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Table 2

Central wavelengths, excitation potential, and adopted oscillator strengths log gf values, taken from 1 Van der Swaelmen et al. (2013), otherwise VALD values.

Species λ χex log gfadopted
Å eV

Ba ii 6496.897 0.604321 -0.320
La ii 6262.287 0.403019 -1.6001
La ii 6320.376 0.172903 -1.562
La ii 6390.477 0.321339 -1.410
Nd ii 6740.078 0.064 -1.526
Ce ii 6043.373 1.206 -0.500
Eu ii 6645.064 1.379816 0.120

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