Table 3: Strongest lines in the spectrum of 31 Com.
      Identification - APED   Identification - CHIANTI
  $\lambda_{\rm obs}$ Total Ion $\lambda_{\rm pred}$ Transition ( $upper \rightarrow lower$) $\log T_{\rm max}$   Ion $\lambda_{\rm pred}$ Transition ( $upper \rightarrow lower$) $\log T_{\rm max}$
  (Å) counts   (Å)         (Å)    

ac		 6.66 29 $\pm$ 13 Si XIII 6.65 $\rm 1s2p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 7.0   Si XIII 6.65 $\rm 1s2p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 7.0
  6.70 $\sim $3 Si XIII 6.69 $\rm 1s2p~~^{3}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 7.0   Si XIII 6.69 $\rm 1s2p~~^{3}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.9
      Si XIII 6.68 $\rm 1s2p~~^{3}P_{2} \rightarrow 1s^{2}~~^{1}S_{0}$ 7.0   Si XIII 6.69 $\rm 1s2p~~^{3}P_{2} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.9
  6.75 30 $\pm$ 13 Si XIII 6.74 $\rm 1s2s~~^{3}S_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 7.0   Si XIII 6.74 $\rm 1s2s~~^{3}S_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 7.0
  8.24 12 $\pm$ 13 Fe XXIV 8.23 $\rm 1s^{2}4d~~^{2}D_{3/2} \rightarrow 1s^{2}2p~~^{2}P_{1/2}$ 7.3   Fe XXIV 8.23 $\rm 1s^{2}4d~~^{2}D_{3/2} \rightarrow 1s^{2}2p~~^{2}P_{1/2}$ 7.3
      Ni XXI 8.23 $\rm 2s^{2}2p^{3}~(^{4}S)5d~~^{3}D_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 7.0          
      Ni XXIII 8.27 $\rm 1s^{2}2s^{2}2p4d~~^{3}P_{1} \rightarrow 1s^{2}2s^{2}2p^{2}~~^{3}P_{0}$ 7.1          
a 8.31 13 $\pm$ 14 Fe XXIII 8.32 $\rm 1s^22s4p~~^{3}P_{1} \rightarrow 1s^22s^{2}~~^{1}S_{0}$ 7.2   Fe XXIII 8.32 $\rm 2s4p~~^{3}P_{1} \rightarrow 2s^{2}~~^{1}S_{0}$ 7.2
      Fe XXIV 8.32 $\rm 1s^{2}4d~~^{2}D_{5/2} \rightarrow 1s^{2}2p~~^{2}P_{3/2}$ 7.3   Fe XXIV 8.32 $\rm 1s^{2}4d~~^{2}D_{5/2} \rightarrow 1s^{2}2p~~^{2}P_{3/2}$ 7.3
      Fe XXIII 8.30 $\rm 1s^22s4p~~^{1}P_{1} \rightarrow 1s^22s^{2}~~^{1}S_{0}$ 7.2   Fe XXIII 8.30 $\rm 2s4p~~^{1}P_{1} \rightarrow 2s^{2}~~^{1}S_{0}$ 7.2
      Fe XXI 8.32 $\rm 1s^22s2p_{1/2}^25p_{3/2} \rightarrow 1s^22s^22p^2~^3P_{0}$ 7.1          
ac 8.42 62 $\pm$ 16 Mg XII 8.42 $\rm 2p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 7.0   Mg XII 8.42 $\rm 2p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 7.0
      Mg XII 8.42 $\rm 2p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 7.0   Mg XII 8.42 $\rm 2p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 7.0
  8.54 16 $\pm$ 13 Fe XXIII 8.55 $\rm 1s^22s4d~^3D_{2} \rightarrow 1s^22s2p~^3P_{1}$ 7.2   Fe XXI -8.53 $\rm 2s^{2}2p5d~~^{3}D_{1} \rightarrow 2p^{2}~~^{3}P_{0}$ 7.1
      Ni XIX 8.51 $\rm 2s^22p^5(^2P)7d~^1P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.9          
      Ni XXIII 8.56 $\rm 1s^22s2p_{1/2}^24d_{5/2} \rightarrow 1s^22s2p^3~^3D_{1}$ 7.1          
      Fe XXI 8.57 $\rm 1s^22s^22p_{1/2}5d_{3/2} \rightarrow 1s^22s^22p^2~^3P_{0}$ 7.1          
  8.95 16 $\pm$ 13 Fe XXII 8.97 $\rm 1s^22s^24d~^2D_{3/2} \rightarrow 1s^22s^22p~^2P_{1/2}$ 7.1   Unavailable
  9.05 16 $\pm$ 14 Ni XXVI 9.06 $\rm 1s^{2}3p~~^{2}P_{3/2} \rightarrow 1s^{2}2s~~^{2}S_{1/2}$ 8.0   Ni XXVI 9.06 $\rm 1s^{2}3p~~^{2}P_{3/2} \rightarrow 1s^{2}2s~~^{2}S_{1/2}$ 7.4
      Fe XX 9.07 $\rm 1s^22s^22p_{1/2}2p_{3/2}5d_{3/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
      Fe XX 9.06 $\rm 2s^22p^2(^3P)5d~^4D_{5/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
      Fe XX 9.07 $\rm 1s^22s^22p_{1/2}2p_{3/2}5d_{3/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
      Ni XXI 9.04 $\rm 2s^22p^3(^4S)4d~^3D_{3} \rightarrow 2s^22p^4~^3P_{2}$ 7.0          
ac 9.17 56 $\pm$ 16 Mg XI 9.17 $\rm 1s2p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.8   Mg XI 9.17 $\rm 1s2p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.8
  9.23 $\sim $4 Mg XI 9.23 $\rm 1s2p~~^{3}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.8   Mg XI 9.23 $\rm 1s2p~~^{3}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.8
      Mg XI 9.23 $\rm 1s2p~~^{3}P_{2} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.8   Mg XI 9.23 $\rm 1s2p~~^{3}P_{2} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.8
      Ni XIX 9.25 $\rm 2s^22p^5(^2P_2)5d~^3D_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.9          
