"High IASI Metop-C Ash/Dust BTD (17 in [9.0, 10.5]) at (40N,85E) 05:01Z"

"2024-05-16 05:01Z granule 101"

"Brightness temperature difference for channel 2347 (1231.5
cm-1) minus channel 2093 (1168 cm-1). High values almost
always indicate dust storms or volcanic eruptions.

See https://www.ospo.noaa.gov/pub/Atmosphere/Soundings/iasi/m03/alerts/ASH_BTD/index.html."

Latitude (N), Longitude (E), "Ash Brightness Temperature Difference", "SO2 Brightness Temperature Difference", "Brightness Temperature for Channel 2347 (1231.50 cm-1)", "Brightness Temperature for Channel 2093 (1168.00 cm-1)"
  40.08,   84.71,   10.53,   -1.17,  304.38,  293.85
  38.93,   85.16,   10.07,   -0.36,  296.46,  286.39
  38.75,   85.73,   10.02,   -0.47,  308.57,  298.55
  38.95,   85.84,    9.82,   -0.69,  307.71,  297.89
  38.95,   84.13,    9.79,   -1.54,  295.31,  285.52
  40.27,   85.87,    9.68,   -1.33,  307.38,  297.70
  37.86,   85.27,    9.65,   -1.13,  307.79,  298.14
  40.30,   84.82,    9.63,   -1.29,  304.89,  295.26
  40.28,   86.56,    9.58,   -0.99,  302.54,  292.96
  41.36,   86.47,    9.30,   -0.91,  298.14,  288.84
  38.05,   85.37,    9.24,   -0.95,  306.30,  297.06
  39.13,   85.26,    9.20,   -0.76,  300.46,  291.26
  40.53,   86.69,    9.15,   -0.96,  292.93,  283.78
  37.52,   82.90,    9.09,   -1.27,  309.31,  300.22
  40.00,   84.11,    9.08,   -0.98,  292.42,  283.34
  40.03,   85.73,    9.05,   -1.38,  308.34,  299.28
  37.58,   84.48,    9.03,   -0.66,  306.22,  297.19