Fig. 6
Hα image (UKST Hα survey, Parker et al. 2005) of the H ii regions NGC 6334 and NGC 6357 (Galactic coordinates). The different regions are labeled. Overplotted are the O-B3 stars in the distance range of 1.5 to 1.95 kpc (red circles) and stellar clusters/groups (yellow symbols and names). Clusters/groups without name are clusters from Bica et al. (2003) and Feigelson et al. (2009).
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