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Fig. 3
Blow-up of the Region 2 from the 1.2 mm continuum map shown in Fig. 1, around the HII region W40. The mean rms noise level is ~14 mJy/13-beam. Black contours show the levels of 5σ, 8σ, 15σ, 20σ, 25σ, and 35σ. One of the candidate exciting stars, Sh64-OS2a, is detected in our MAMBO mapping and indicated here.
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