  9.32 36 $\pm$ 15 Mg XI 9.31 $\rm 1s2s~~^{3}S_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.8   Mg XI 9.31 $\rm 1s2s~~^{3}S_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.8
      Ni XXV 9.34 $\rm 1s^22s3p~^1P_{1} \rightarrow 1s^22s^2~^1S_{0}$ 7.3   Ni XXV 9.34 $\rm 2s3p~~^{1}P_{1} \rightarrow 2s^{2}~~^{1}S_{0}$ 7.3
  9.40 18 $\pm$ 14 Ni XXV 9.39 $\rm 1s^22s3p~^3P_{1} \rightarrow 1s^22s^2~^1S_{0}$ 7.3   Ni XXV 9.39 $\rm 2s3p~~^{3}P_{1} \rightarrow 2s^{2}~~^{1}S_{0}$ 7.3
      Ni XXVI 9.39 $\rm 1s^23d~^2D_{3/2} \rightarrow 1s^22p~^2P_{1/2}$ 8.0   Ni XXVI 9.39 $\rm 1s^{2}3d~~^{2}D_{3/2} \rightarrow 1s^{2}2p~~^{2}P_{1/2}$ 7.4
      Fe XXII 9.39 $\rm 1s^22s2p_{1/2}4s \rightarrow 1s^22s2p^2~^2D_{3/2}$ 7.1          
      Ni XX 9.39 $\rm 2s^22p^4(^1D)4d~^2P_{3/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 7.0          
      Ni XX 9.39 $\rm 2s^22p^4(^1D)4d~^2S_{1/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 7.0          
      Fe XX 9.40 $\rm 1s^22s2p_{1/2}^22p_{3/2}5d_{5/2} \rightarrow 2s2p^4~^4P_{5/2}$ 7.0          
  9.50 25 $\pm$ 14 Fe XXI 9.48 $\rm 1s^22s^22p4d~^3P_{1} \rightarrow 1s^22s^22p^2~^3P_{0}$ 7.0   Fe XXI 9.52 $\rm 2s^{2}2p4d~~^{3}D_{1} \rightarrow 2p^{2}~~^{3}P_{1}$ 7.1
      Ni XXVI 9.53 $\rm 1s^{2}3d~~^{2}D_{5/2} \rightarrow 1s^{2}2p~~^{2}P_{3/2}$ 8.0   Ni XXVI 9.54 $\rm 1s^{2}3d~~^{2}D_{5/2} \rightarrow 1s^{2}2p~~^{2}P_{3/2}$ 7.4
      Ne X 9.48 $\rm 5p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8   Ne X 9.48 $\rm 5p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8
      Ne X 9.48 $\rm 5p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8   Ne X 9.48 $\rm 5p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8
      Fe XXI 9.54 $\rm 1s^22s^22p4d~^3P_{1} \rightarrow 1s^22s^22p^2~^3P_{1}$ 7.0   Fe XXI 9.45 $\rm 2s^{2}2p4d~~^{3}D_{1} \rightarrow 2p^{2}~~^{3}P_{0}$ 7.1
  9.70 49 $\pm$ 15 Ne X 9.71 $\rm 4p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8   Ne X 9.71 $\rm 4p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8
      Ne X 9.71 $\rm 4p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8   Ne X 9.71 $\rm 4p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8
      Fe XXI 9.71 $\rm 1s^22s2p_{1/2}2p_{3/2}4d_{5/2} \rightarrow 1s^22s2p^3~^3S_{1}$ 7.0          
      Fe XIX 9.69 $\rm 1s^22s^22p_{1/2}2p_{3/2}^25d_{3/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
      Fe XXI 9.70 $\rm 1s^22s^22p4d~^3P_{1} \rightarrow 1s^22s^22p^2~^1S_{0}$ 7.0          
      Fe XX 9.72 $\rm 1s^22s2p_{1/2}2p_{3/2}^24p_{1/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
      Fe XIX 9.70 $\rm 2s^22p^3(^2D)5d~^3D_{3} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
      Fe XX 9.73 $\rm 1s^22s2p_{1/2}^22p_{3/2}4p_{3/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
      Fe XX 9.73 $\rm 1s^22s2p_{1/2}^22p_{3/2}4p_{3/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
  9.84 33 $\pm$ 14 Fe XXI 9.82 $\rm 1s^22s2p_{1/2}^24d_{5/2} \rightarrow 1s^22s2p^3~^3D_{1}$ 7.0   Unavailable
      Fe XXI 9.82 $\rm 1s^22s^22p4d~^3P_{1} \rightarrow 1s^22s^22p^2~^1S_{0}$ 7.0          
a 10.10 32 $\pm$ 13 Ni XIX 10.11 $\rm 2s^22p^5(^2P)4d~^3D_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.9   Ni XIX 10.11 $\rm 2p^{5}4d~~^{3}D_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.9
      Fe XX 10.12 $\rm 1s^22s^22p_{1/2}^24d_{5/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
  10.22 44 $\pm$ 15 Ne X 10.24 $\rm 3p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8   Ne X 10.24 $\rm 3p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8
      Ne X 10.24 $\rm 3p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8   Ne X 10.24 $\rm 3p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8
a 10.36 36 $\pm$ 14 Ni XXV 10.32 $\rm 1s^22s3s~^1S_{0} \rightarrow 1s^22s2p~^1P_{1}$ 7.3   Ni XXV 10.32 $\rm 2s3s~~^{1}S_{0} \rightarrow 2s2p~~^{1}P_{1}$ 7.3
      Fe XVIII 10.36 $\rm 1s^22s^22p_{1/2}2p_{3/2}^35d_{5/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 6.9          
      Fe XVIII 10.36 $\rm 1s^22s^22p_{1/2}2p_{3/2}^35d_{3/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 6.9          
      Fe XVIII 10.36 $\rm 1s^22s^22p_{1/2}2p_{3/2}^35d_{3/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 6.9          
      Fe XX 10.38 $\rm s^22s2p_{1/2}^22p_{3/2}4d_{5/2} \rightarrow 2s2p^4~^4P_{5/2}$ 7.0          
