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Fig. 7
GLIMPSE color–color diagram [5.8]–[8.0] vs. [3.6]–[4.5] for all the selected sources in filament G47.06+0.26. Class I and II regions are indicated according to criteria given by Allen et al. (2004). Class I sources are protostars with circumstellar envelopes and Class II are disk-dominated objects.
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