undef

s1b-ew-grd-vh-20210929t210033-20210929t210137-028918-03737c-002_filter

s1b-ew-grd-vv-20210929t210033-20210929t210137-028918-03737c-001_filter

s1b-ew-grd-vh-20210929t210033-20210929t210137-028918-03737c-002_winddir

s1b-ew-grd-vv-20210929t210033-20210929t210137-028918-03737c-001_winddir