      Ni XXIV 10.38 $\rm 1s^22s2p_{1/2}3d_{5/2} \rightarrow 1s^22s2p^2~^4P_{3/2}$ 7.2          
      Fe XX 10.38 $\rm 1s^22s2p_{1/2}^22p_{3/2}4d_{5/2} \rightarrow 2s2p^4~^4P_{5/2}$ 7.0          
      Fe XVII 10.39 $\rm 2s^22p^5(^2P)7d~^1P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.8          
ac 10.65 43 $\pm$ 13 Fe XXIV 10.62 $\rm 1s^{2}3p~~^{2}P_{3/2} \rightarrow 1s^{2}2s~~^{2}S_{1/2}$ 7.3   Fe XXIV 10.62 $\rm 1s^{2}3p~~^{2}P_{3/2} \rightarrow 1s^{2}2s~~^{2}S_{1/2}$ 7.3
      Fe XXIV 10.66 $\rm 1s^{2}3p~~^{2}P_{1/2} \rightarrow 1s^{2}2s~~^{2}S_{1/2}$ 7.3   Fe XXIV 10.66 $\rm 1s^{2}3p~~^{2}P_{1/2} \rightarrow 1s^{2}2s~~^{2}S_{1/2}$ 7.3
      Fe XIX 10.65 $\rm 2s^22p^3(^2D)4d~^3D_{3} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
      Fe XIX 10.64 $\rm 2s^22p^3(^2D)4d~^3P_{2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
  10.80 13 $\pm$ 12 Fe XIX 10.82 $\rm 2s^22p^3(^4S)4d~^3D_{3} \rightarrow 2s^22p^4~^3P_{2}$ 6.9   Unavailable
ac 11.02 40 $\pm$ 13 Fe XXIV 11.03 $\rm 1s^{2}3d~~^{2}D_{3/2} \rightarrow 1s^{2}2p~~^{2}P_{1/2}$ 7.3   Fe XXIV 11.03 $\rm 1s^{2}3d~~^{2}D_{3/2} \rightarrow 1s^{2}2p~~^{2}P_{1/2}$ 7.3
      Fe XXIII 11.02 $\rm 1s^22s3p~^3P_{1} \rightarrow 1s^22s^2~^1S_{0}$ 7.2   Fe XXIII 11.02 $\rm 2s3p~~^{3}P_{1} \rightarrow 2s^{2}~~^{1}S_{0}$ 7.2
      Fe XXIII 10.98 $\rm 1s^22s3p~^1P_{1} \rightarrow 1s^22s^2~^1S_{0}$ 7.2   Fe XXIII 10.98 $\rm 2s3p~~^{1}P_{1} \rightarrow 2s^{2}~~^{1}S_{0}$ 7.2
  11.16 12 $\pm$ 12 Fe XXIV 11.18 $\rm 1s^{2}3d~~^{2}D_{5/2} \rightarrow 1s^{2}2p~~^{2}P_{3/2}$ 7.3   Fe XXIV 11.17 $\rm 1s^{2}3d~~^{2}D_{5/2} \rightarrow 1s^{2}2p~~^{2}P_{3/2}$ 7.3
  11.28 17 $\pm$ 13 Fe XXIV 11.27 $\rm 1s^{2}3s~~^{2}S_{1/2} \rightarrow 1s^{2}2p~~^{2}P_{1/2}$ 7.3   Fe XXIV 11.26 $\rm 1s^{2}3s~~^{2}S_{1/2} \rightarrow 1s^{2}2p~~^{2}P_{1/2}$ 7.3
      Ni XXII 11.26 $\rm 1s^22s^22p_{1/2}2p_{3/2}3d_{5/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.1          
      Fe XVII 11.25 $\rm 2s^22p^5(^2P_2)5d~^3D_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.8          
c 11.39 54 $\pm$ 15 Fe XXIV 11.43 $\rm 1s^{2}3s~~^{2}S_{1/2} \rightarrow 1s^{2}2p~~^{2}P_{3/2}$ 7.3   Fe XXIV 11.43 $\rm 1s^{2}3s~~^{2}S_{1/2} \rightarrow 1s^{2}2p~~^{2}P_{3/2}$ 7.3
      Fe XVIII 11.42 $\rm 2s^22p^4(^3P)4d~^2F_{5/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 6.9   Fe XXII 11.44 $\rm 2s2p~(^{3}P)~3p~~^{2}D_{3/2} \rightarrow 2s^{2}2p~~^{2}P_{1/2}$ 7.1
      Ni XXII 11.39 $\rm 1s^22s^22p_{1/2}^23d_{5/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.1          
      Fe XXII 11.43 $\rm 1s^22s2p_{1/2}3p_{3/2} \rightarrow 1s^22s^22p~^2P_{1/2}$ 7.1          
      Ni XXI 11.41 $\rm 2s^22p^3(^2D)3d~^3F_{3} \rightarrow 2s^22p^4~^3P_{2}$ 7.0          
  11.48 47 $\pm$ 15 Fe XXII 11.49 $\rm 1s^22s2p_{1/2}3p_{3/2} \rightarrow 1s^22s^22p~^2P_{1/2}$ 7.1   Unavailable
      Fe XXII 11.49 $\rm 1s^22s2p3p~^2P_{3/2} \rightarrow 1s^22s^22p~^2P_{1/2}$ 7.1          
      Fe XXII 11.49 $\rm 1s^22s2p_{3/2}3p_{3/2} \rightarrow 1s^22s^22p~^2P_{3/2}$ 7.1          
      Ni XXII 11.48 $\rm 1s^22s^22p_{1/2}2p_{3/2}3d_{5/2} \rightarrow 2s^22p^3~^2D_{5/2}$ 7.1          
  11.56 22 $\pm$ 14 Ne IX 11.54 $\rm 1s3p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.6   Ne IX 11.55 $\rm 1s3p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.6
      Ni XIX 11.54 $\rm 2s2p^{6}3p~~^{1}P_{1} \rightarrow 2s^22p^{6}~~^{1}S_{0}$ 6.9   Ni XIX 11.54 $\rm 2s2p^{6}3p~~^{1}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.9
      Ni XXI 11.54 $\rm 1s^22s^22p_{1/2}2p_{3/2}^23d_{5/2} \rightarrow 2s^22p^4~^3P_{2}$ 7.0          
ac 11.75 111 $\pm$ 18 Fe XXIII 11.74 $\rm 1s^22s3d~^1D_{2} \rightarrow 1s^22s2p~^1P_{1}$ 7.2   Fe XXIII 11.74 $\rm 2s3d~~^{1}D_{2} \rightarrow 2s2p~~^{1}P_{1}$ 7.2
      Fe XXII 11.77 $\rm 1s^22s^23d~^2D_{3/2} \rightarrow 1s^22s^22p~^2P_{1/2}$ 7.1   Fe XXII 11.77 $\rm 2s^{2}~(^{1}S)~3d~~^{2}D_{3/2} \rightarrow 2s^{2}2p~~^{2}P_{1/2}$ 7.1
  11.83 25 $\pm$ 16 Ni XX 11.83 $\rm 2s^22p^{4}~(^{1}D)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 7.0   Ni XX 11.83 $\rm 2p^{4}~(^{1}D)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Ni XX 11.85 $\rm 1s^22s^22p_{1/2}2p_{3/2}^33d_{5/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 7.0   Ni XX 11.84 $\rm 2p^{4}~(^{1}D)~3d~~^{2}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
