Line wavelength (nm) HeI 381.9 CaII(K) 393.3 CaII(H) 396.8 HeI 397.0 HeI 400.9 HeI 402.6 MgI 403.0 MnI 403.0 FeI 404.5 SiIV 408.9 HI 410.2 HeI 412.1 SiII 412.8 FeI 414.4 CaI 422.6 FeII 423.3 CH(G) 430.0 HI 434.1 FeI 438.3 HeI 438.7 HeI 447.1 MgII 448.1 SiIII 455.2 HeII 468.6 TiO 476.2 HI 486.1 TiO 495.4 HI 656.3