Dataset {
    Int16 cris_atrack[colloc_num = 4230144];
    Int16 cris_xtrack[colloc_num = 4230144];
    Int16 cris_fov[colloc_num = 4230144];
    Int16 viirs_gran[colloc_num = 4230144];
    Int16 viirs_atrack[colloc_num = 4230144];
    Int16 viirs_xtrack[colloc_num = 4230144];
} SNDR.SNPP.CRIS.20121215T0742.m06.g078.IMG_COL.std.v2_0.W.200720172526.nc;