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Fig. 3
Radio continuum map of Sh2-90 at 1280 MHz. The contour levels are at 1.20 × (4.5, 6, 8, 10, 14, 20, 28, 38) mJy beam-1, where 1.21 mJy beam-1 is the rms noise of the 1280 MHz map. North is up and east is to the left.
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