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Fig. 1


Non coronagraphic IRDIFS_EXT images of the HD 284149 system acquired on November 27th 2015. Left: full-frame, TLOCI post-processed IRDIS image. The newly discovered close stellar companion HD 284149 B (see Sect. 4.1) is only barely visible in the IRDIS images. The known brown dwarf companion HD 284149 b (see e.g. Sect. 4.2) is clearly visible in the lower right corner. Right: PCA post-processed IFS image. The red circle marks the position of HD 284149 B.

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