undef

s1a-ew-grd-vh-20191008t203040-20191008t203144-029372-0356ed-002_filter

s1a-ew-grd-vv-20191008t203040-20191008t203144-029372-0356ed-001_filter

s1a-ew-grd-vh-20191008t203040-20191008t203144-029372-0356ed-002_winddir

s1a-ew-grd-vv-20191008t203040-20191008t203144-029372-0356ed-001_winddir