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Table 1

Line characteristics: wavelength, transition, oscillator strength, and excitation energy.

Line Transition log gf χ [eV]

Fe i 539.3167 nm z5D3e5D4 −0.762 3.24
Mn i 539.4677 nm a6S5/2z8P −3.453 0.0
Fe i 539.5215 nm z5G2g5F1 −1.763 4.44

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