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We detect the host galaxy in only one LRD, MSAID38108 at $z = 4.96$, which has a stellar mass of $\\log (M_*/M_{\\odot}) = 8.66^{+0.24}_{-0.23}$, an effective radius $R_e=0.66^{+0.08}_{-0.05}$ kpc, and a S\\'ersic index $n=0.71^{+0.07}_{-0.08}$. 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Ho, Ming-Yang Zhuang, Ruancun Li","submitted_at":"2024-11-07T05:42:49Z","abstract_excerpt":"We investigate the host galaxy properties of eight little red dots (LRDs) selected from the JWST UNCOVER survey, applying a new technique ({\\tt\\string GalfitS}) to simultaneously fit the morphology and spectral energy distribution using multi-band NIRCam images covering $\\sim 1-4\\,\\mu {\\rm m}$. We detect the host galaxy in only one LRD, MSAID38108 at $z = 4.96$, which has a stellar mass of $\\log (M_*/M_{\\odot}) = 8.66^{+0.24}_{-0.23}$, an effective radius $R_e=0.66^{+0.08}_{-0.05}$ kpc, and a S\\'ersic index $n=0.71^{+0.07}_{-0.08}$. 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