He II 4.7 237.351 5 308.0 81.0 1s-5p ^2S_{1/2}-^2P\de_{3/2} H 4 243.032 4 479.0 88.0 1s-4p ^2S_{1/2}-^2P\de_{3/2} 3 256.323 b 2 1580.0 185.0 1s-3p ^2S_{1/2}-^2P\de_{3/2} 2 303.784 1 62200.0 14700.0 1s-2p ^2S_{1/2}-^2P\de_{1/2,3/2} 1 C IV 5.0 312.429 5 14.2 7.2 2s-3p ^2S_{1/2}-^2P\de_{1/2,3/2} Li 5 384.032 14 8.6 3.3 2p-3d ^2P\de_{1/2}-^2D_{3/2} 6 384.165 7 9.5 2.5 2p-3d ^2P\de_{3/2}-^2D_{5/2} 6 419.718 6 12.4 2.5 2p-3s ^2P\de_{3/2}-^2S_{1/2} 7 O III 5.0 374.051 14 14.4 4.4 2p^2-2p3s ^3P_{0,2}-^3P\de_{1,2} C 5 374.160 18 4.9 3.1 2p^2-2p3s ^3P_{1}-^3P\de_{1} 5 O IV 5.2 238.624 12 108.0 66.0 2p-3d ^2P\de_{3/2}-^2D_{5/2} B 6 O V 5.4 215.288 s 4 79.4 35.0 2s2p-2s3s ^3P\de_{2}-^3S_{1} Be 7 248.460 6 59.7 34.0 2s2p-2s3s ^1P\de_{1}-^1S_{0} 9 Ne III 5.0 283.149 8 27.4 13.0 2p^4-2p^33s ^3P_{2}-^3D\de_{2,3} O 5 322.696 11 20.3 7.9 2p^4-2p^33s ^3P_{2}-^5S\de_{2} 379.306 1 7.6 2.2 2s^22p^4-2s2p^5 ^1D_{2}-^1P\de_{1} 9 427.843 12 3.9 1.8 2s^22p^4-2s2p^5 ^1S_{0}-^1P\de_{1} 10 Ne IV 5.2 357.889 13 7.8 3.9 2s^22p^3-2s2p^4 ^2D\de_{3/2}-^2P_{1/2} N 15 421.592 7 4.3 1.4 2s^22p^3-2s2p^4 ^2P\de_{3/2}-^2S_{1/2} 18 Ne V 5.5 358.455 5 15.2 3.7 2s^22p^2-2s2p^3 ^3P_{1}-^3S\de_{1} C 6 359.378 3 26.3 4.3 2s^22p^2-2s2p^3 ^3P_{2}-^3S\de_{1} 6 416.208 3 24.2 3.4 2s^22p^2-2s2p^3 ^1D_{2}-^1D\de_{2} 15 Ne VI 5.6 399.837 4 14.9 2.8 2s^22p-2s2p^2 ^2P\de_{1/2}-^2P_{3/2} B 10 401.139 2 29.9 4.0 2s^22p-2s2p^2 ^2P\de_{1/2}-^2P_{1/2} 10 401.936 1 84.6 9.8 2s^22p-2s2p^2 ^2P\de_{3/2}-^2P_{3/2} 10 403.296 b 2 45.6 5.6 2s^22p-2s2p^2 ^2P\de_{3/2}-^2P_{1/2} 10 433.161 10 7.5 3.0 2s^22p-2s2p^2 ^2P\de_{1/2}-^2S_{1/2} 11 435.632 5 9.8 2.3 2s^22p-2s2p^2 ^2P\de_{3/2}-^2S_{1/2} 11 Na VII 5.8 353.290 b 4 10.1 3.1 2s^22p-2s2p^2 ^2P\de_{3/2}-^2P_{3/2} B 10 Na VIII 5.9 411.164 2 26.0 3.6 2s^2-2s2p ^1S_{0}-^1P\de_{1} Be 13 Mg V 5.4 351.117 9 13.1 4.6 2s^22p^4-2s2p^5 ^3P_{2}-^3P\de_{1} O 6 353.084 8 10.4 3.8 2s^22p^4-2s2p^5 ^3P_{2}-^3P\de_{2} 6 353.290 b 4 10.1 3.1 2s^22p^4-2s2p^5 ^3P_{1}-^3P\de_{1} 6 354.162 8 9.0 4.6 2s^22p^4-2s2p^5 ^3P_{0}-^3P\de_{1} 6 355.339 14 11.3 6.2 2s^22p^4-2s2p^5 ^3P_{1}-^3P\de_{2} 6 376.625 14 6.2 2.9 2s2p^5-2p^6 ^1P\de_{1}-^1S_{0} Mg VI 5.6 269.038 8 37.1 17.3 2s^22p^3-2s2p^4 ^2D\de_{3/2}-^2P_{1/2} N 15 270.401 6 59.1 16.9 2s^22p^3-2s2p^4 ^2D\de_{5/2}-^2P_{3/2} 15 319.726 7 7.8 4.2 2s2p^4-2p^5 ^2D_{3/2}-^2P\de_{1/2} 349.162 4 55.2 8.6 2s^22p^3-2s2p^4 ^2D\de_{3/2,5/2}-^2D_{3/2,5/2} 14 387.955 10 8.2 2.7 2s^22p^3-2s2p^4 ^2P\de_{3/2}-^2D_{5/2} 16 399.275 3 9.3 1.8 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{1/2} 6 400.668 3 16.2 2.5 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{3/2} 6 403.296 b 2 45.6 5.6 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{5/2} 6 Mg VII 5.8 277.045 b 6 85.1 23.0 2s^22p^2-2s2p^3 ^3P_{1}-^3S\de_{1} C 6 278.407 5 114.0 24.0 2s^22p^2-2s2p^3 ^3P_{2}-^3S\de_{1} 6 319.023 b 2 76.4 11.0 2s^22p^2-2s2p^3 ^1D_{2}-^1D\de_{2} 15 363.753 5 11.2 3.0 2s^22p^2-2s2p^3 ^3P_{0}-^3P\de_{1} 7 365.210 4 23.2 4.3 2s^22p^2-2s2p^3 ^3P_{1}-^3P\de_{0,1,2} 7 367.675 1 46.2 5.6 2s^22p^2-2s2p^3 ^3P_{2}-^3P\de_{1,2} 7 429.132 6 10.9 2.5 2s^22p^2-2s2p^3 ^3P_{0}-^3D\de_{1} 8 431.141 19 9.2 3.0 2s^22p^2-2s2p^3 ^3P_{1}-^3D\de_{1} 8 431.288 9 17.6 3.4 2s^22p^2-2s2p^3 ^3P_{1}-^3D\de_{2} 8 434.917 3 27.9 3.9 2s^22p^2-2s2p^3 ^3P_{2}-^3D\de_{3} 8 Mg VIII 5.9 311.778 b 4 79.1 14.1 2s^22p-2s2p^2 ^2P\de_{1/2}-^2P_{3/2} B 10 313.736 3 80.3 12.3 2s^22p-2s2p^2 ^2P\de_{1/2}-^2P_{1/2} 10 315.024 1 253.0 31.0 2s^22p-2s2p^2 ^2P\de_{3/2}-^2P_{3/2} 10 317.008 6 57.5 13.1 2s^22p-2s2p^2 ^2P\de_{3/2}-^2P_{1/2} 10 339.000 3 53.8 8.4 2s^22p-2s2p^2 ^2P\de_{3/2}-^2S_{1/2} 11 430.445 1 40.3 4.9 2s^22p-2s2p^2 ^2P\de_{1/2}-^2D_{3/2} 12 436.726 1 67.5 8.0 