* HACC: https://www.google.com/url?q=https://97235036-3749-11e7-bcdc-22000b9a448b.e.globus.org/ds131.2/Data-Reduction-Repo/raw-data/EXASKY/HACC/EXASKY-HACC-data-medium-size.tar.gz&sa=D&ust=1558891599041000
* SCALE-LETKF: https://97235036-3749-11e7-bcdc-22000b9a448b.e.globus.org/ds131.2/Data-Reduction-Repo/raw-data/SCALE_LETKF/SDRBENCH-SCALE-98x1200x1200.tar.gz
