CHIANTI

An Atomic Database for Spectroscopic Diagnostics of Astrophysical Plasmas.


Fe XXI - VERSION 11.0.1


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]=7.05, 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)

* 40.4975 1.50e+00 8.68e+11 4.07e-07 4.46e-07 1.42e-04 1.04e-03 2s 2p2 3d 3D3 2s 2p2 4f 1F3 129 393 8912619 11381910
* 40.4995 1.51e+00 1.23e+12 3.19e-05 3.30e-05 1.09e-03 1.74e-03 2s2 2p 3d 3P1 2s2 2p 4f 3D2 47 269 8279182 10748350
* 40.5072 3.05e+00 1.77e+12 2.75e-05 2.90e-05 1.81e-03 3.48e-03 2s2 2p 3d 3P2 2s2 2p 4f 3D3 49 270 8280315.5 10749013
* 40.5175 3.15e+00 1.83e+12 2.15e-06 2.33e-06 2.10e-04 1.98e-03 2s 2p2 3d 3F2 2s 2p2 4f 3G3 120 378 8890366 11358437
* 40.5223 3.32e+00 1.50e+12 3.15e-07 3.48e-07 1.36e-04 2.26e-03 2s 2p2 3d 3D3 2s 2p2 4f 3F4 129 391 8912619 11380399
* 40.5318 1.32e+00 1.78e+12 3.49e-07 4.90e-07 8.73e-05 1.08e-03 2s 2p2 3d 5P1 2s 2p2 4f 5D1 91 332 8664855 11132051
* 40.5758 1.93e+00 1.57e+12 5.00e-06 5.14e-06 1.48e-04 1.32e-03 2s 2p2 3d 3D1 2s 2p2 4f 3F2 123 382 8898717 11363241
* 40.5800 4.90e+00 2.21e+12 1.20e-06 1.21e-06 1.07e-05 1.61e-03 2p3 3d 3F3 2p3 4f 3G4 225 574 9726693 12190961
* 40.6023 4.34e+00 1.95e+12 9.33e-07 1.30e-06 4.16e-04 2.81e-03 2s 2p2 3d 3F3 2s 2p2 4f 3G4 122 380 8897773 11360687
* 40.6605 2.18e+00 1.26e+12 1.17e-06 1.34e-06 1.98e-04 1.40e-03 2s 2p2 3d 3D2 2s 2p2 4f 3F3 125 384 8905813 11365201
* 40.6910 2.67e+00 2.15e+12 3.43e-03 3.43e-03 3.50e-03 4.32e-03 2s2 2p 3d 3D1 2s2 2p 4f 3F2 40 255 8181952 10639497
* 40.7410 1.71e+00 9.78e+11 1.23e-04 1.24e-04 6.44e-04 1.86e-03 2s 2p2 3d 3D2 2s 2p2 4p 3D3 149 421 9033954 11488485
40.7660 5.09e-02 2.06e+11 1.33e-03 1.33e-03 5.74e-04 2.13e-04 2s 2p2 3p 5P1 2s 2p2 4s 3P0 58 276 8350731 10803758
* 40.7663 2.15e+00 1.23e+12 2.28e-04 2.29e-04 7.06e-04 2.13e-03 2s 2p2 3d 3D2 2s 2p2 4f 3D3 149 419 9033954 11486958
* 40.7663 3.78e+00 2.17e+12 1.16e-04 1.17e-04 3.77e-04 1.95e-03 2s 2p2 3d 1D2 2s 2p2 4f 1F3 157 439 9149134 11602141
* 40.7933 1.83e-01 1.47e+11 1.16e-04 1.17e-04 2.64e-03 1.22e-03 2s2 2p 3d 3D1 2s2 2p 4p 1D2 40 253 8181952 10633335
* 40.8005 2.38e-01 1.91e+11 2.02e-06 4.77e-06 1.69e-03 8.77e-04 2s 2p2 3p 3D3 2s 2p2 4s 3P2 69 285 8487257 10938208
