Fig. 5
Left: slit positions used for observing Mc30-6, superimposed on 10′′ × 10′′ cut-outs of the corresponding ISAAC acquisition images, where North is up and East is left. The double object close to the center of each image is Mc30-6, and each component is labeled. Right: comparison of the extracted spectra of Mc30-6 at the ranges where variations are more striking. Each spectrum is labeled with the year of observation. Colors are coded as in Fig. 3.
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