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Table 6

Spectral lines used in magnetic Doppler imaging of HD 125248.

Ion λ (Å) Ei (eV) log gf
Ce ii 4460.207 0.478 0.280 0.690
Ce ii 4486.909 0.295 −0.180 0.985
Ce ii 4562.359 0.478 0.210 1.028
Gd ii 4597.910 0.602 −0.830 1.585
Gd ii 4732.609 1.102 −0.540 1.555
Gd ii 5092.249 1.727 −0.230 1.535
Nd iii 5677.179 0.631 −1.450 1.600
Nd iii 5851.542 0.461 −1.550 1.660
Nd iii 6145.068 0.296 −1.330 0.690
Cr ii 4554.988 4.071 −1.282 1.330
Cr ii 4618.803 4.074 −0.840 0.918
Cr ii 4824.127 3.871 −0.970 1.340
Cr ii 5420.922 3.758 −2.458 1.490
Cr ii 6134.465 6.578 −2.285∗ 0.595
Cr ii 6138.721 6.484 −1.793∗ 0.915
Cr ii 6336.263 4.073 −3.759 0.665
Fe ii 4508.280 2.856 −2.250 0.500
Fe ii 4576.333 2.844 −2.920 1.185
Fe ii 5018.436 2.891 −1.220 1.935
Fe ii 5061.703 10.308 0.606 * 1.360
Fe ii 5169.028 2.891 −1.250 1.325
Fe ii 5197.568 3.230 −2.100 0.660
Fe i 5615.644 3.332 −0.050 * 1.200
Fe ii 5961.706 10.678 0.995 * 1.192
Fe ii 5991.371 3.153 −3.540 0.813
Fe ii 6084.102 3.199 −3.930 * 0.712
Fe ii 6446.407 6.223 −1.960 1.240
Fe ii 6482.204 6.219 −1.803 * 0.940

Notes. The columns give the ion, central wavelength λ, excitation potential of the lower atomic level Ei, the oscillator strength log gf, and the effective Landé factor of the spectral lines used for the inversions.

(*)

log gf value automatically adjusted in the MDI inversion.

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