--- region 111:  161.3  53.2   9.5 2016/02/09 09:56 123.0 0     IASIb
  --- region 112:  171.3  50.6   9.3 2016/02/09 22:07  73.9 0     IASIb
  --- region 111:  160.8  52.8   5.8 2016/02/12 22:44  75.1 0     IASIb
  --- region 312: -176.5 -13.9   4.2 2016/02/18 01:42  25.1 0      AIRS
  --- region 312: -172.7   3.8   6.6 2016/02/28 13:05 159.2 0      AIRS