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astro-ph.SR2025
Rotation Periods for Stars in Open Cluster NGC 6819 From Kepler IRIS Light Curves
Sabina Sagynbayeva, Isabel L. Colman, Will M. Farr
We present an updated catalog of stellar rotation periods for the 2.5 Gyr open cluster NGC 6819 using the Kepler IRIS light curves from superstamp data. Our analysis uses Gaussian…
astro-ph.SR2025★ 6 cited
Measuring Long Stellar Rotation Periods (>10 days) from TESS FFI Light Curves is Possible: An Investigation Using TESS and ZTF
Soichiro Hattori, Ruth Angus, Daniel Foreman-Mackey +3
The rotation period of a star is an important quantity that provides insight into its structure and state. For stars with surface features like starspots, their periods can be infe…