S. Chitchak

Papers

Total Citations

H-Index

About

S. Chitchak is an astronomer whose work centers on eclipsing binary systems, particularly those involving white dwarfs and low-mass stellar companions. Their most impactful contribution is a detailed study of RR Cae, a post-common-envelope binary where a white dwarf is eclipsed by an M-dwarf. By combining multiwavelength optical photometry from TESS and the PROMPT-8 telescope, Chitchak constructed a precise binary model and analyzed eclipse timing variations (ETVs). This work, which has garnered 7 citations since 2023, is critical for understanding the orbital dynamics and evolution of compact binaries—systems that are key to gravitational wave studies and Type Ia supernova progenitors. The ETV analysis reveals subtle gravitational interactions, potentially from a third body, showcasing Chitchak’s skill in extracting faint signals from noisy data. This research not only refines our knowledge of white dwarf–M dwarf binaries but also provides a foundation for future exoplanet and stellar evolution studies. Chitchak’s meticulous approach to timing analysis marks them as a rising contributor to stellar astrophysics.