offsets for f4Created OnMay 26, 2020Last Updated OnAugust 25, 2023bylcoadmin CCD 2: xoffset = x(slit) – 2140; yoffset = y(slit) – 4170 CCD 3: xoffset = x(slit) – 10; yoffset = y(slit) – 4170 CCD 5: xoffset = -90 – x(slit); yoffset = 4110 – y(slit) CCD 8: xoffset = 2040 – x(slit); yoffset = 4090 – y(slit)