2s^22p-2s2p^2 ^2P\de_{3/2}-^2D_{5/2} 12 Mg IX 6.0 368.063 1 1070.0 122.0 2s^2-2s2p ^1S_{0}-^1P\de_{1} Be 13 439.173 6 9.4 2.4 2s2p-2p^2 ^3P\de_{1}-^3P_{2} 14 441.221 13 7.7 2.8 2s2p-2p^2 ^3P\de_{0}-^3P_{1} 14 443.371 9 5.6 1.9 2s2p-2p^2 ^3P\de_{1}-^3P_{1} 14 443.956 4 19.6 3.3 2s2p-2p^2 ^3P\de_{2}-^3P_{2} 14 448.279 6 4.7 1.5 2s2p-2p^2 ^3P\de_{2}-^3P_{1} 14 Al VII 5.8 353.741 10 9.9 5.2 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{3/2} N 6 Al VIII 5.9 285.449 7 27.8 12.4 2s^22p^2-2s2p^3 ^1D_{2}-^1D\de_{2} C 15 Al IX 6.0 282.431 8 28.4 13.2 2s^22p-2s2p^2 ^2P\de_{1/2}-^2P_{1/2} B 10 300.564 6 30.6 11.3 2s^22p-2s2p^2 ^2P\de_{1/2}-^2S_{1/2} 11 305.093 2 17.3 7.8 2s^22p-2s2p^2 ^2P\de_{3/2}-^2S_{1/2} 11 385.023 6 7.0 2.0 2s^22p-2s2p^2 ^2P\de_{1/2}-^2D_{3/2} 12 392.414 4 15.3 2.7 2s^22p-2s2p^2 ^2P\de_{3/2}-^2D_{5/2} 12 Al X 6.1 332.782 1 159.0 19.4 2s^2-2s2p ^1S_{0}-^1P\de_{1} Be 13 Si VII 5.8 275.377 8 105.0 28.0 2s^22p^4-2s2p^5 ^3P_{2}-^3P\de_{2} O 6 Si VIII 5.9 276.850 5 65.6 17.7 2s^22p^3-2s2p^4 ^2D\de_{3/2}-^2D_{3/2} N 14 277.045 b 6 85.1 23.0 2s^22p^3-2s2p^4 ^2D\de_{5/2}-^2D_{5/2} 14 314.345 4 54.1 10.3 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{1/2} 6 316.220 3 88.7 12.9 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{3/2} 6 319.839 1 113.0 13.9 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{5/2} 6 338.375 9 9.6 4.0 2s2p^4-2p^5 ^2P_{3/2}-^2P\de_{1/2} Si IX 6.0 258.095 6 49.7 19.4 2s^22p^2-2s2p^3 ^1D_{2}-^1D\de_{2} C 15 290.693 9 33.2 15.1 2s^22p^2-2s2p^3 ^3P_{0}-^3P\de_{1} 7 292.801 5 70.6 16.3 2s^22p^2-2s2p^3 ^3P_{1}-^3P\de_{0,1,2} 7 296.137 4 208.0 33.0 2s^22p^2-2s2p^3 ^3P_{2}-^3P\de_{1,2} 7 341.974 2 29.4 4.9 2s^22p^2-2s2p^3 ^3P_{0}-^3D\de_{1} 8 344.958 4 17.3 4.2 2s^22p^2-2s2p^3 ^3P_{1}-^3D\de_{1} 8 345.130 3 70.9 9.9 2s^22p^2-2s2p^3 ^3P_{1}-^3D\de_{2} 8 349.872 1 140.0 16.3 