D. J. Fritzewski
Papers
1
Total Citations
10
H-Index
1
About
D. J. Fritzewski is an astronomer whose research focuses on the rotational evolution of low-mass stars in open clusters, a key tool for calibrating stellar ages. Their work provides critical constraints on how cool stars lose angular momentum over time, refining gyrochronology—the method of using rotation periods to determine cluster ages. In their landmark 2023 study on NGC 2281, Fritzewski resolved a long-standing age discrepancy for this cluster, which had previously been estimated between 275 and 630 million years. By analyzing rotation periods of low-mass members, they delivered a precise rotational age, demonstrating how stellar spin-down rates can disentangle ambiguous age determinations. This paper, garnering 10 citations, exemplifies their ability to bridge observational data and theoretical models. Fritzewski’s contributions are vital for understanding stellar evolution, exoplanet host star ages, and the dynamical history of Galactic clusters. Their work continues to shape how astronomers use rotation as a cosmic clock, offering students and researchers a clear window into the life cycles of Sun-like stars.
Research Focus
Key Achievements
Top Papers
- 1A rotational age for the open cluster NGC 228110 citations · 2023