no code implementations • 25 Dec 2020 • Anupam Bhardwaj, Marina Rejkuba, Richard de Grijs, Soung-Chul Yang, Gregory J. Herczeg, Marcella Marconi, Harinder P. Singh, Shashi Kanbur, Chow-Choong Ngeow
Multi-epoch $JHK_s$ observations, obtained with the WIRCam instrument on the 3. 6-m Canada France Hawaii Telescope, are used for the first time to estimate precise mean-magnitudes for 63 RR Lyrae stars in M53 including 29 fundamental-mode (RRab) and 34 first-overtone modes (RRc) variables.
Solar and Stellar Astrophysics Astrophysics of Galaxies