"High IASI MetOp-C Ash/Dust BTD (18 in [9.0, 11.1]) at (30N,6W) 10:49Z"

"2021-07-10 10:49Z granule 217"

"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 http://satepsanone.nesdis.noaa.gov/pub/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)"
  30.29,   -5.85,   11.06,    0.14,  296.01,  284.95
  30.52,   -5.76,   10.95,    0.25,  296.00,  285.04
  29.70,   -5.59,   10.76,   -0.12,  300.47,  289.71
  29.60,   -6.11,   10.06,   -0.15,  301.29,  291.23
  29.94,   -5.50,   10.04,   -0.27,  298.88,  288.84
  30.93,   -6.37,    9.86,    0.20,  302.01,  292.16
  30.40,   -5.32,    9.59,    0.22,  298.90,  289.32
  30.06,   -5.93,    9.49,   -0.24,  297.76,  288.27
  30.79,   -6.83,    9.47,    0.17,  303.23,  293.76
  31.04,   -6.74,    9.43,    0.15,  303.69,  294.26
  30.75,   -5.67,    9.41,    0.10,  302.24,  292.83
  29.26,   -4.85,    9.38,   -0.33,  300.45,  291.07
  29.02,   -4.94,    9.29,   -0.36,  302.61,  293.32
  29.11,   -4.32,    9.27,   -0.24,  299.26,  289.99
  29.83,   -6.02,    9.20,   -0.01,  297.71,  288.51
  28.86,   -4.42,    9.14,   -0.14,  299.86,  290.72
  29.72,   -4.67,    9.10,   -0.32,  297.36,  288.26
  29.48,   -5.67,    9.04,   -0.31,  300.49,  291.45