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Fig. 14
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Factor necessary for filaments to compensate (solid lines) for the plage emission (in Hα) vs. inclination, for different configurations (Table 6): LT1 (black), LT2 (red), LT3 (green), LT4 (orange). The dashed lines correspond to a filament contribution to the Hα emission twice larger than the plage contribution (see text).
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