Image Details
Caption: Figure 3.
Images of 18 newly observed hosts of 23 SNe Ia and NGC 4258. Each image is of the Cepheid host indicated. The magenta outline shows the 2.′7 × 2.′7 field of the WFC3/NIR observations. Red dots indicate the positions of the Cepheids. Compass indicates north (long axis) and east (short axis). The NGC 4258 image shows Cepheids from Macri et al. (2006) in white and new ones from Yuan et al. (2022) in red.
© 2022. The Author(s). Published by the American Astronomical Society.