undef

s1a-iw-grd-vv-20160926t214526-20160926t214551-013229-0150dc-001_filter

s1a-iw-grd-vh-20160926t214526-20160926t214551-013229-0150dc-002_filter

s1a-iw-grd-vh-20160926t214526-20160926t214551-013229-0150dc-002_winddir

s1a-iw-grd-vv-20160926t214526-20160926t214551-013229-0150dc-001_winddir