Fig. 6

Comparison of the co-added TWIN data (thick, blue line) and the synthetic spectrum (thin, red line). The model has a radial extent of R = 0.44–0.94 R⊙, constant Σ(R) = 0.3 g cm-2, (almost) constant Teff(R) = 6000 K and the reduced bulk-Earth chemical mixture.
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