Image Details
Caption: Figure 1.
Field images of ET Cru from short to long wavelengths: DSS2 Blue (optical), TESS (red optical), and Two Micron All Sky Survey (2MASS; near-infrared). This sequence highlights the appearance of the system across different wavelength regimes. The dimension of images is ﹩3.85\times 3.85\,{{\rm{arcmin}}}^{2}﹩.
© 2026. The Author(s). Published by the American Astronomical Society.