Dataset {
    Int16 cris_atrack[colloc_num = 4201675];
    Int16 cris_xtrack[colloc_num = 4201675];
    Int16 cris_fov[colloc_num = 4201675];
    Int16 viirs_gran[colloc_num = 4201675];
    Int16 viirs_atrack[colloc_num = 4201675];
    Int16 viirs_xtrack[colloc_num = 4201675];
} SNDR.SNPP.CRIS.20171206T1700.m06.g171.IMG_COL.std.v2_0.W.200706174207.nc;