Dataset {
    Int16 cris_atrack[colloc_num = 4151556];
    Int16 cris_xtrack[colloc_num = 4151556];
    Int16 cris_fov[colloc_num = 4151556];
    Int16 viirs_gran[colloc_num = 4151556];
    Int16 viirs_atrack[colloc_num = 4151556];
    Int16 viirs_xtrack[colloc_num = 4151556];
} SNDR.SNPP.CRIS.20170721T1548.m06.g159.IMG_COL.std.v2_0.W.200706213310.nc;