  11.95 48 $\pm$ 16 Ni XX 11.96 $\rm 2s^22p^{4}~(^{3}P)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 7.0   Ni XX 11.96 $\rm 2p^{4}~(^{3}P)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XXII 11.98 $\rm 1s^22s^23d~^2D_{3/2} \rightarrow 1s^22s^22p~^2P_{3/2}$ 7.1   Fe XXII 11.93 $\rm 2s^{2}~(^{1}S)~3d~~^{2}D_{3/2} \rightarrow 2s^{2}2p~~^{2}P_{3/2}$ 7.1
      Fe XXI 11.98 $\rm 1s^22s2p_{1/2}^23p_{3/2} \rightarrow 1s^22s^22p^2~^3P_{0}$ 7.0   Fe XXII 11.98 $\rm 2s2p~(^{3}P)~3d~~^{4}F_{7/2} \rightarrow 1s^{2}2s2p^{2}~~^{4}P_{5/2}$ 7.1
      Fe XXII 11.93 $\rm 1s^22s^23d~^2D_{5/2} \rightarrow 1s^22s^22p~^2P_{3/2}$ 7.1   Fe XXII 11.92 $\rm 2s^{2}~(^{1}S)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p~~^{2}P_{3/2}$ 7.1
  12.02 32 $\pm$ 16 Ni XXII 12.01 $\rm 2s^22p^2(^3P)3s~^4P_{5/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.1   Ni XX 12.01 $\rm 2p^{4}~(^{3}P)~3d~~^{4}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Ni XX 11.99 $\rm 2s^22p^{4}~(^{1}D)~3d~~^{2}D_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{1/2}$ 7.0   Ni XX 11.99 $\rm 2p^{4}~(^{1}D)~3d~~^{2}D_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{1/2}$ 6.9
      Ni XX 12.04 $\rm 1s^22s^22p_{1/2}2p_{3/2}^33d_{5/2} \rightarrow 2s^22p^5~^2P_{1/2}$ 7.0          
      Fe XXI 12.04 $\rm 1s^22s2p_{1/2}2p_{3/2}3p_{3/2} \rightarrow 1s^22s^22p^2~^3P_{1}$ 7.0          
ac 12.14 152 $\pm$ 20 Ne X 12.13 $\rm 2p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8   Ne X 12.13 $\rm 2p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8
      Fe XVII 12.12 $\rm 2s^22p^5(^2P)4d~^1P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.8   Fe XVII 12.12 $\rm 2p^{5}4d~~^{1}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.8
      Ne X 12.14 $\rm 2p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8   Ne X 12.14 $\rm 2p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.8
      Fe XXIII 12.16 $\rm 1s^22s3s~~^{1}S_{0} \rightarrow 1s^22s2p~~^{1}P_{1}$ 7.2   Fe XXIII 12.18 $\rm 2s3s~~^{1}S_{0} \rightarrow 2s2p~~^{1}P_{1}$ 7.2
ac 12.28 153 $\pm$ 20 Fe XVII 12.27 $\rm 2s^22p^5(^2P)4d~^3D_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.8   Fe XVII 12.26 $\rm 2p^{5}4d~~^{3}D_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.8
      Fe XXI 12.28 $\rm 1s^22s^{2}2p3d~~^{3}D_{1} \rightarrow 1s^22s^{2}2p^{2}~~^{3}P_{0}$ 7.0   Fe XXI 12.28 $\rm 2s^{2}2p3d~~^{3}D_{1} \rightarrow 2p^{2}~~^{3}P_{0}$ 7.0
ac 12.43 97 $\pm$ 18 Ni XIX 12.44 $\rm 2s^22p^5(^2P)3d~^1P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.9   Ni XIX 12.44 $\rm 2p^{5}3d~~^{1}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.9
  12.56 58 $\pm$ 16 Fe XX 12.58 $\rm 1s^22s2p_{3/2}^33p_{1/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0   Fe XXI 12.52 $\rm 2s^{2}2p3d~~^{3}F_{3} \rightarrow 2p^{2}~~^{3}P_{2}$ 7.0
      Fe XX 12.58 $\rm 1s^22s2p_{1/2}2p_{3/2}^23p_{1/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
  12.70 38 $\pm$ 15 Fe XXII 12.75 $\rm 1s^22s2p_{1/2}3s \rightarrow 1s^22s2p^2~^2D_{3/2}$ 7.1   Unavailable
ac 12.83 161 $\pm$ 20 Fe XX 12.82 $\rm 1s^22s^22p_{1/2}2p_{3/2}3d_{3/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0   Fe XX -12.84 $\rm 2s^{2}2p^{2}~(^{3}P)~3d~~^{4}D_{5/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Fe XXI 12.82 $\rm 1s^22s2p_{1/2}2p_{3/2}3d_{5/2} \rightarrow 1s^22s2p^3~^3D_{1}$ 7.0   Fe XX 12.82 $\rm 2s^{2}2p^{2}~(^{3}P)~3d~~^{4}P_{5/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Fe XX 12.85 $\rm 1s^22s^22p_{1/2}2p_{3/2}3d_{3/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0   Fe XX 12.82 $\rm 2s^{2}2p^{2}~(^{3}P)~3d~~^{4}P_{3/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Fe XX 12.86 $\rm 1s^22s^22p_{1/2}2p_{3/2}3d_{5/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
  12.93 32 $\pm$ 17 Ni XX 12.93 $\rm 2s^22p^4(^1D)3s~^2D_{5/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 6.9   Ni XX 12.93 $\rm 2p^{4}~(^{1}D)~3s~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XIX 12.93 $\rm 1s^22s2p_{1/2}^22p_{3/2}^23p_{3/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9   Fe XX -12.90 $\rm 2s^{2}2p^{2}~(^{3}P)~3d~~^{4}D_{3/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Fe XIX 12.93 $\rm 1s^22s2p_{1/2}2p_{3/2}^33p_{3/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
