Dataset {
    Int16 cris_atrack[colloc_num = 4223068];
    Int16 cris_xtrack[colloc_num = 4223068];
    Int16 cris_fov[colloc_num = 4223068];
    Int16 viirs_gran[colloc_num = 4223068];
    Int16 viirs_atrack[colloc_num = 4223068];
    Int16 viirs_xtrack[colloc_num = 4223068];
} SNDR.SNPP.CRIS.20121218T1742.m06.g178.IMG_COL.std.v2_0.W.200720172455.nc;