undef

s1a-ew-grd-vv-20211028t202052-20211028t202152-040324-04c757-001_filter

s1a-ew-grd-vh-20211028t202052-20211028t202152-040324-04c757-002_filter

s1a-ew-grd-vv-20211028t202052-20211028t202152-040324-04c757-001_winddir

s1a-ew-grd-vh-20211028t202052-20211028t202152-040324-04c757-002_winddir