* 40.8365 1.74e-01 2.32e+11 3.67e-06 5.00e-06 1.49e-03 6.69e-04 2s 2p2 3p 3D2 2s 2p2 4s 3P1 63 278 8435187 10883977
* 40.8373 4.36e+00 1.94e+12 4.83e-07 6.01e-07 5.51e-04 2.97e-03 2s 2p2 3d 1F3 2s 2p2 4f 1G4 134 395 8934922 11383663
* 40.9044 5.34e+00 2.36e+12 5.53e-08 6.21e-08 1.21e-05 1.67e-03 2p3 3d 3D3 2p3 4f 3F4 233 590 9804768 12249493
* 40.9385 5.30e+00 1.92e+12 4.35e-07 6.27e-07 7.54e-04 3.35e-03 2s 2p2 3d 1G4 2s 2p2 4f 1H5 138 399 8947472 11390162
* 40.9456 2.91e+00 1.65e+12 1.64e-06 2.22e-06 6.30e-04 2.34e-03 2s 2p2 3d 3F2 2s 2p2 4f 3D3 87 320 8641571 11083837
* 40.9728 3.74e+00 2.12e+12 1.11e-06 1.12e-06 8.59e-06 1.06e-03 2p3 3d 3P2 2p3 4f 3D3 226 572 9750171 12190813
* 40.9731 1.91e-01 1.52e+11 1.60e-06 3.78e-06 1.34e-03 6.95e-04 2s 2p2 3p 3P2 2s 2p2 4s 3P2 71 285 8497585 10938208
* 40.9966 3.48e+00 1.97e+12 2.56e-06 2.57e-06 1.20e-05 1.73e-03 2p3 3d 3D2 2p3 4f 3F3 191 500 9436481 11875710
* 41.1008 2.12e+00 1.67e+12 3.06e-06 3.19e-06 1.57e-04 1.23e-03 2s 2p2 3d 3P1 2s 2p2 4f 3D2 136 390 8942781 11375823
* 41.1552 1.42e+00 1.12e+12 6.17e-07 9.12e-07 3.21e-04 1.10e-03 2s 2p2 3d 3P1 2s 2p2 4f 3F2 90 325 8660266 11090093
* 41.2737 3.74e+00 1.63e+12 3.06e-07 5.99e-07 2.61e-04 1.77e-03 2s 2p2 3d 1F3 2s 2p2 4f 1G4 167 443 9196629 11619482
* 41.2834 3.40e+00 1.90e+12 2.45e-03 2.45e-03 1.17e-03 3.12e-03 2s 2p2 3d 3P2 2s 2p2 4f 3G3 84 309 8613025 11035304
* 41.3073 1.98e+00 7.03e+11 4.04e-07 5.71e-07 1.80e-04 1.17e-03 2s 2p2 3d 1G4 2s 2p2 4f 3H5 138 387 8947472 11368353
* 41.3498 4.80e+00 1.70e+12 7.74e-07 1.97e-06 7.34e-04 5.07e-03 2s 2p2 3d 3F4 2s 2p2 4f 3G5 104 339 8720849 11139242
* 41.3810 4.70e+00 2.03e+12 4.26e-06 4.28e-06 1.56e-05 2.34e-03 2p3 3d 3D3 2p3 4f 3F4 194 501 9459974 11876544
* 41.3915 2.33e+00 1.82e+12 1.16e-05 1.17e-05 1.05e-05 1.01e-03 2p3 3d 3D1 2p3 4f 3F2 195 502 9460945 11876900
* 41.4187 2.17e+00 1.69e+12 1.70e-04 1.71e-04 1.03e-03 2.22e-03 2s2 2p 3d 1P1 2s2 2p 4f 1D2 56 274 8342681.5 10757052
* 41.4359 1.72e+00 6.08e+11 3.95e-07 7.52e-07 2.20e-04 2.20e-03 2s 2p2 3d 3F4 2s 2p2 4f 5F5 104 335 8720849 11134215
