undef

s1b-iw-grd-vh-20200527t055223-20200527t055248-021763-0294e5-002_filter

s1b-iw-grd-vv-20200527t055223-20200527t055248-021763-0294e5-001_filter

s1b-iw-grd-vv-20200527t055223-20200527t055248-021763-0294e5-001_winddir

s1b-iw-grd-vh-20200527t055223-20200527t055248-021763-0294e5-002_winddir