3 papers
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.SR2024
Instabilities in the Yellow Hypergiant domain
Wolfgang Glatzel, Michaela Kraus
Yellow Hypergiants (YHGs) are massive stars that are commonly interpreted to be in a post-red supergiant evolutionary state. These objects can undergo outbursts on timescales of de…
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…