Fig. 2.
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Vector PM diagrams for the bright sources (Ks < 12 mag) matched with the 2MASS+Gaia catalogues and the fainter sources (Ks > 12 mag) matched with VVVX+Gaia catalogues (upper frame FSR 19 and bottom frame FSR 25). The yellow region shows the cluster selection and the black cross in upper right frame represents the RR Lyrae found within 5′ of the FSR 19 cluster. The colour bars indicate the concentration level.
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