Date/Time_(UTC) Source Sensor Vmax(kts) ARCHER Lat Lon Geo-ref Lat Lon 50% cert rad 95% cert rad Eye diam (deg) % cert eye 20260825 14:20:00 HIMAWARI9 IR 21.0 22.22 134.84 22.33 134.77 1.17 3.30 0.70 40.9 20260825 14:20:00 * HIMAWARI9 SWIR 21.0 22.27 134.76 22.38 134.69 0.37 1.03 0.90 *** 20260825 11:30:00 HIMAWARI9 IR 23.0 21.84 134.67 21.92 134.61 0.64 1.81 0.60 12.6 20260825 11:30:00 * HIMAWARI9 SWIR 23.0 21.86 134.67 21.94 134.61 0.43 1.23 0.60 *** 20260825 09:45:25 SSMIS-16 89-92GHz 24.0 *** *** *** *** 0.35 0.99 0.90 2.1 20260825 08:50:45 * GMI 37GHz 25.0 *** *** *** *** 0.22 0.62 0.90 *** 20260825 08:50:45 GMI 89-92GHz 25.0 20.93 137.02 20.95 137.00 0.62 1.75 1.00 0.1 20260825 08:10:00 HIMAWARI9 IR 25.0 21.53 135.02 21.64 134.93 3.36 9.49 0.80 4.2 20260825 08:10:00 HIMAWARI9 SWIR 25.0 19.88 138.87 19.99 138.79 3.36 9.49 0.20 *** 20260825 07:16:41 * SSMIS-18 89-92GHz 24.0 20.19 137.30 20.02 137.43 0.39 1.10 1.40 3.8 20260825 05:00:00 HIMAWARI9 IR 25.0 19.70 139.32 19.93 139.17 1.44 4.07 0.70 9.1 20260825 05:00:00 HIMAWARI9 SWIR 25.0 19.65 139.29 19.88 139.14 0.62 1.75 0.60 *** 20260825 04:10:47 AMSR2 37GHz 29.0 *** *** *** *** 0.44 1.24 0.60 *** 20260825 04:10:47 * AMSR2 89-92GHz 29.0 20.09 137.68 19.81 137.85 0.24 0.69 1.40 11.2 20260825 02:30:00 HIMAWARI9 IR 30.0 19.82 140.05 19.93 139.98 3.36 9.49 1.00 5.9 20260825 02:30:00 HIMAWARI9 SWIR 30.0 19.92 135.86 20.03 135.78 0.86 2.44 0.20 *** 20260824 23:10:00 HIMAWARI9 IR 30.0 17.89 139.23 18.02 139.21 1.11 3.15 0.40 9.6 20260824 23:10:00 * HIMAWARI9 SWIR 30.0 17.89 139.23 18.02 139.21 0.35 1.00 0.40 *** 20260824 20:39:32 * SSMIS-17 89-92GHz 30.0 17.89 136.77 17.94 136.76 0.28 0.80 2.00 4.2 20260824 20:30:00 HIMAWARI9 IR 30.0 17.08 139.11 17.16 139.10 0.76 2.15 1.00 4.7 20260824 20:30:00 HIMAWARI9 SWIR 30.0 17.11 139.16 17.18 139.15 1.15 3.26 0.20 *** 20260824 17:30:00 HIMAWARI9 IR 30.0 16.75 140.18 16.89 140.18 3.36 9.49 0.20 0.9 20260824 17:30:00 * HIMAWARI9 SWIR 30.0 16.40 139.97 16.54 139.97 1.71 4.83 0.10 *** 20260824 14:30:00 * HIMAWARI9 IR 30.0 15.77 139.84 15.90 139.84 1.61 4.56 0.30 5.4 20260824 14:00:00 HIMAWARI9 SWIR 30.0 15.62 139.66 15.88 139.66 3.36 9.49 0.20 *** 20260824 11:30:00 HIMAWARI9 IR 30.0 15.95 140.05 16.00 140.07 3.36 9.49 0.10 1.3 20260824 11:30:00 * HIMAWARI9 SWIR 30.0 15.80 139.89 15.85 139.91 0.47 1.33 0.20 *** 20260824 09:35:44 * GMI 37GHz 30.0 16.90 138.58 16.84 138.56 0.29 0.81 1.70 *** 20260824 09:35:44 GMI 89-92GHz 30.0 16.65 138.27 16.59 138.25 0.31 0.87 2.40 6.1 20260824 08:00:00 HIMAWARI9 IR 30.0 16.47 137.98 16.57 138.01 1.58 4.48 0.20 44.9 20260824 08:00:00 HIMAWARI9 SWIR 30.0 16.17 138.40 16.27 138.43 3.36 9.49 0.50 *** 20260824 07:29:48 * SSMIS-18 89-92GHz 30.0 *** *** *** *** 0.57 1.62 5.00 0.0 20260824 05:30:00 HIMAWARI9 IR 30.0 15.77 137.89 15.84 137.96 1.52 4.29 0.20 14.3 20260824 05:30:00 HIMAWARI9 SWIR 