Two late-T dwarfs at kiloparsec distances revealed by JWST UNCOVER survey
D. H. Li, Z. H. Zhang, H. P. Peng, M. C. Galvez-Ortiz et autres
We conducted a search for brown dwarf candidates in a James Webb Space Telescope deep field around A2744 to investigate the space density of these objects at kiloparsec distances. Our methodology employed an initial selection based on photometric colours, followed by spectral …