2s^22p^2-2s2p^3 ^3P_{2}-^3D\de_{2,3} 8 Si X 6.1 253.808 8 207.0 55.0 2s^22p-2s2p^2 ^2P\de_{1/2}-^2P_{3/2} B 10 256.323 b 2 1580.0 185.0 2s^22p-2s2p^2 ^2P\de_{1/2}-^2P_{1/2} 10 258.368 3 377.0 58.0 2s^22p-2s2p^2 ^2P\de_{3/2}-^2P_{3/2} 10 261.049 3 140.0 27.0 2s^22p-2s2p^2 ^2P\de_{3/2}-^2P_{1/2} 10 271.992 4 131.0 25.0 2s^22p-2s2p^2 ^2P\de_{1/2}-^2S_{1/2} 11 277.268 5 114.0 25.0 2s^22p-2s2p^2 ^2P\de_{3/2}-^2S_{1/2} 11 292.251 6 43.7 13.0 2s2p^2-2p^3 ^4P_{5/2}-^4S\de_{3/2} 347.406 1 210.0 48.0 2s^22p-2s2p^2 ^2P\de_{1/2}-^2D_{3/2} 12 356.027 1 218.0 25.0 2s^22p-2s2p^2 ^2P\de_{3/2}-^2D_{3/2,5/2} 12 Si XI 6.2 303.324 1 2930.0 330.0 2s^2-2s2p ^1S_{0}-^1P\de_{1} Be 13 361.406 4 23.7 4.3 2s2p-2p^2 ^3P\de_{0}-^3P_{1} 14 365.419 3 39.8 5.9 2s2p-2p^2 ^3P\de_{2}-^3P_{2} 14 371.499 7 14.5 3.7 2s2p-2p^2 ^3P\de_{2}-^3P_{1} 14 S X 6.1 259.495 12 123.0 44.0 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{3/2} N 6 264.221 9 96.3 32.0 2s^22p^3-2s2p^4 ^4S\de_{3/2}-^4P_{5/2} 6 S XI 6.3 186.883 sb 3 1330.0 330.0 2s^22p^2-2s2p^3 ^3P_{0}-^3S\de_{1} C 6 191.234 sb 4 286.0 135.0 2s^22p^2-2s2p^3 ^3P_{2}-^3S\de_{1} 6 239.834 7 130.0 56.0 2s^22p^2-2s2p^3 ^3P_{0}-^3P\de_{1} 7 246.887 6 104.0 44.0 2s^22p^2-2s2p^3 ^3P_{2}-^3P\de_{2} 7 281.440 6 36.3 16.0 2s^22p^2-2s2p^3 ^3P_{0}-^3D\de_{1} 8 285.578 8 53.4 17.8 2s^22p^2-2s2p^3 ^3P_{1}-^3D\de_{1} 8 285.830 4 68.4 16.5 2s^22p^2-2s2p^3 ^3P_{1}-^3D\de_{2} 8 S XII 6.3 288.401 2 135.0 21.0 2s^22p-2s2p^2 ^2P\de_{1/2}-^2D_{3/2} B 12 299.534 12 47.2 18.3 2s^22p-2s2p^2 ^2P\de_{3/2}-^2D_{5/2} 12 S XIII 6.4 256.683 2 527.0 70.0 2s^2-2s2p ^1S_{0}-^1P\de_{1} Be 13 S XIV 6.4 417.640 1 184.0 21.0 2s-2p ^2S_{1/2}-^2P\de_{3/2} Li 12 445.660 1 65.5 7.7 2s-2p ^2S_{1/2}-^2P\de_{1/2} 12 Ar VIII 5.6 337.238 10 17.5 6.4 3d-4p ^2D_{5/2}-^2P\de_{3/2} Na 338.181 21 12.9 6.9 3d-4p ^2D_{3/2}-^2P\de_{1/2} Ar XV 6.5 221.138 