undef

s1a-ew-grd-vh-20191105t195730-20191105t195834-029780-03651b-002_filter

s1a-ew-grd-vv-20191105t195730-20191105t195834-029780-03651b-001_filter

s1a-ew-grd-vv-20191105t195730-20191105t195834-029780-03651b-001_winddir

s1a-ew-grd-vh-20191105t195730-20191105t195834-029780-03651b-002_winddir