Hiawatha impact Crater Higher-resolution videos and crater shapefiles for the Hiawatha impact crater in northwest Greenland (Kjær et al., 2018) hiawatha_anim1_4k - mp4, 26.31 MB: 4k / 1 fps version of Movie S1. hiawatha_anim2_4k - mp4, 34.39 MB: 4k / 1 fps version of Movie S2. hiawatha_anim3_4k - mp4, 10.77 MB: 4k / 1 fps version of Movie S3. hiawatha_shp - zip, 4.26 kB: Archive of shapefiles (WGS84 latitude/longitude) containing crater rim picks, central uplift picks, and best-fit rim and center Higher-resolution videos and crater shapefiles for the second possible subglacial impact crater in northwest Greenland (MacGregor et al., 2019) anim1_4k - mp4, 21.5 MB: 4k / 1 fps version of Movie S1 anim2_4k - mp4, 4.1 MB: 4k / 1 fps version of Movie S2. crater2_shp - zip, 4.33 kB: Archive of shapefiles (WGS84 latitude/longitude) containing crater rim picks, central uplift picks, and best-fit rim and center