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Fig. 6.

image

G magnitude histograms for, from top to bottom lines, a sample of 100 million sources randomly taken from Gaia DR2 (in grey), Dataset A (in red), Dataset B (in green), and Dataset C (in blue). Bins are 0.1 mag wide. On the log scale of the ordinate, a dotted straight line with slope 0.35 dex mag−1 is adjusted to the histogram of Dataset A.

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