* 41.4380 4.21e+00 1.82e+12 2.05e-06 3.03e-06 1.06e-03 3.60e-03 2s 2p2 3d 3F3 2s 2p2 4f 3G4 93 322 8673012 11086254
* 41.4447 3.36e+00 1.87e+12 1.38e-06 1.38e-06 7.12e-06 1.36e-03 2p3 3d 3D2 2p3 4f 3D3 213 536 9606725 12019576
* 41.5037 4.30e+00 1.85e+12 1.32e-07 1.35e-07 5.03e-06 1.30e-03 2p3 3d 1F3 2p3 4f 1G4 235 585 9832036 12241462
* 41.5061 2.24e+00 1.24e+12 4.20e-07 4.58e-07 1.72e-04 1.39e-03 2s 2p2 3d 1D2 2s 2p2 4f 3D3 141 397 8979820 11389102
* 41.5127 5.34e+00 2.30e+12 5.52e-05 5.65e-05 3.25e-03 6.29e-03 2s2 2p 3d 1F3 2s2 2p 4f 1G4 55 272 8342291 10751191
* 41.8309 2.81e+00 1.53e+12 4.89e-06 5.88e-06 6.03e-04 2.10e-03 2s 2p2 3d 3D2 2s 2p2 4f 3F3 110 341 8752036 11142613
* 41.9552 4.02e+00 1.69e+12 1.15e-06 2.53e-06 8.41e-04 3.17e-03 2s 2p2 3d 3D3 2s 2p2 4f 3F4 112 342 8759449 11142941
* 42.1173 2.68e+00 1.44e+12 1.10e-06 1.25e-06 1.35e-04 1.19e-03 2s 2p2 3d 1D2 2s 2p2 4f 1F3 172 448 9255639 11629958
* 42.1814 3.40e+00 1.42e+12 2.76e-08 3.50e-08 7.21e-06 1.49e-03 2p3 3d 1F3 2p3 4f 1G4 223 554 9683011 12053722
* 42.4572 1.08e-01 7.99e+10 3.70e-04 3.72e-04 1.48e-03 5.35e-04 2s2 2p 3d 3F3 2s2 2p 4p 3D2 37 241 8156255 10511569
* 42.6319 7.80e-02 9.54e+10 2.72e-04 2.73e-04 1.24e-03 3.96e-04 2s2 2p 3d 3D2 2s2 2p 4p 3P1 38 240 8163532 10509194
* 42.6468 6.52e-02 4.78e+10 1.26e-05 1.41e-05 1.03e-03 3.41e-04 2s2 2p 3d 3D3 2s2 2p 4p 3P2 46 251 8266635.5 10611480
* 42.8609 2.46e-02 8.94e+10 1.41e-03 1.41e-03 7.32e-04 1.63e-04 2s2 2p 3d 3D1 2s2 2p 4p 3P0 40 242 8181952 10515081
* 43.6482 1.06e-01 7.45e+10 5.50e-05 5.54e-05 1.25e-03 5.76e-04 2s2 2p 3d 1F3 2s2 2p 4p 1D2 55 253 8342291 10633335
79.7790 7.07e-04 2.52e+08 8.22e-06 8.26e-06 4.92e-05 1.29e-03 2s 2p3 5S2 2p4 3P1 6 18 486991 1740453
84.2420 1.55e-02 4.92e+09 7.44e-04 7.50e-04 4.86e-02 2.99e-02 2s2 2p2 3P1 2s 2p3 1P1 2 15 73851.8 1260902
86.2500 7.36e-03 1.35e+09 1.29e-04 1.30e-04 5.24e-04 1.24e-02 2s 2p3 5S2 2p4 3P2 6 16 486991 1646409
87.4480 7.20e-04 2.11e+08 3.07e-05 3.10e-05 2.01e-03 1.24e-03 2s2 2p2 3P2 2s 2p3 1P1 3 15 117367.9 1260902
89.0360 4.86e-03 4.17e+09 3.50e-05 3.51e-05 1.48e-04 4.44e-03 2s 2p3 3P1 2p4 1S0 11 20 924920 2048056
91.2680 3.66e-02 9.84e+09 3.70e-02 3.72e-02 1.70e-01 6.46e-02 2s2 2p2 3P0 2s 2p3 3S1 1 13 0 1095679
