This article has an erratum: [https://doi.org/10.1051/0004-6361/201732216e]
Channel map of the SO2 (134,10 − 133,11) emission in R Dor. The circle denotes the place of maximum dust emissivity (taking the contours at 1%, 10 and 90% of the total flux). An extra blob appears at ~0.3′′ from the central position in the blue channel maps.
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