Integer (L0) astronomical data from several observatories

Set of non-processed (L0) samples of astronomical data gathered by 5 different observatories located around the world:
the Isaac Newton Telescope (INT), the Jacobus Katpeyn Telescope (JKT), the Las Cumbres Observatory (LCO) -which groups the McDonald, Haleakala, Cerro Tololo and Siding Springs observatories-, the Joan Oró Telescope (TJO), and the William Herschel Telescope (WHT). A total of 225 image files, with a total size of 4.3GB are included in this dataset.