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Fig. 1.


Simulated image of central 1.3″ for epoch 2019.4. Using the data provided in Gillessen et al. (2017), this image shows the expected appearance of the vicinity of Sgr A* at the resolution and pixel scale of the adaptive optics imager NACO at the VLT. Red labels indicate late-type stars, and blue labels indicate early-type stars. White labels indicate that no spectral identification is available.

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