B-mode gaps (or duplicate numbers) in sounding sequence: (The soundings numbered below exist, gaps are in between), 4836 to 4838 4839 to 4906 4906 to 4908 4920 to 4987 4997 to 5142 (Files deleted according to log) 5357 to 5367 5385 to 5430 (Files deleted according to log) 5469 to 5512 5784 to 300001 301824 to 301829 301944 to 301951 302097 to 302112 302500 to 302502 302503 to 302530