      Fe XX 12.91 $\rm 1s^22s^22p_{1/2}2p_{3/2}3d_{5/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
  12.97 49 $\pm$ 16 Fe XX 12.97 $\rm 1s^22s^22p_{1/2}2p_{3/2}3d_{3/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0   Fe XX 12.98 $\rm 2s^{2}2p^{2}~(^{3}P)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{3}~~^{2}D_{3/2}$ 7.0
      Fe XXII 12.95 $\rm 1s^22s2p_{1/2}3s \rightarrow 1s^22s2p^2~^2S_{1/2}$ 7.1   Fe XX -12.98 $\rm 2s^{2}2p^{2}~(^{3}P)~3d~~^{4}F_{5/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Fe XX 12.99 $\rm 2s^22p^2(^3P)3d~^2D_{5/2} \rightarrow 2s^22p^3~^2D_{3/2}$ 7.0          
      Fe XX 12.99 $\rm 2s^22p^2(^3P)3d~^2P_{3/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0          
  13.25 88 $\pm$ 16 Fe XXI 13.25 $\rm 1s^22s^22p_{1/2}3s \rightarrow 1s^22s^22p^2~^3P_{2}$ 7.0   Fe XX -13.26 $\rm 2s^{2}2p^{2}~(^{3}P)~3p~~^{4}D_{7/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Ni XX 13.26 $\rm 2s^22p^4(^3P)3s~^2P_{3/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 6.9   Ni XX 13.26 $\rm 2p^{4}~(^{3}P)~3s~~^{2}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XXII 13.24 $\rm 1s^22s^23p~^2P_{1/2} \rightarrow 1s^22s2p^2~^2D_{3/2}$ 7.1   Fe XX -13.26 $\rm 2s^{2}2p^{2}~(^{3}P)~3d~~^{4}F_{3/2} \rightarrow 2s^{2}2p^{3}~~^{2}D_{3/2}$ 7.0
                Fe XIX 13.26 $\rm 2p^{3}~(^{2}P^{*})~3d~~^{3}D_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
ac 13.46 120 $\pm$ 20 Ne IX 13.45 $\rm 1s2p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.6   Ne IX 13.45 $\rm 1s2p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.6
      Fe XIX 13.46 $\rm 2s^22p^{3}~(^{2}D)~3d~~^{3}S_{1} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9   Fe XIX 13.46 $\rm 2p^{3}~(^{2}D^{*})~3d~~^{3}S_{1} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
ac 13.52 144 $\pm$ 22 Fe XIX 13.52 $\rm 2s^22p^{3}~(^{2}D)~3d~~^{3}D_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9   Fe XIX 13.52 $\rm 2p^{3}~(^{2}D^{*})~3d~~^{3}D_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
      Fe XXI 13.51 $\rm 1s^22s2p_{1/2}^23s \rightarrow 1s^22s2p^3~^3D_{1}$ 7.0          
      Fe XIX 13.50 $\rm 1s^22s^22p_{1/2}2p_{3/2}^23d_{3/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
  13.55 $\sim $5 Fe XIX 13.55 $\rm 1s^22s^22p_{1/2}2p_{3/2}^23d_{5/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9   Fe XIX 13.57 $\rm 2p^{3}~(^{2}D^{*})~3d~~^{3}P_{2} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
      Ne IX 13.55 $\rm 1s2p~~^{3}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.6   Ne IX 13.55 $\rm 1s2p~~^{3}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.6
      Fe XX 13.53 $\rm 1s^22s2p_{1/2}^22p_{3/2}3d_{5/2} \rightarrow 2s2p^4~^4P_{3/2}$ 7.0          
      Fe XX 13.53 $\rm 1s^22s2p_{1/2}^22p_{3/2}3d_{5/2} \rightarrow 2s2p^4~^4P_{3/2}$ 7.0          
      Fe XXI 13.57 $\rm 1s^22s^22p_{3/2}3p_{3/2} \rightarrow 1s^22s2p^3~^3D_{1}$ 7.0          
  13.64 75 $\pm$ 20 Fe XIX 13.65 $\rm 2s^22p^{3}~(^{2}D)~3d~~^{3}F_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9   Fe XIX 13.65 $\rm 2p^{3}~(^{2}D^{*})~3d~~^{3}F_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
      Fe XIX 13.65 $\rm 2s^22p^3(^4S)3d~^3D_{3} \rightarrow 2s^22p^4~^3P_{2}$ 6.9   Fe XIX -13.66 $\rm 2p^{3}~(^{2}P^{*})~3d~~^{1}D_{2} \rightarrow 2s^{2}2p^{4}~~^{1}D_{2}$ 6.9
      Fe XIX 13.68 $\rm 1s^22s^22p_{1/2}2p_{3/2}^23d_{3/2} \rightarrow 2s^22p^4~^3P_{1}$ 6.9   Fe XIX 13.67 $\rm 2p^{3}~(^{2}D^{*})~3d~~^{3}D_{2} \rightarrow 2s^{2}2p^{4}~~^{3}P_{1}$ 6.9
  13.69 28 $\pm$ 22 Ne IX 13.70 $\rm 1s2s~~^{3}S_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.6   Ne IX 13.70 $\rm 1s2s~~^{3}S_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.6
ac 13.77 203 $\pm$ 23 Fe XIX 13.75 $\rm 2s^22p^3(^2D)3d~^1F_{3} \rightarrow 2s^22p^4~^1D_{2}$ 6.9   Fe XIX -13.78 $\rm 2p^{3}~(^{4}S^{*})~3d~~^{3}D_{2} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
      Ni XIX 13.78 $\rm 2s^22p^5(^2P)3s~^1P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.8   Ni XIX 13.78 $\rm 2p^{5}3s~~^{1}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.8
      Fe XIX 13.76 $\rm 2s^22p^3(^2D)3d~^3S_{1} \rightarrow 2s^22p^4~^1D_{2}$ 6.9   Fe XIX 13.78 $\rm 2p^{3}~(^{2}D^{*})~3d~~^{3}S_{1} \rightarrow 2s^{2}2p^{4}~~^{1}D_{2}$ 6.9
