undef

s1b-iw-grd-vh-20211114t172917-20211114t172942-029587-0387ec-002_filter

s1b-iw-grd-vv-20211114t172917-20211114t172942-029587-0387ec-001_filter

s1b-iw-grd-vv-20211114t172917-20211114t172942-029587-0387ec-001_winddir

s1b-iw-grd-vh-20211114t172917-20211114t172942-029587-0387ec-002_winddir