TY - JOUR AU - Herrero, A. AU - Gil De Paz, Armando AU - Berlanas, S.R. AU - Comerón, F. AU - Puls, J. AU - Ramírez Alegría, S. AU - García, M. AU - Lennon, D.J. AU - Najarro, F. AU - Simón Díaz, S. AU - Urbaneja, M.A. AU - Gallego Maestro, Jesús AU - Carrasco, E. AU - Iglesias, J. AU - Cedazo, R. AU - García Vargas, M. L. AU - Castillo Morales, María África AU - Pascual Ramírez, Sergio AU - Cardiel López, Nicolás AU - Pérez Calpena, A. PY - 2022 DO - 10.1093/mnras/stab3660 SN - 0035-8711 UR - https://hdl.handle.net/20.500.14352/72017 T2 - Monthly notices of the Royal Astronomical Society AB - 2MASS J20395358+4222505 is an obscured early B supergiant near the massive OB star association Cygnus OB2. Despite its bright infrared magnitude (K-s = 5.82) it has remained largely ignored because of its dim optical magnitude (B = 16.63, V = 13.68).... LA - eng M2 - 3113 PB - Wiley KW - Atmospheric nlte-models KW - Ob-stars KW - Spectral classification KW - Spectroscopic analysis KW - Massive stars KW - Blue stars KW - Black-hole KW - Variability KW - Population KW - Parameters TI - The nature of the Cygnus extreme B supergiant 2MASS J20395358+4222505 TY - journal article VL - 511 ER -