s 4 64.7 31.0 2s^2-2s2p ^1S_{0}-^1P\de_{1} Be 13 Ar XVI 6.6 353.963 9 7.7 3.7 2s-2p ^2S_{1/2}-^2P\de_{3/2} Li 12 389.075 b 3 12.8 2.2 2s-2p ^2S_{1/2}-^2P\de_{1/2} 12 K XVI 6.6 206.267 s 3 123.0 57.0 2s^2-2s2p ^1S_{0}-^1P\de_{1} Be 13 Ca VII 5.7 342.390 13 13.2 5.9 3p^2-3p3d ^3P_{2}-^3D\de_{3} Si 3 414.679 8 2.8 1.3 3s^23p^2-3s3p^3 ^3P_{2}-^3S\de_{1} 1 Ca VIII 5.8 436.089 8 4.6 1.7 3s^23p-3s3p^2 ^2P\de_{3/2}-^2P_{3/2} Al 1 Ca XVII 6.7 371.035 4 6.1 1.9 2s^2-2s2p ^1S_{0}-^3P\de_{1} Be 15 Ca XVIII 6.8 302.167 3 25.3 10.0 2s-2p ^2S_{1/2}-^2P\de_{3/2} Li 12 344.772 8 13.6 4.8 2s-2p ^2S_{1/2}-^2P\de_{1/2} 12 Ti XI 6.0 386.150 9 9.3 2.7 3s^2-3s3p ^1S_{0}-^1P\de_{1} Mg 9 Cr XII 6.1 305.842 10 49.6 17.3 3s^23p-3s3p^2 ^2P\de_{3/2}-^2P_{3/2} Al 1 332.049 10 14.0 5.8 3s3p^2-3p^3 ^4P_{5/2}-^4S\de_{3/2} 392.996 12 5.8 2.3 3s^23p-3s3p^2 ^2P\de_{1/2}-^2D_{3/2} 15 Cr XIII 6.2 328.259 3 91.0 12.9 3s^2-3s3p ^1S_{0}-^1P\de_{1} Mg 9 368.163 b 6 128.0 24.0 3s3p-3p^2 ^3P\de_{2}-^3P_{1} 10 Cr XIV 6.2 300.248 11 39.7 16.1 3p-3d ^2P\de_{3/2}-^2D_{5/2} Na 11 389.854 1 77.3 8.8 3s-3p ^2S_{1/2}-^2P\de_{3/2} 12 412.039 2 30.4 4.0 3s-3p ^2S_{1/2}-^2P\de_{1/2} 12 Mn XIV 6.3 304.874 b 3 206.0 29.0 3s^2-3s3p ^1S_{0}-^1P\de_{1} Mg 9 Mn XV 6.3 360.963 5 78.7 10.9 3s-3p ^2S_{1/2}-^2P\de_{3/2} Na 12 384.745 b 3 26.9 3.8 3s-3p ^2S_{1/2}-^2P\de_{1/2} 12 Fe IX 5.8 171.061 s 3 1510.0 470.0 3p^6-3p^53d ^1S_{0}-^1P\de_{1} Ar 4 217.102 s 4 70.5 34.0 3p^6-3p^53d ^1S_{0}-^3D\de_{1} 5 241.747 8 195.0 70.0 3p^6-3p^53d ^1S_{0}-^3P\de_{2} 6 244.916 5 162.0 48.0 3p^6-3p^53d ^1S_{0}-^3P\de_{1} 6 Fe X 6.0 174.517 sb 4 764.0 360.0 3p^5-3p^43d ^2P\de_{3/2}-^2D_{5/2} Cl 4 257.257 5 132.0 34.0 3p^5-3p^43d ^2P\de_{3/2}-^4D_{5/2} 345.735 2 75.8 9.7 3s^23p^5-3s3p^6 ^2P\de_{3/2}-^2S_{1/2} 8 365.565 3 43.0 6.0 3s^23p^5-3s3p^6 ^2P\de_{1/2}-^2S_{1/2} 8 Fe XI 6.1 188.209 s 3 