8098 20260320155705.0 DATASET-2026-0028 Bechet, Sabrina USET whole-disk CaIIK images (chromosphere) - L1 centered 2025 This dataset contains CaIIK images acquired with the USET station (https://www.sidc.be/uset/). The images have been recentered (less than 1 pixel precision), and information about coordinate system was added in the header, so that data can be further processed with existing solar libraries and software. The image file format is FITS, with metadata compliant to the SOLARNET recommendations. DOI:10.24414/nc7j-b391 STCE Sun Chromosphere plages Clette, Frédéric sabrina.bechet@ksb-orb.be https://www.sidc.be/uset/data/cameras/output_img/png/L1c_png_2048_text/USET_CalciumII-K/ DATASET