... ngasClient (used by dataLoader as download engine) . ... downloaded hdr/fits files, raw and products . ... This tool is designed to download headers and fits files from the archive (raw and products). ... All available and not yet existing files are then downloaded (again with updated headers) into $DFO_RAW_DIR/<date>. Product headers and product fits files are always downloaded in two channels: CALIB data first (into $DFO_CAL_DIR/<date>), then SCIENCE data (into $DFO_SCI_DIR/<date>). ...