diff --git a/extract_data_fun.m b/extract_data_fun.m
new file mode 100644
index 0000000..7b1323a
--- /dev/null
+++ b/extract_data_fun.m
@@ -0,0 +1,23 @@
+function extract_data_fun(sattelite, year, month, type_sensor)
+foldername=['DATA/f' num2str(sattelite) '/' type_sensor '/' num2str_new(year,4) '/' num2str_new(month,2)];
+target=ls(foldername);
+[str row]=size(target);
+for i=1:str
+    if target(i,end-2:end)=='.html'
+        message=['Найден повреждённый файл:',target(i,:),'\n'];
+        fprintf(message);
+        delete([foldername,'/',target(i,:)]);
+        message=['Удалён\n'];
+        fprintf(message);
+    end
+end
+for i=1:str
+    if target(i,end-2:end)=='.gz'
+        message=['Распаковка:',target(i,:),'\n'];
+        fprintf(message);
+        gunzip([foldername,'/',target(i,:)],foldername);
+        message=['Распакован\n'];
+        fprintf(message);
+    end
+end
+end
\ No newline at end of file