1140.0 270.0 3p^4-3p^33d ^3P_{2}-^3P\de_{2} S 7 308.575 4 84.4 15.9 3s^23p^4-3s3p^5 ^1D_{2}-^1P\de_{1} 341.114 2 37.3 5.7 3s^23p^4-3s3p^5 ^3P_{2}-^3P\de_{1} 8 349.035 b 8 7.2 3.4 3s^23p^4-3s3p^5 ^3P_{1}-^3P\de_{0} 8 352.672 1 130.0 15.3 3s^23p^4-3s3p^5 ^3P_{2}-^3P\de_{2} 8 356.530 8 15.0 4.9 3s^23p^4-3s3p^5 ^3P_{1}-^3P\de_{1} 8 358.667 2 72.6 9.4 3s^23p^4-3s3p^5 ^3P_{0}-^3P\de_{1} 8 369.163 2 37.9 5.2 3s^23p^4-3s3p^5 ^3P_{1}-^3P\de_{2} 8 Fe XII 6.1 186.883 sb 3 1330.0 330.0 3p^3-3p^23d ^2D\de_{5/2}-^2F_{7/2} P 3 192.373 sb 1 2370.0 340.0 3p^3-3p^23d ^4S\de_{3/2}-^4P_{1/2} 4 193.511 s 2 1280.0 230.0 3p^3-3p^23d ^4S\de_{3/2}-^4P_{3/2} 4 195.115 s 2 1220.0 210.0 3p^3-3p^23d ^4S\de_{3/2}-^4P_{5/2} 4 200.408 s 3 365.0 96.0 3p^3-3p^23d ^2P\de_{3/2}-^2S_{1/2} 201.121 sb 2 394.0 137.0 3p^3-3p^23d ^2P\de_{3/2}-^2P_{3/2} 219.428 s 8 136.0 60.0 3p^3-3p^23d ^2D\de_{5/2}-^2P_{3/2} 3 291.007 3 109.0 19.4 3s^23p^3-3s3p^4 ^2D\de_{5/2}-^2P_{3/2} 335.043 12 13.0 6.2 3s^23p^3-3s3p^4 ^2D\de_{3/2}-^2D_{3/2} 338.273 2 76.6 10.3 3s^23p^3-3s3p^4 ^2D\de_{5/2}-^2D_{5/2} 346.857 2 66.9 8.6 3s^23p^3-3s3p^4 ^4S\de_{3/2}-^4P_{1/2} 352.106 1 144.0 17.0 3s^23p^3-3s3p^4 ^4S\de_{3/2}-^4P_{3/2} 364.468 1 233.0 26.0 3s^23p^3-3s3p^4 ^4S\de_{3/2}-^4P_{5/2} 382.854 5 7.1 2.1 3s^23p^3-3s3p^4 ^2P\de_{3/2}-^2D_{5/2} Fe XIII 6.2 191.234 sb 4 286.0 135.0 3p^2-3p3d ^1D_{2}-^1P\de_{1} Si 201.121 sb 2 394.0 137.0 3p^2-3p3d ^3P_{1}-^3D\de_{1} 3 202.043 s 2 646.0 109.0 3p^2-3p3d ^3P_{0}-^3P\de_{1} 4 203.824 s 2 1060.0 158.0 3p^2-3p3d ^3P_{2}-^3D\de_{2,3} 3 204.251 s 2 141.0 41.0 3p^2-3p3d ^3P_{1}-^1D\de_{2} 204.952 s 4 348.0 93.0 3p^2-3p3d ^3P_{2}-^3D\de_{1} 3 209.615 s 6 93.7 51.0 3p^2-3p3d ^3P_{1}-^3P\de_{2} 4 213.774 s 2 58.3 28.0 3p^2-3p3d ^3P_{2}-^3P\de_{2} 4 221.830 s 5 152.0 47.0 3p^2-3p3d ^1D_{2}-^1D\de_{2} 2 240.723 9 148.0 61.0 3s^23p^2-3s3p^3 ^3P_{0}-^3S\de_{1} 1 246.195 6 160.0 48.0 3s^23p^2-3s3p^3 ^3P_{1}-^3S\de_{1} 1 251.943 2 364.0 55.0 3s^23p^2-3s3p^3 ^3P_{2}-^3S\de_{1} 1 256.430 b 14 133.0 51.0 3s^23p^2-3s3p^3 ^1D_{2}-^1P\de_{1} 311.555 6 40.8 10.9 3s^23p^2-3s3p^3 ^3P_{1}-^3P\de_{2} 312.174 2 85.9 12.3 3s^23p^2-3s3p^3 ^3P_{1}-^3P\de_{1} 318.120 3 96.0 13.9 3s^23p^2-3s3p^3 ^1D_{2}-^1D\de_{2} 320.800 2 172.0 22.0 3s^23p^2-3s3p^3 ^3P_{2}-^3P\de_{2} 321.463 5 32.9 7.4 3s^23p^2-3s3p^3 ^3P_{2}-^3P\de_{1} 348.182 1 128.0 15.3 3s^23p^2-3s3p^3 ^3P_{0}-^3D\de_{1} 11 359.644 1 147.0 16.9 3s^23p^2-3s3p^3 ^3P_{1}-^3D\de_{2} 11 359.830 4 22.4 4.4 3s^23p^2-3s3p^3 ^3P_{1}-^3D\de_{1} 11 368.163 b 6 128.0 24.0 3s^23p^2-3s3p^3 ^3P_{2}-^3D\de_{3} 11 412.997 7 6.9 1.8 3s^23p^2-3s3p^3 ^1D_{2}-^3D\de_{3} Fe XIV 6.3 211.315 s 1 1020.0 136.0 3p-3d ^2P\de_{1/2}-^2D_{3/2} Al 4 219.117 s 1 412.0 63.0 3p-3d ^2P\de_{3/2}-^2D_{5/2} 4 220.072 s 2 253.0 49.0 3p-3d ^2P\de_{3/2}-^2D_{3/2} 4 252.201 10 190.0 59.0 3s^23p-3s3p^2 ^2P\de_{1/2}-^2P_{3/2} 1 257.395 3 187.0 36.0 3s^23p-3s3p^2 ^2P\de_{1/2}-^2P_{1/2} 1 264.783 1 1040.0 124.0 3s^23p-3s3p^2 ^2P\de_{3/2}-^2P_{3/2} 1 270.522 2 489.0 64.0 3s^23p-3s3p^2 ^2P\de_{3/2}-^2P_{1/2} 1 274.209 1 1030.0 120.0 3s^23p-3s3p^2 ^2P\de_{1/2}-^2S_{1/2} 289.171 10 74.3 23.0 3s^23p-3s3p^2 ^2P\de_{3/2}-^2S_{1/2} 334.171 1 642.0 73.0 3s^23p-3s3p^2 ^2P\de_{1/2}-^2D_{3/2} 15 353.833 1 291.0 33.0 3s^23p-3s3p^2 ^2P\de_{3/2}-^2D_{5/2} 15 356.649 8 18.0 5.8 3s^23p-3s3p^2 ^2P\de_{3/2}-^2D_{3/2} 15 429.540 4 3.1 1.0 3s^23p-3s3p^2 ^2P\de_{1/2}-^4P_{3/2} 444.241 7 11.9 2.7 3s^23p-3s3p^2 ^2P\de_{1/2}-^4P_{1/2} 447.343 2 34.3 4.2 3s^23p-3s3p^2 ^2P\de_{3/2}-^4P_{5/2} Fe XV 6.3 243.780 4 545.0 92.0 3s3p-3s3d ^1P\de_{1}-^1D_{2} Mg 8 256.912 7 50.1 28.0 ? ? 