3 papers
astro-ph.SR2026
Characterization of the variability of the blue supergiant HD 14134
Suryani Guha, Michaela Kraus, Julieta P. Sanchez Arias +2
The post-main sequence (MS) evolution of massive stars encompasses phases in which the stars display high variability. One such class of objects are the blue supergiants which may…
astro-ph.SR2026
On the origin of variability in Cygni variable Ori (HD 37128) using TESS observations and modelling
Subharthi Dasgupta, Sugyan Parida, Abhay Pratap Yadav +2
Ori (HD 37128) is an Cygni variable characterized by irregular and small amplitude variations. From TESS observations, we find the presence of stochastic low-frequency vari…
astro-ph.SR2023
On the stability and pulsation in models of B[e] star MWC 137
Sugyan Parida, Abhay Pratap Yadav, Michaela Kraus +3
B[e] type stars are characterised by strong emission lines, photometric spectroscopic variabilities and unsteady mass-loss rates. MWC 137 is a galactic B[e] type star situated…