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Fig. 26

image

YSOs in the direction of the eastern parental filament. The red contours correspond to column densities of 3, 4, 5, 6, and 7 × 1022 cm-2. They are superimposed on grey images (logarithmic units): a) the 24 μm image; b) the 70 μm Hi-GAL image. The 18 beam of the column density map (also that of the 250 μm image) is at the lower left.

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