94.9310 2.68e-03 4.03e+08 1.03e-04 1.06e-04 9.84e-03 4.42e-03 2s2 2p2 3P1 2s 2p3 1D2 2 14 73851.8 1127250
96.1840 5.17e-03 7.61e+08 3.37e-05 3.39e-05 2.49e-04 5.26e-03 2s 2p3 3D2 2p4 1D2 8 19 777367 1817041
97.8640 1.13e-01 2.65e+10 9.30e-02 9.35e-02 4.28e-01 1.62e-01 2s2 2p2 3P1 2s 2p3 3S1 2 13 73851.8 1095679
98.3930 2.96e-01 6.84e+10 8.86e-03 8.93e-03 5.79e-01 3.56e-01 2s2 2p2 1D2 2s 2p3 1P1 4 15 244568.4 1260902
98.6690 4.05e-02 5.62e+09 2.43e-04 2.44e-04 1.79e-03 3.79e-02 2s 2p3 3D3 2p4 1D2 9 19 803553 1817041
99.0210 5.78e-02 7.93e+09 1.95e-03 2.01e-03 1.86e-01 8.33e-02 2s2 2p2 3P2 2s 2p3 1D2 3 14 117367.9 1127250
102.2170 2.93e-01 6.29e+10 2.11e-01 2.13e-01 9.73e-01 3.69e-01 2s2 2p2 3P2 2s 2p3 3S1 3 13 117367.9 1095679
103.7590 7.18e-02 1.50e+10 3.76e-04 3.78e-04 2.25e-03 5.89e-02 2s 2p3 3D1 2p4 3P1 7 18 776685 1740453
103.8330 1.07e-01 2.21e+10 5.54e-04 5.57e-04 3.31e-03 8.67e-02 2s 2p3 3D2 2p4 3P1 8 18 777367 1740453
104.2720 5.84e-02 3.61e+10 1.17e-03 1.17e-03 1.97e-03 4.64e-02 2s 2p3 3D1 2p4 3P0 7 17 776685 1735715
105.0000 8.60e-03 5.26e+09 3.75e-05 3.76e-05 1.58e-04 4.75e-03 2s 2p3 3S1 2p4 1S0 13 20 1095679 2048056
108.1170 2.32e-02 4.42e+09 4.92e-02 4.93e-02 1.31e-01 3.20e-02 2s2 2p2 3P0 2s 2p3 3P1 1 11 0 924920
112.0920 1.14e-02 1.24e+09 4.71e-05 4.74e-05 3.48e-04 7.36e-03 2s 2p3 3P1 2p4 1D2 11 19 924920 1817041
112.4660 1.01e-01 1.80e+10 2.04e-03 2.06e-03 1.33e-01 8.20e-02 2s2 2p2 1S0 2s 2p3 1P1 5 15 371744 1260902
113.2910 4.47e-01 4.70e+10 1.01e-02 1.04e-02 9.61e-01 4.32e-01 2s2 2p2 1D2 2s 2p3 1D2 4 14 244568.4 1127250
114.3280 2.25e-02 2.35e+09 8.76e-05 8.81e-05 6.47e-04 1.37e-02 2s 2p3 3P2 2p4 1D2 12 19 942364 1817041
114.9790 3.39e-02 3.47e+09 2.49e-04 2.50e-04 1.01e-03 2.39e-02 2s 2p3 3D1 2p4 3P2 7 16 776685 1646409
115.0690 1.37e-01 1.39e+10 9.96e-04 1.00e-03 4.05e-03 9.56e-02 2s 2p3 3D2 2p4 3P2 8 16 777367 1646409
115.1390 4.30e-03 4.36e+08 4.16e-04 4.49e-04 2.05e-02 5.04e-03 2s2 2p2 3P1 2s 2p3 3P2 2 12 73851.8 942364
117.4940 1.80e-03 2.93e+08 8.56e-04 8.62e-04 3.94e-03 1.49e-03 2s2 2p2 1D2 2s 2p3 3S1 4 13 244568.4 1095679
117.4990 1.01e-01 1.63e+10 1.67e-01 1.67e-01 4.45e-01 1.08e-01 2s2 2p2 3P1 2s 2p3 3P1 2 11 73851.8 924920
