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Fig. 1.
Averaged Sun-centre spectrum from 29 September 2013, used in the calculation of incident profiles in the Mg II updates to the PROM code. Dashed lines indicate locations of the five Mg II lines of interest. From left to right: 2791.60 Å, 2796.35 Å (k), 2798.75 Å, 2798.82 Å, and 2803.53 Å (h).
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