      Fe XX 13.77 $\rm 2s^22p^2(^3P)3s~^4P_{5/2} \rightarrow 2s^22p^3~^4S_{3/2}$ 7.0   Fe XX 13.74 $\rm 2s^{2}2p^{2}~(^{3}P)~3s~~^{4}P_{5/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Fe XIX 13.80 $\rm 2s^22p^3(^2D)3d~^3P_{2} \rightarrow 2s^22p^4~^1D_{2}$ 6.9   Fe XIX 13.80 $\rm 2p^{3}~(^{4}S^{*})~3d~~^{3}D_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
      Fe XIX 13.80 $\rm 1s^22s^22p_{1/2}2p_{3/2}^23d_{5/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
      Fe XXI 13.80 $\rm 1s^22s2p_{1/2}^23s \rightarrow 1s^22s2p^3~^3P_{1}$ 7.0          
a 13.84 115 $\pm$ 22 Fe XVII 13.82 $\rm 2s2p^{6}3p~~^{1}P_{1} \rightarrow 2s^22p^{6}~~^{1}S_{0}$ 6.8   Fe XVII 13.82 $\rm 2s2p^{6}3p~~^{1}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.8
      Fe XX 13.84 $\rm 2s^{2}2p^{2}~(^{3}P)~3s~~^{4}P_{3/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0   Fe XX 13.82 $\rm 2s^{2}2p^{2}~(^{3}P)~3s~~^{4}P_{3/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Fe XIX 13.84 $\rm 1s^22s^22p_{1/2}^22p_{3/2}3d_{5/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
a 13.94 73 $\pm$ 20 Fe XVIII 13.95 $\rm 2s^22p^{4}~(^{1}S)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9   Fe XVIII 13.95 $\rm 2p^{4}~(^{1}S)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XIX 13.95 $\rm 1s^22s^22p_{1/2}^22p_{3/2}3d_{3/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9   Fe XIX -13.94 $\rm 2p^{3}~(^{4}P^{*})~3d~~^{3}D_{2} \rightarrow 2s^{2}2p^{4}~~^{3}P_{1}$ 6.9
      Fe XX 13.96 $\rm 2s^{2}2p^{2}~(^{3}P)~3s~~^{4}P_{1/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0   Fe XX 13.95 $\rm 2s^{2}2p^{2}~(^{3}P)~3s~~^{4}P_{1/2} \rightarrow 2s^{2}2p^{3}~~^{4}S_{3/2}$ 7.0
      Fe XIX 13.96 $\rm 1s^22s^22p_{1/2}^22p_{3/2}3d_{3/2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
ac 14.03 134 $\pm$ 23 Ni XIX 14.04 $\rm 2s^22p^5(^2P)3s~^3P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.8   Ni XIX 14.04 $\rm 2p^{5}3s~~^{3}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.8
      Fe XIX 14.03 $\rm 1s^22s^22p_{1/2}^22p_{3/2}3d_{5/2} \rightarrow 2s^22p^4~^3P_{1}$ 6.9          
      Fe XXI 14.01 $\rm 1s^22s^22p_{1/2}3p_{1/2} \rightarrow 1s^22s2p^3~^3D_{1}$ 7.0          
ac 14.09 87 $\pm$ 22 Fe XIX 14.07 $\rm 1s^22s2p_{1/2}^22p_{3/2}^23d_{3/2} \rightarrow 2s2p^5~^3P_{2}$ 6.9   Fe XX 14.08 $\rm 2s^{2}2p^{2}~(^{3}P)~3s~~^{4}P_{5/2} \rightarrow 2s^{2}2p^{3}~~^{2}D_{5/2}$ 7.0
      Ni XIX 14.08 $\rm 2s^22p^5(^2P)3s~^3P_{2} \rightarrow 2s^22p^6~^1S_{0}$ 6.8   Ni XIX 14.08 $\rm 2p^{5}3s~~^{3}P_{2} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.8
ac 14.20 225 $\pm$ 26 Fe XVIII 14.21 $\rm 1s^22s^22p_{1/2}2p_{3/2}^33d_{5/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 6.9   Fe XVIII 14.21 $\rm 2p^{4}~(^{1}D)~3d~~^{2}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XVIII 14.21 $\rm 2s^22p^{4}~(^{1}D)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9   Fe XVIII 14.20 $\rm 2p^{4}~(^{1}D)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
ac 14.24 130 $\pm$ 26 Fe XVIII 14.26 $\rm 2s^22p^{4}~(^{1}D)~3d~~^{2}S_{1/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9   Fe XVIII 14.26 $\rm 2p^{4}~(^{1}D)~3d~~^{2}S_{1/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XVIII 14.26 $\rm 1s^22s^22p_{1/2}2p_{3/2}^33d_{5/2} \rightarrow 2s^22p^5~^2P_{3/2}$ 6.9   Fe XVIII -14.26 $\rm 2p^{4}~(^{1}D)~3d~~^{2}F_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XX 14.27 $\rm 1s^22s2p_{1/2}^22p_{3/2}3s \rightarrow 2s2p^4~^4P_{5/2}$ 7.0          
ac 14.35 172 $\pm$ 23 Fe XVIII 14.34 $\rm 2s^22p^{4}~(^{1}D)~3d~~^{2}P_{1/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{1/2}$ 6.9   Fe XVIII 14.34 $\rm 2p^{4}~(^{1}D)~3d~~^{2}P_{1/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{1/2}$ 6.9
      Fe XVIII 14.34 $\rm 2s^22p^{4}~(^{1}D)~3d~~^{2}D_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{1/2}$ 6.9   Fe XVIII 14.36 $\rm 2p^{4}~(^{1}D)~3d~~^{2}D_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{1/2}$ 6.9
      Fe XVIII 14.37 $\rm 2s^22p^{4}~(^{3}P)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9   Fe XVIII 14.37 $\rm 2p^{4}~(^{3}P)~3d~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XX 14.33 $\rm 1s^22s^22p_{3/2}^23p_{3/2} \rightarrow 2s2p^4~^4P_{5/2}$ 7.0          