118.6440 3.08e-01 2.95e+10 2.05e-03 2.06e-03 8.33e-03 1.97e-01 2s 2p3 3D3 2p4 3P2 9 16 803553 1646409
118.6970 4.78e-02 2.26e+10 3.15e-03 3.34e-03 2.15e-01 4.95e-02 2s2 2p2 3P1 2s 2p3 3P0 2 10 73851.8 916333
121.2130 2.29e-01 2.07e+10 1.88e-02 2.02e-02 9.25e-01 2.27e-01 2s2 2p2 3P2 2s 2p3 3P2 3 12 117367.9 942364
121.3420 3.26e-02 4.97e+09 1.07e-04 1.07e-04 6.38e-04 1.67e-02 2s 2p3 3P0 2p4 3P1 10 18 916333 1740453
123.3360 4.30e-02 1.90e+10 5.19e-04 5.20e-04 8.78e-04 2.07e-02 2s 2p3 3P1 2p4 3P0 11 17 924920 1735715
123.8310 1.96e-02 2.84e+09 2.76e-02 2.76e-02 7.35e-02 1.79e-02 2s2 2p2 3P2 2s 2p3 3P1 3 11 117367.9 924920
125.2990 1.16e-01 1.65e+10 3.43e-04 3.45e-04 2.05e-03 5.37e-02 2s 2p3 3P2 2p4 3P1 12 18 942364 1740453
127.0400 1.89e-01 7.91e+10 4.66e-04 4.67e-04 1.96e-03 5.90e-02 2s 2p3 1P1 2p4 1S0 15 20 1260902 2048056
128.7520 8.73e-02 1.17e+10 9.52e-01 9.52e-01 5.03e-01 8.46e-02 2s2 2p2 3P0 2s 2p3 3D1 1 7 0 776685
* 130.1850 4.92e-01 2.15e+10 1.73e-05 1.74e-05 6.67e-05 8.69e-04 2s 2p2 3d 5F5 2p3 3d 5D4 83 187 8611944 9380083
138.1340 5.41e-03 6.40e+08 1.59e-03 1.60e-03 7.32e-03 2.78e-03 2s2 2p2 1S0 2s 2p3 3S1 5 13 371744 1095679
138.6020 5.43e-02 3.83e+09 2.28e-04 2.29e-04 9.26e-04 2.19e-02 2s 2p3 3P1 2p4 3P2 11 16 924920 1646409
142.0360 5.55e-02 3.71e+09 2.15e-04 2.16e-04 8.75e-04 2.07e-02 2s 2p3 3P2 2p4 3P2 12 16 942364 1646409
142.1430 1.44e-01 9.51e+09 2.46e-02 2.53e-02 7.28e-01 1.07e-01 2s2 2p2 3P1 2s 2p3 3D2 2 8 73851.8 777367
142.2810 7.42e-03 8.15e+08 6.00e-02 6.00e-02 3.17e-02 5.33e-03 2s2 2p2 3P1 2s 2p3 3D1 2 7 73851.8 776685
143.3080 2.35e-03 1.53e+08 1.17e-04 1.27e-04 5.78e-03 1.42e-03 2s2 2p2 1D2 2s 2p3 3P2 4 12 244568.4 942364
144.9710 5.22e-01 3.33e+10 9.79e-04 9.84e-04 7.23e-03 1.53e-01 2s 2p3 1D2 2p4 1D2 14 19 1127250 1817041
145.7330 1.42e-01 6.37e+09 9.63e-03 1.06e-02 7.01e-01 1.00e-01 2s2 2p2 3P2 2s 2p3 3D3 3 9 117367.9 803553
146.9830 2.53e-03 2.59e+08 2.12e-03 2.12e-03 5.65e-03 1.38e-03 2s2 2p2 1D2 2s 2p3 3P1 4 11 244568.4 924920
151.6720 7.64e-04 7.32e+07 5.05e-03 5.05e-03 2.67e-03 4.49e-04 2s2 2p2 3P2 2s 2p3 3D1 3 7 117367.9 776685
