000006784 001__ 6784 000006784 005__ 20240208143900.0 000006784 037__ $$aDATASET-2024-0020 000006784 100__ $$aClette, Frédéric 000006784 245__ $$aUSET whole-disk images - L0 000006784 260__ $$c2024 000006784 520__ $$aThe USET station hosts since 2002 three modern telescopes equipped with digital cameras recording full-disk images of the Sun in three different parts of the visible-light spectrum: broad-band white-light to observer the photosphere, and two telescopes with narrow-band filters (H-alpha line at 656.3 nm and Ca II K line at 393.37 nm) to monitor the chromosphere, where solar eruptive phenomena can be detected. The image file format is FITS. 000006784 594__ $$aNO 000006784 6531_ $$aUSET 000006784 6531_ $$aSunspot 000006784 6531_ $$aPhotosphere 000006784 6531_ $$aChromosphere 000006784 700__ $$aBechet, Sabrina 000006784 700__ $$aLemaître, Olivier 000006784 700__ $$aBoulvin, Olivier 000006784 700__ $$aVanden Broeck, Grégory 000006784 700__ $$aLefèvre, Laure 000006784 700__ $$aVandekerckhove, Joan 000006784 700__ $$aBhattacharya, Shreya ; 000006784 8560_ $$fsabrina.bechet@ksb-orb.be 000006784 85642 $$ahttps://www.sidc.be/uset/data/cameras/output_img/FTS/L0/ 000006784 980__ $$aDATASET