E. Cole-Kodikara

Leibniz Institute for Astrophysics Potsdam

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About

E. Cole-Kodikara is an astrophysicist specializing in stellar rotation and open cluster age determination, with a focus on using gyrochronology—the relationship between a star’s rotation period and its age—to refine cluster chronologies. Their most cited work, "A rotational age for the open cluster NGC 2281" (2023, 10 citations), addresses a long-standing discrepancy in the age of this cluster, which prior estimates placed between 275 and 630 million years. By analyzing rotation periods of low-mass members, Cole-Kodikara provides a more precise rotational age, demonstrating how cool star rotation serves as a powerful tool for disentangling ambiguous cluster histories. This contribution not only resolves a specific astrophysical puzzle but also advances the broader methodology of gyrochronology, offering a template for aging other clusters with similar rotational data. Their work underscores the importance of precision in stellar evolution studies, with implications for understanding star formation and galactic dynamics. Cole-Kodikara’s research bridges observational astronomy and theoretical modeling, making them a key voice in the ongoing effort to calibrate cosmic clocks through stellar rotation.