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Fig. 16

image

Spectra of the 21,1−21,2 emission around W51e2 at three positions a) north/northwest b) northeast c) southeast of the e2 HCH ii region. See Fig. 14 to see where these were extracted. The left axis shows the average brightness over the aperture in mJy/beam, while the right axis shows the brightness temperature.

This figure is made of several images, please see below:

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