$ grep '^2024-01-21 20' 40124str.csv > 2024-01-21_20.csv
$ cut -c 1-148 2024-01-21_20.csv > 2024-01-21_20_modified.csv
$ python3 stratosat_simple.py 2024-01-21_20_modified.csv
> Writing image to: 2024-01-21_20_modified.jpg
https://www.asahi-net.or.jp/~ei7m-wkt/numb1146.htm