284.158 1 7560.0 850.0 3s^2-3s3p ^1S_{0}-^1P\de_{1} 9 292.392 11 55.8 20.0 3s3p-3p^2 ^3P\de_{1}-^3P_{2} 10 304.874 b 3 206.0 29.0 3s3p-3p^2 ^3P\de_{2}-^3P_{2} 10 312.554 b 2 66.2 14.1 3s3p-3p^2 ^3P\de_{1}-^1D_{2} 321.782 5 35.4 7.9 3s3p-3p^2 ^3P\de_{2}-^3P_{1} 10 327.030 3 87.5 12.5 3s3p-3p^2 ^3P\de_{2}-^1D_{2} 372.758 10 16.2 4.2 3s3d-3p3d ^3D_{3}-^3F\de_{4} 417.245 1 339.0 38.0 3s^2-3s3p ^1S_{0}-^3P\de_{1} 11 Fe XVI 6.4 251.067 4 445.0 77.0 3p-3d ^2P\de_{1/2}-^2D_{3/2} Na 11 262.978 1 654.0 81.0 3p-3d ^2P\de_{3/2}-^2D_{5/2} 11 265.018 5 26.1 14.8 3p-3d ^2P\de_{3/2}-^2D_{3/2} 11 335.401 1 10400.0 1650.0 3s-3p ^2S_{1/2}-^2P\de_{3/2} 12 360.754 1 4320.0 690.0 3s-3p ^2S_{1/2}-^2P\de_{1/2} 12 Fe XVII 6.6 254.892 9 53.7 26.0 2p^53s-2p^53p ^1P\de_{1}-^1S_{0} Ne 347.814 4 14.4 3.8 2p^53s-2p^53p ^1P\de_{1}-^3P_{2} 350.477 5 21.1 4.9 2p^53s-2p^53p ^3P\de_{2}-^3D_{3} 358.247 6 7.0 3.1 2p^53s-2p^53p ^3P\de_{1}-^3D_{1} 389.075 b 3 12.8 2.2 2p^53s-2p^53p ^3P\de_{1}-^3D_{2} 409.705 6 6.7 2.0 2p^53s-2p^53p ^3P\de_{2}-^3S_{1} Co XVII 6.4 312.554 b 2 66.2 14.1 3s-3p ^2S_{1/2}-^2P\de_{3/2} Na 12 339.540 6 9.3 4.7 3s-3p ^2S_{1/2}-^2P\de_{1/2} 12 Ni XIV 6.4 302.288 2 77.0 18.7 3s^23p^3-3s3p^4 ^4S\de_{3/2}-^4P_{3/2} P 316.597 4 9.9 4.6 3s^23p^3-3s3p^4 ^4S\de_{3/2}-^4P_{5/2} Ni XV 6.4 298.118 14 41.3 16.2 3s^23p^2-3s3p^3 ^3P_{0}-^3D\de_{1} Si 11 311.778 b 4 79.1 14.1 3s^23p^2-3s3p^3 ^3P_{1}-^3D\de_{2} 11 319.023 b 2 76.4 11.0 3s^23p^2-3s3p^3 ^3P_{2}-^3D\de_{3} 11 Ni XVI 6.4 239.488 15 174.0 87.0 3s^23p-3s3p^2 ^2P\de_{1/2}-^2S_{1/2} Al Ni XVII 6.4 249.178 3 534.0 85.0 3s^2-3s3p ^1S_{0}-^1P\de_{1} Mg 9 366.800 3 21.0 3.7 3s^2-3s3p ^1S_{0}-^3P\de_{1} 11 Ni XVIII 6.5 236.335 11 248.0 106.0 3p-3d ^2P\de_{3/2}-^2D_{3/2} Na 11 291.988 1 357.0 43.0 3s-3p ^2S_{1/2}-^2P\de_{3/2} 12 320.558 2 152.0 19.3 3s-3p ^2S_{1/2}-^2P\de_{1/2} 12 Zn XX 6.6 256.430 b 14 133.0 51.0 3s-3p ^2S_{1/2}-^2P\de_{3/2} Na 12 288.163 5 59.1 15.8 3s-3p ^2S_{1/2}-^2P\de_{1/2} 12