DARK images are replaced with 202404 run because no dark frame is taken in this run.
HSC-I2 SKY images were constructed by combining 172 visit images from this run (202406) and 202404 run.
EB-GRI SKY images are replaced with 202303 run because the data were taken without dithering and are not usable as sky images.
NB0872 SKY images were constructed by combining 65 visit images from this run (202406), 202404 run, 202308 run, and 202305 run.