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Fig. 16.

image

Schematic diagram of the main morphological features of the R Hya nebula. All features are colour-coded to match their respective Doppler shifts. The elliptical nebula (in grey, typical size ∼1500 au) encompasses the eastern and western bubbles (typical size ∼800 au), which fully surround the compact EDE in the centre of the CSE (typical size ∼80 au).

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