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Table 1
List of the main SDO EVE flare lines.
| Ion | λ obs | λ | Transition | T max | Notes |
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| ? Ni xxiv | 88.61 | 2s2 2p 2P1/2–2s 2p22P1/2 | 7.2 | very weak | |
| Fe xix | 91.0 | 91.013 | 2s2 2p41D2–2s 2p51P1 | 7.0 | |
| Fe xxi | 91.0 | 91.27 | 2s2 2p23P0–2s 2p33S1 | 7.1 | |
| ? Ni xxiii | 92.1 | 91.869 | 2s2 2p23P2–2s 2p33S1 | 7.2 | |
| Fe xx | 93.8 | 93.781 | 2s2 2p32D5/2–2s 2p42P3/2 | 7.0 | |
| Fe xviii | 93.8 | 93.923 | 2s2 2p52P3/2–2s 2p62S1/2 | 6.9 | bl Fe xiv |
| ? Ni xxi | 95.86 | 2s2 2p4 3P 2–2s 2p5 3P 2 | 7.1 | ||
| Fe xxi | 97.9 | 97.864 | 2s2 2p23P1–2s 2p33S1 | 7.1 | |
| Fe xvii | 97.9 | 98.25 | 2s22p53s 3P1–2p63s 1S0 | 6.9 | |
| Fe xxii | 100.6 | 100.775 | 2s2 2p 2P1/2–2s 2p22P3/2 | 7.1 | |
| Fe xix | 101.5 | 101.55 | 2s2 2p43P2–2s 2p53P1 | 7.0 | |
| Fe xxi | 102.2 | 102.217 | 2s2 2p23P2–2s 2p33S1 | 7.1 | |
| Fe xviii | 103.9 | 103.948 | 2s2 2p52P1/2–2s 2p62S1/2 | 6.9 | |
| Fe xix | 106.1 | 106.317 | 2s2 2p43P1–2s 2p53P0 | 7.0 | weak |
| Fe xxi | 108.3 | 108.118 | 2s2 2p23P0–2s 2p33P1 | 7.1 | weak |
| Fe xix | 108.3 | 108.355 | 2s2 2p43P2–2s 2p53P2 | 7.0 | strong |
| Fe xix | 109.9 | 109.952 | 2s2 2p43P0–2s 2p53P1 | 7.0 | weak |
| Fe xx | 110.4 | 110.627 | 2s2 2p32D3/2–2s 2p42D3/2 | 7.0 | |
| Fe xix | 111.7 | 111.695 | 2s2 2p43P1–2s 2p53P1 | 7.0 | weak |
| Ni xxiii | 111.7 | 111.829 | 2s2 2p23P0–2s 2p33D1 | 7.2 | weak |
| Fe xx | 113.3 | 113.349 | 2s2 2p32D5/2 2s 2p42D5/2 | 7.0 | |
| Fe xxii | 114.4 | 114.410 | 2s2 2p 2P3/2–2s 2p22P3/2 | 7.1 | |
| Fe xxii | 116.0 | 116.268 | 2s2 2p 2P3/2–2s 2p22S1/2 | 7.1 | |
| Fe xxii | 117.2 | 117.154 | 2s2 2p 2P1/2–2s 2p22P1/2 | 7.1 | strong |
| Fe xxi | 117.2 | 117.50 | 2s2 2p23P1–2s 2p33P1 | 7.1 | |
| Ni xxv | 117.939 | 2s21S0–2s 2p 1P1 | 7.3 | ||
| Ni xxii | 117.918 | 2s2 2p34S3/2–2s 2p44P5/2 | 7.0 | ||
| ? Ni xxiv | 118.5 | 118.474 | 2s2 2p 2P1/2–2s 2p22D3/2 | 7.1 | very weak |
| Fe xx | 118.5 | 118.680 | 2s2 2p34S3/2–2s 2p44P1/2 | 7.0 | strong |
| Fe xix | 120.0 | 119.983 | 2s2 2p43P1–2s 2p53P2 | 7.0 | |
| Fe xxi | 121.3 | 121.213 | 2s2 2p23P2–2s 2p33P2 | 7.1 | weak |
| Fe xx | 121.8 | 121.845 | 2s2 2p34S3/2–2s 2p44P3/2 | 7.0 | strong |
| Fe xxi | 123.8 | 123.831 | 2s2 2p23P2–2s 2p33P1 | 7.1 | weak |
| Fe xxi | 128.7 | 128.753 | 2s2 2p23P0–2s 2p33D1 | 7.1 | strong |
| Fe xx | 132.9 | 132.840 | 2s2 2p34S3/2–2s 2p44P5/2 | 7.0 | strong |
| Fe xxiii | 132.9 | 132.906 | 2s21S0–2s 2p 1P1 | 7.2 | strong |
| Fe xxii | 135.8 | 135.791 | 2s2 2p 2P1/2–2s 2p22D3/2 | 7.1 | strong |
| ? Mn xxii | 141.090 | 2s21S0–2s 2p 1P1 | 7.1 | ||
| Fe xxi | 142.2 | 142.144 | 2s2 2p23P1–2s 2p33D2 | 7.1 | weak |
| Fe xxi | 142.2 | 142.281 | 2s2 2p23P1–2s 2p33D1 | 7.1 | weak |
| Fe xxi | 145.6 | 145.732 | 2s2 2p23P2–2s 2p33D3 | 7.1 | weak |
| Fe xxii | 156.0 | 156.019 | 2s2 2p 2P3/2–2s 2p22D5/2 | 7.1 | bl |
| ? Ni xxvi | 165.377 | 1s2 2s 2S1/2–1s2 2p 2P3/2 | 7.4 | ||
| Fe xxiv | 192.0 | 192.028 | 1s2 2s 2S1/2–1s2 2p 2P3/2 | 7.3 | bl |
| Fe xxiv | 255.1 | 255.114 | 1s2 2s 2S1/2–1s2 2p 2P1/2 | 7.3 | bl Fe xvii |
| Fe xxiii | 263.7 | 263.765 | 2s21S0–2s 2p 3P1 | 7.2 | bl S x |
| Ca xviii | 302.2 | 302.190 | 1s2 2s 2S1/2–1s2 2p 2P3/2 | 7.0 | bl Ni xiv |
| Ar xvi | 353.8 | 353.920 | 1s2 2s 2S1/2–1s2 2p 2P3/2 | 7.1 | bl Fe xiv |
| Fe xx | 384.3 | 384.210 | 2s2 2p34S3/2–2s2 2p32P1/2 | 7.0 | bl C iv |
| Ar xvi | 389.1 | 389.136 | 1s2 2s 2S1/2–1s2 2p 2P1/2 | 7.0 | bl Fe xvii |
| Fe xx | 567.8 | 567.867 | 2s2 2p34S3/2–2s2 2p32D5/2 | 7.0 | bl Ne v |
| Fe xix | 592.2 | 592.236 | 2s2 2p43P2–2s2 2p41D2 | 7.0 | bl Fe xii |
Notes. λobs and λ (Å) are the measured (by EVE) and experimental wavelengths, Tmax (in logarithm) the approximate temperature of formation of the ion in equilibrium; bl means the line is blended.
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