Fig. 12
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Distribution of the ICRF3 sources in Gaia-CRF3 in Galactic coordinates. Sources from ICRF3 S/X are shown by red dots, from ICRF3 K by blue crosses, and from ICRF3 X/Ka by turquoise squares. This map uses a Hammer–Aitoff projection in galactic coordinates, with l = b = 0 at the centre, north up, and l increasing from right to left.
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