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S19A0073abst

S19A0073

High-contrast imaging (e.g., Subaru/HiCIAO and ALMA) to date has revealed that appearances of gap structures in protoplanetary disks differ with an observing wavelength (e.g., NIR and sub-millimeter). It is because radial distributions of dust grain would vary by the grain size, and it is considered to be induced by interaction between a disk and planets. Some theoretical predictions on a relationship between planet mass and gap properties in Β΅m and sub-millimeter wavelength were proposed, but observational constraints have not yet been presented. Here we propose SCExAO+VAMPIRES+CHARIS observations of ring-disk systems identified with ALMA to detect both gap structures and young planets. Our goal is to statistically show an observational relationship between gap properties and the planet mass by combining results of proposed VAMPIRES and CHARIS observations with ALMA archival data. Comparing with the theories, we will statistically explore planet-disk interaction among proposed ring-disk systems.


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