Fig. 3.
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Spectral profiles of the cross-section indicated in Figs. 1 and 2. Each vertical set of three panels corresponds to the Ca II K, Hα, and Ca II 8542 Å respectively, with each column corresponding to the cross-section of the same color shown in Fig. 1 or Fig. 2. Left column, in red: Ribbon freckle at x ≈ 0.65 arcsec. Second column, in orange: The leading edge of the flare ribbon at x ≈ 0.3 arcsec. Third column, in grey: Cut tracing the trajectory of a coronal loop with condensed rain flowing down towards the flare ribbon. Fourth column, in blue: Profiles from the part of the ribbon near the base of a coronal loop down-flow crossing a region showing blueshifted profiles. Fourth column, in magenta: Broad profiles found in the early stages of the flare.
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