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Table 2

Identification of lines in the HARPS spectrum of Proxima shown in the left panel of Fig. 5.

λ Element gf E′′ (eV) Visibility

4147.67 FeI 7.87E-03 1.485 Yes
4149.76 FeI 4.93E-06 0.052 Yes
4151.11 Er I 2.73E+00 0.000 Yes
4152.17 FeI 5.86E-04 0.958 Yes
4153.90 FeI 4.77E-01 3.397 No
4154.50 FeI 2.05E-01 2.832 No
4154.81 FeI 3.98E-01 3.368 No
4156.80 FeI 1.55E-01 2.832 No
4159.68 V I 1.86E-02 0.287 Yes

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