Orbital and dynamical analysis of the system around HR 8799 - New astrometric epochs from VLT/SPHERE and LBT/LUCI

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Fig. 13

HR 8799 architecture: two belts (blue lines), four detected planets (pink circles), and a putative fifth planet (light-blue circle). The pink shaded area represents the extension of the chaotic zone whereas the gray shaded zone represents the extension of the outer disk. The contrast curve for the system is shown in red.

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