Line list 8 Density Sensitive Line Pair Selection (NIS) - 14 lines Fe XIII 318.14 (1) NIS1 117 Fe XIII 320.80 (1) NIS1 155 Fe XIII 359.64 (1) NIS1 711 Mg VII 319.03 (1) NIS1 129 Mg VII 367.67 (1) NIS1 825 Fe XIV 334.17 (1) NIS1 346 Fe XIV 353.83 (1) NIS1 628 Fe XII 338.26 (1) NIS1 405 Fe XII 364.47 (1) NIS1 780 Si IX 341.95 (1) NIS1 457 Si IX 345.13 (1) NIS1 503 Si IX 349.87 (1) NIS1 571 Si X 347.40 (1) NIS1 536 Si X 356.04 (1) NIS1 659