  14.41 76 $\pm$ 21 Ni XX 14.41 $\rm 2s^22p^43p~^2P_{3/2} \rightarrow 2s2p^6~^2S_{1/2}$ 6.9   Fe XVIII 14.42 $\rm 2p^{4}~(^{1}D)~3d~~^{2}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{1/2}$ 6.9
      Fe XX 14.42 $\rm 1s^22s2p_{1/2}^22p_{3/2}3s \rightarrow 2s2p^4~^4P_{3/2}$ 7.0          
      Fe XVIII 14.43 $\rm 1s^22s^22p_{1/2}2p_{3/2}^33d_{5/2} \rightarrow 2s^22p^5~^2P_{1/2}$ 6.9          
ac 14.53 126 $\pm$ 20 Fe XVIII 14.53 $\rm 2s^22p^{4}~(^{3}P)~3d~~^{2}F_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9   Fe XVIII 14.53 $\rm 2p^{4}~(^{3}P)~3d~~^{2}F_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XVIII 14.57 $\rm 2s^22p^{4}~(^{3}P)~3d~~^{4}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9   Fe XVIII 14.55 $\rm 2p^{4}~(^{3}P)~3d~~^{4}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
a 14.68 104 $\pm$ 19 Fe XVIII 14.69 $\rm 1s^22s^22p_{1/2}2p_{3/2}^33d_{3/2} \rightarrow 2s^22p^5~^2P_{1/2}$ 6.9   Fe XVIII -14.70 $\rm 2p^{4}~(^{3}P)~3d~~^{4}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.8
      Fe XIX 14.66 $\rm 2s^22p^{3}~(^{2}D)~3s~~^{3}D_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9   Fe XIX 14.67 $\rm 2p^{3}~(^{2}D^{*})~3s~~^{3}D_{3} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
      Fe XIX 14.73 $\rm 2s^22p^3(^2D)3s~^3D_{2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9   Fe XVIII -14.72 $\rm 2s^{2}2p^{5}~(^{3}P)~3d~~^{2}P_{1/2} \rightarrow 2s2p^{6}~~^{2}S_{1/2}$ 6.9
      Fe XVIII 14.73 $\rm 1s^22s2p_{1/2}^22p_{3/2}^33d_{5/2} \rightarrow 2s2p^6~^2S_{1/2}$ 6.9          
a 14.78 69 $\pm$ 18 Fe XX 14.75 $\rm 1s^22s^22p_{1/2}2p_{3/2}3p_{3/2} \rightarrow 2s2p^4~^4P_{5/2}$ 7.0   Fe XX -14.75 $\rm 2s^{2}2p^{2}~(^{3}P)~3p~~^{4}S_{3/2} \rightarrow 2s2p^{4}~~^{4}P_{3/2}$ 7.0
      Fe XVIII 14.78 $\rm 1s^22s2p_{1/2}^22p_{3/2}^33d_{5/2} \rightarrow 2s2p^6~^2S_{1/2}$ 6.9   Fe XVIII -14.78 $\rm 2s2p^{5}~(^{3}P)~3d~~^{2}D_{3/2} \rightarrow 2s2p^{6}~~^{2}S_{1/2}$ 6.9
  14.90 125 $\pm$ 21 Fe XX 14.92 $\rm 1s^22s^22p_{1/2}2p_{3/2}3p_{3/2} \rightarrow 2s2p^4~^4P_{3/2}$ 7.0   Fe XVIII -14.91 $\rm 2p^{4}~(^{3}P)~3d~~^{4}D_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{1/2}$ 6.8
      Fe XX 14.95 $\rm 1s^22s^22p_{1/2}2p_{3/2}3p_{1/2} \rightarrow 2s2p^4~^4P_{5/2}$ 7.0          
      Fe XIX 14.96 $\rm 2s^22p^3(^4S)3s~^3S_{1} \rightarrow 2s^22p^4~^3P_{2}$ 6.9          
      Fe XX 14.97 $\rm 1s^22s^22p_{1/2}2p_{3/2}3p_{3/2} \rightarrow 2s2p^4~^4P_{1/2}$ 7.0          
ac 15.02 331 $\pm$ 27 Fe XVII 15.01 $\rm 2s^22p^5(^2P)3d~^1P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.7   Fe XVII 15.02 $\rm 2p^{5}3d~~^{1}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.8
a 15.09 79 $\pm$ 22 Fe XIX 15.08 $\rm 2s^22p^3(^4S)3s~^5S_{2} \rightarrow 2s^22p^4~^3P_{2}$ 6.9   Unavailable
  15.19 91 $\pm$ 19 Fe XIX 15.20 $\rm 1s^22s2p_{1/2}^22p_{3/2}^23s \rightarrow 2s2p^5~^3P_{2}$ 6.9   Fe XIX 15.20 $\rm 2p^{3}~(^{4}S^{*})~3s~~^{5}S_{2} \rightarrow 2s^{2}2p^{4}~~^{3}P_{2}$ 6.9
      O VIII 15.18 $\rm 4p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5   O VIII 15.18 $\rm 4p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5
      O VIII 15.18 $\rm 4p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5   O VIII 15.18 $\rm 4p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5
ac 15.27 92 $\pm$ 18 Fe XVII 15.26 $\rm 2s^22p^5(^2P)3d~^3D_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.7   Fe XVII 15.26 $\rm 2p^{5}3d~~^{3}D_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.8
  15.38 60 $\pm$ 17 Fe XIX 15.37 $\rm 1s^22s2p_{1/2}^22p_{3/2}^23s \rightarrow 2s2p^5~^3P_{1}$ 6.9   Unavailable
      Fe XIX 15.35 $\rm 1s^22s2p_{1/2}^22p_{3/2}^23s \rightarrow 2s2p^5~^3P_{2}$ 6.9          
  15.45 42 $\pm$ 16 Fe XVII 15.45 $\rm 2s^22p^5(^2P)3d~^3P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.7   Fe XVII 15.45 $\rm 2p^{5}3d~~^{3}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.7
a 15.62 86 $\pm$ 17 Fe XVIII 15.62 $\rm 2s^22p^{4}~(^{1}D)~3s~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.8   Fe XVIII 15.62 $\rm 2p^{4}~(^{1}D)~3s~~^{2}D_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
a 15.81 47 $\pm$ 16 Fe XVIII 15.82 $\rm 2s^22p^{4}~(^{3}P)~3s~~^{4}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.8   Fe XVIII 15.83 $\rm 2p^{4}~(^{3}P)~3s~~^{4}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