* 152.1150 1.46e-01 3.84e+09 3.93e-05 3.98e-05 1.18e-03 2.45e-04 2s2 2p 3d 3F4 2s 2p2 3d 3G5 43 121 8234957.5 8892355
155.0930 1.43e-01 1.32e+10 2.21e-04 2.23e-04 1.33e-03 3.47e-02 2s 2p3 3S1 2p4 3P1 13 18 1095679 1740453
156.2410 6.50e-02 1.77e+10 3.82e-04 3.82e-04 6.46e-04 1.52e-02 2s 2p3 3S1 2p4 3P0 13 17 1095679 1735715
178.8960 3.19e-02 9.51e+08 1.17e-03 1.29e-03 8.53e-02 1.22e-02 2s2 2p2 1D2 2s 2p3 3D3 4 9 244568.4 803553
179.8110 1.12e-01 4.69e+09 1.11e-04 1.12e-04 8.21e-04 1.74e-02 2s 2p3 1P1 2p4 1D2 15 19 1260902 1817041
180.7740 2.23e-03 1.52e+08 1.01e-03 1.01e-03 2.69e-03 6.57e-04 2s2 2p2 1S0 2s 2p3 3P1 5 11 371744 924920
181.5770 1.56e-01 6.29e+09 2.86e-04 2.87e-04 1.16e-03 2.74e-02 2s 2p3 3S1 2p4 3P2 13 16 1095679 1646409
187.6880 1.06e-03 3.97e+07 7.79e-05 7.99e-05 2.30e-03 3.37e-04 2s2 2p2 1D2 2s 2p3 3D2 4 8 244568.4 777367
187.9290 2.94e-03 1.83e+08 1.02e-02 1.02e-02 5.39e-03 9.07e-04 2s2 2p2 1D2 2s 2p3 3D1 4 7 244568.4 776685
192.6190 2.14e-02 7.64e+08 3.27e-05 3.28e-05 1.33e-04 3.14e-03 2s 2p3 1D2 2p4 3P2 14 16 1127250 1646409
208.5280 1.25e-02 6.24e+08 7.79e-06 7.83e-06 4.66e-05 1.22e-03 2s 2p3 1P1 2p4 3P1 15 18 1260902 1740453
242.0490 1.48e-03 3.22e+07 1.09e-02 1.10e-02 4.16e-02 2.76e-04 2s2 2p2 3P1 2s 2p3 5S2 2 6 73851.8 486991
246.9500 1.14e-03 4.16e+07 1.76e-03 1.76e-03 9.33e-04 1.57e-04 2s2 2p2 1S0 2s 2p3 3D1 5 7 371744 776685
270.5460 1.77e-03 3.02e+07 9.17e-03 9.20e-03 3.49e-02 2.31e-04 2s2 2p2 3P2 2s 2p3 5S2 3 6 117367.9 486991
335.6920 0.00e+00 1.34e+05 1.35e-02 1.35e-02 1.14e-02 1.59e-07 2s2 2p2 3P1 2s2 2p2 1S0 2 5 73851.8 371744
* 469.9250 4.41e-01 1.48e+09 1.36e-04 1.39e-04 3.59e-03 4.11e-05 2s2 2p 3p 3D3 2s2 2p 3d 3F4 30 43 8022157.5 8234957.5
585.7660 0.00e+00 1.60e+04 9.68e-03 9.79e-03 6.22e-03 6.29e-08 2s2 2p2 3P1 2s2 2p2 1D2 2 4 73851.8 244568.4
786.1600 0.00e+00 1.45e+04 6.53e-03 6.61e-03 4.20e-03 4.25e-08 2s2 2p2 3P2 2s2 2p2 1D2 3 4 117367.9 244568.4
1354.0630 0.00e+00 6.17e+03 1.11e-01 1.11e-01 1.24e-03 7.46e-09 2s2 2p2 3P0 2s2 2p2 3P1 1 2 0 73851.8
2298.0000 0.00e+00 1.06e+03 3.25e-02 3.25e-02 1.85e-04 1.23e-09 2s2 2p2 3P1 2s2 2p2 3P2 2 3 73851.8 117367.9

Created by Giulio Del Zanna on Wed Apr 16 17:42:54 2025