Combined spectroscopy and intensity interferometry to determine the distances of the blue supergiants P Cygni and Rigel

E. S. G. de Almeida, Mathilde Hugbart, Armando Domiciano de Souza +10

In this paper we report on spatial intensity interferometry measurements within the H$\alpha$ line on two stars: the Luminous Blue Variable supergiant \PCygni\,and the late-type B super…