90 He I L70a