--- a/cmd/soundingresults/main.go	Mon Sep 10 10:47:01 2018 +0200
+++ b/cmd/soundingresults/main.go	Mon Sep 10 11:04:28 2018 +0200
@@ -87,6 +87,23 @@
 
 	base := filepath.Base(fname)
 
+	compressed := strings.ToLower(filepath.Ext(base))
+	for _, ext := range []string{".gz", ".bz2"} {
+		if ext == compressed {
+			base = base[:len(base)-len(ext)]
+			break
+		}
+	}
+
+	// Cut .txt
+	base = base[:len(base)-len(filepath.Ext(base))]
+
+	if !strings.HasSuffix(strings.ToUpper(base), "_WGS84") {
+		return meta{}, fmt.Errorf("%s is not in WGS84", base)
+	}
+
+	base = base[:len(base)-len("_WGS84")]
+
 	log.Printf("base: %s\n", base)
 
 	idx := strings.IndexRune(base, '_')
@@ -103,14 +120,6 @@
 
 	rest := base[idx+1:]
 
-	rest = rest[:len(rest)-len(filepath.Ext(rest))]
-
-	if !strings.HasSuffix(strings.ToUpper(rest), "_WGS84") {
-		return meta{}, fmt.Errorf("%s is not in WGS84", base)
-	}
-
-	rest = rest[:len(rest)-len("_WGS84")]
-
 	if idx = strings.LastIndex(rest, "_"); idx == -1 {
 		return meta{}, fmt.Errorf("%s has no depth reference", base)
 	}