a 15.87 49 $\pm$ 19 Fe XVIII 15.87 $\rm 2s^22p^4(^1D)3s~^2D_{3/2} \rightarrow 2s^22p^5~^2P_{1/2}$ 6.8   Unavailable
c 16.00 139 $\pm$ 22 O VIII 16.01 $\rm 3p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5   O VIII 16.01 $\rm 3p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5
      O VIII 16.01 $\rm 3p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5   O VIII 16.01 $\rm 3p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5
      Fe XVIII 16.00 $\rm 2s^22p^{4}~(^{3}P)~3s~~^{2}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.8   Fe XVIII 16.00 $\rm 2p^{4}~(^{3}P)~3s~~^{2}P_{3/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
ac 16.07 179 $\pm$ 24 Fe XVIII 16.07 $\rm 2s^22p^{4}~(^{3}P)~3s~~^{4}P_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.8   Fe XVIII 16.07 $\rm 2p^{4}~(^{3}P)~3s~~^{4}P_{5/2} \rightarrow 2s^{2}2p^{5}~~^{2}P_{3/2}$ 6.9
      Fe XVIII 16.05 $\rm 2s^22p^4(^3P)3s~^2P_{1/2} \rightarrow 2s^22p^5~^2P_{1/2}$ 6.8          
ac 16.12 79 $\pm$ 20 Fe XVIII 16.16 $\rm 2s2p^53s~^2P_{3/2} \rightarrow 2s2p^6~^2S_{1/2}$ 6.8   Fe XVIII 16.17 $\rm 2s^{2}2p^{5}~(^{3}P)~3s~~^{2}P_{3/2} \rightarrow 2s2p^{6}~~^{2}S_{1/2}$ 6.9
      Fe XIX 16.11 $\rm 1s^22s^22p_{1/2}2p_{3/2}^23p_{1/2} \rightarrow 2s2p^5~^3P_{2}$ 6.9          
a 16.28 31 $\pm$ 14 Fe XIX 16.28 $\rm 1s^22s^22p_{1/2}2p_{3/2}^23p_{1/2} \rightarrow 2s2p^5~^3P_{1}$ 6.9   Fe XVIII 16.31 $\rm 2s2p^{5}~(^{3}P)~3s~~^{4}P_{3/2} \rightarrow 2s2p^{6}~~^{2}S_{1/2}$ 6.9
  16.36 12 $\pm$ 12 Fe XVII 16.35 $\rm 2s^22p^5(^2P)3p~^3D_{2} \rightarrow 2s^22p^6~^1S_{0}$ 6.7   Fe XVII 16.34 $\rm 2p^{5}3p~~^{3}D_{2} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.7
      Fe XIX 16.34 $\rm 1s^22s^22p_{1/2}2p_{3/2}^23p_{1/2} \rightarrow 2s2p^5~^3P_{2}$ 6.9          
      Fe XVIII 16.32 $\rm 2s2p^53s~^2P_{3/2} \rightarrow 2s2p^6~^2S_{1/2}$ 6.8          
ac 16.77 234 $\pm$ 22 Fe XVII 16.78 $\rm 2s^22p^5(^2P)3s~^1P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.7   Fe XVII 16.78 $\rm 2p^{5}3s~~^{3}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.7
ac 17.05 366 $\pm$ 25 Fe XVII 17.05 $\rm 2s^22p^5(^2P)3s~^3P_{1} \rightarrow 2s^22p^6~^1S_{0}$ 6.7   Fe XVII 17.05 $\rm 2p^{5}3s~~^{1}P_{1} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.7
      Fe XVII 17.10 $\rm 2s^22p^5(^2P)3s~^3P_{2} \rightarrow 2s^22p^6~^1S_{0}$ 6.7   Fe XVII 17.10 $\rm 2p^{5}3s~~^{3}P_{2} \rightarrow 2p^{6}~~^{1}S_{0}$ 6.7
  17.33 22 $\pm$ 12 Unavailable   Unavailable
a 17.62 38 $\pm$ 14 Fe XVIII 17.62 $\rm 2s^22p^43p~^2P_{3/2} \rightarrow 2s2p^6~^2S_{1/2}$ 6.8   Fe XVIII -17.64 $\rm 2p^{4}~(^{1}D)~3p~~^{2}P_{3/2} \rightarrow 2s2p^{6}~~^{2}S_{1/2}$ 6.9
  18.62 13 $\pm$ 11 O VII 18.63 $\rm 1s3p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.3   O VII 18.63 $\rm 1s3p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.4
ac 18.96 423 $\pm$ 26 O VIII 18.97 $\rm 2p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5   O VIII 18.97 $\rm 2p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5
      O VIII 18.97 $\rm 2p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5   O VIII 18.97 $\rm 2p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.5
  21.38 11 $\pm$ 9 Unavailable   Unavailable
ac 21.59 52 $\pm$ 12 O VII 21.60 $\rm 1s2p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.3   O VII 21.60 $\rm 1s2p~~^{1}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.3
  21.79 16 $\pm$ 10 O VII 21.80 $\rm 1s2p~~^{3}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.3   O VII 21.81 $\rm 1s2p~~^{3}P_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.3
  22.09 32 $\pm$ 11 O VII 22.10 $\rm 1s2s~~^{3}S_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.3   O VII 22.10 $\rm 1s2s~~^{3}S_{1} \rightarrow 1s^{2}~~^{1}S_{0}$ 6.3
ac 33.73 52 $\pm$ 13 C VI 33.73 $\rm 2p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.1   C VI 33.73 $\rm 2p~~^{2}P_{3/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.2
      C VI 33.74 $\rm 2p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.1   C VI 33.74 $\rm 2p~~^{2}P_{1/2} \rightarrow 1s~~^{2}S_{1/2}$ 6.2
$\textstyle \parbox{16cm}{ $a$ : selected line for the APED-based {\it EM}~recon... ... $\lambda_{\rm pred}$\space mark the lines which are only theoretically known.}$


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