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VLTI-AMBER velocity-resolved aperture-synthesis imaging of<i>η</i>Carinae with a spectral resolution of 12 000
Context. The mass loss from massive stars is not understood well. Eta Car is a unique object for studying the massive stellar wind during the LBV phase. It is also an eccentric binary with a period of 5.54 yr. The nature of both stars is uncertain, although we know from …