30.0 15.82 137.96 15.89 138.04 0.92 2.60 0.30 *** 20260824 02:30:00 HIMAWARI9 IR 30.0 14.22 138.85 14.29 138.92 3.36 9.49 0.30 2.8 20260824 02:30:00 * HIMAWARI9 SWIR 30.0 14.14 138.72 14.22 138.79 0.87 2.47 0.40 *** 20260823 23:30:00 HIMAWARI9 IR 30.0 13.13 138.31 13.23 138.37 3.36 9.49 0.20 2.1 20260823 23:30:00 HIMAWARI9 SWIR 30.0 13.25 138.46 13.35 138.52 0.95 2.69 0.10 *** 20260823 22:47:00 * SSMIS-16 89-92GHz 30.0 *** *** *** *** 0.25 0.70 1.20 46.6 20260823 20:55:00 * SSMIS-17 89-92GHz 30.0 *** *** *** *** 0.33 0.92 2.30 3.9 20260823 20:30:00 HIMAWARI9 IR 30.0 14.63 138.78 14.73 138.84 3.36 9.49 0.90 0.4 20260823 20:30:00 HIMAWARI9 SWIR 30.0 13.13 138.40 13.23 138.45 0.61 1.74 0.70 *** 20260823 17:00:00 HIMAWARI9 IR 30.0 13.58 138.98 13.63 138.98 3.36 9.49 0.60 1.7 20260823 17:00:00 HIMAWARI9 SWIR 30.0 12.66 138.28 12.71 138.28 1.64 4.64 0.50 *** 20260823 16:35:18 * AMSR2 37GHz 30.0 13.91 136.75 13.98 136.75 0.22 0.62 0.90 *** 20260823 16:35:18 AMSR2 89-92GHz 30.0 14.11 136.80 14.18 136.80 0.48 1.35 1.80 2.5 20260823 14:30:00 HIMAWARI9 IR 30.0 12.35 137.99 12.37 137.99 3.36 9.49 1.00 7.6 20260823 14:30:00 * HIMAWARI9 SWIR 30.0 12.45 138.09 12.47 138.09 0.72 2.03 0.10 *** 20260823 11:30:00 HIMAWARI9 IR 30.0 12.67 138.08 12.70 138.13 2.61 7.39 0.70 8.7 20260823 11:30:00 * HIMAWARI9 SWIR 30.0 12.52 137.95 12.55 138.00 0.78 2.21 1.00 *** 20260823 08:10:00 HIMAWARI9 IR 30.0 12.00 137.31 12.04 137.39 3.36 9.49 0.10 1.5 20260823 08:10:00 * HIMAWARI9 SWIR 30.0 12.08 137.41 12.12 137.49 0.81 2.29 0.90 *** 20260823 05:30:00 HIMAWARI9 IR 30.0 11.80 136.80 11.85 136.85 3.36 9.49 0.20 0.6 20260823 05:30:00 * HIMAWARI9 SWIR 30.0 11.80 136.80 11.85 136.85 0.70 1.96 0.80 *** 20260823 02:30:00 HIMAWARI9 IR 30.0 11.80 136.88 11.84 136.94 3.36 9.49 0.20 4.5 20260823 02:30:00 * HIMAWARI9 SWIR 30.0 11.70 136.77 11.74 136.83 0.55 1.54 0.30 *** 20260822 23:30:00 HIMAWARI9 IR 31.0 11.36 136.73 11.40 136.70 1.40 3.96 0.60 5.4 20260822 23:30:00 HIMAWARI9 SWIR 31.0 11.36 137.14 11.40 137.11 0.52 1.47 0.10 *** 20260822 22:45:44 GMI 37GHz 30.0 13.11 135.42 13.20 135.33 0.33 0.93 0.90 *** 20260822 22:45:44 * GMI 89-92GHz 30.0 12.61 135.57 12.70 135.49 0.31 0.87 1.70 7.4 20260822 21:09:55 * SSMIS-17 89-92GHz 30.0 12.26 135.76 12.25 135.77 0.41 1.16 1.80 3.1 20260822 20:30:00 HIMAWARI9 IR 30.0 10.99 136.78 11.02 136.75 3.36 9.49 0.10 5.8 20260822 20:30:00 HIMAWARI9 SWIR 30.0 11.24 137.12 11.27 137.08 0.80 2.26 0.90 *** 20260822 18:52:23 * SSMIS-18 89-92GHz 32.0 12.61 135.78 12.55 135.84 0.36 1.01 1.50 4.3 20260822 17:30:00 HIMAWARI9 IR 31.0 11.13 136.79 11.16 136.80 3.36 9.49 0.30 11.5 20260822 17:30:00 HIMAWARI9 SWIR 31.0 11.36 137.04 11.38 137.06 0.66 1.88 0.70 *** 20260822 14:30:00 HIMAWARI9 IR 30.0 10.95 136.82 10.98 136.83 0.77 2.18 0.30 46.9 20260822 14:30:00 * HIMAWARI9 SWIR 30.0 10.88 136.74 10.90 136.76 0.44 1.25 0.50 ***