Geo IR 85-92GHz
Date/Time_(UTC) Source Sensor Vmax(kts) ARCHER Lat Lon Geo-ref Lat Lon 50% cert. rad. 95% cert. rad. Eye diam (deg) % cert. of eye
20150202 23:30:00 Geo IR 45.6 *** *** *** *** *** *** 0.05 ***
20150202 23:24:39 * SSMIS-17 85-92GHz 45.7 -35.17 94.51 -35.22 94.54 0.34 0.95 0.10 4.5
20150202 21:19:26 SSMIS-16 85-92GHz 48.0 *** *** *** *** *** *** 0.25 ***
20150202 20:34:06 SSMI-15 85-92GHz 48.8 -32.67 93.36 -32.63 93.34 0.39 1.10 1.50 0.0
20150202 17:30:00 Geo IR 52.2 *** *** *** *** *** *** 0.15 ***
20150202 16:12:00 * Metop-B ASCAT 53.7 -31.82 92.95 -32.65 93.36 0.40 1.13 *** ***
20150202 15:21:00 Metop-A ASCAT 54.6 -31.27 92.61 -30.72 92.34 0.45 1.27 *** ***
20150202 14:30:00 Geo IR 55.0 -31.70 92.80 -31.70 92.80 0.46 1.29 0.05 4.6
20150202 12:04:36 SSMIS-17 85-92GHz 55.0 -28.99 91.65 -28.68 91.42 0.39 1.11 0.90 4.0
20150202 11:30:00 * Geo Vis 55.4 -29.57 91.45 -29.57 91.45 0.25 0.69 0.05 ***
20150202 11:30:00 Geo IR 55.4 -29.75 91.74 -29.75 91.74 0.40 1.14 0.05 5.7
20150202 09:15:47 SSMI-15 85-92GHz 57.3 -27.54 90.38 -27.15 89.99 0.63 1.79 0.85 0.0
20150202 08:45:46 TMI 85-92GHz 57.7 -27.29 89.84 -27.15 89.70 0.38 1.08 0.90 4.9
20150202 08:45:46 TMI 37GHz 57.7 -27.64 90.18 -27.50 90.04 0.30 0.86 1.00 ***
20150202 08:30:00 Geo Vis 57.9 -27.80 89.87 -27.80 89.87 0.26 0.72 0.20 ***
20150202 08:30:00 Geo IR 57.9 -27.65 89.90 -27.65 89.90 0.26 0.73 0.15 12.2
20150202 05:30:00 * Geo Vis 60.4 -26.02 88.35 -26.02 88.35 0.11 0.31 0.15 ***
20150202 05:30:00 Geo IR 60.4 -25.80 88.32 -25.80 88.32 0.17 0.48 0.20 0.4
20150202 03:48:00 Metop-B ASCAT 61.8 -24.78 87.35 -24.31 86.64 0.13 0.37 *** ***
20150202 02:54:00 * Metop-A ASCAT 62.6 -24.44 86.87 -24.30 86.65 0.13 0.38 *** ***
20150202 02:30:00 Geo Vis 62.9 -24.75 86.74 -24.75 86.74 0.44 1.25 0.25 ***
20150202 02:30:00 Geo IR 62.9 -24.50 86.49 -24.50 86.49 0.22 0.63 0.05 -7.5
20150202 01:56:36 SSMIS-18 85-92GHz 63.4 -23.86 86.20 -24.04 86.49 0.30 0.84 1.30 3.7
20150202 00:36:26 * Windsat 37GHz 65.0 -23.55 85.47 -23.32 84.95 0.14 0.41 0.20 ***
20150201 23:30:00 Geo IR 65.6 *** *** *** *** *** *** 0.30 ***
20150201 23:10:42 SSMIS-16 85-92GHz 66.0 *** *** *** *** *** *** 1.50 ***
20150201 20:47:11 SSMI-15 85-92GHz 69.0 -23.17 83.95 -23.12 83.82 0.32 0.92 0.10 0.2
20150201 17:30:00 * Geo IR 73.1 -22.45 82.42 -22.45 82.42 0.19 0.53 0.30 1.4
20150201 16:36:00 * Metop-B ASCAT 74.3 -21.82 81.97 -21.92 82.34 0.16 0.44 *** ***
20150201 15:42:00 Metop-A ASCAT 75.4 -21.77 81.66 -21.64 81.18 0.18 0.51 *** ***
20150201 14:40:05 SSMIS-18 85-92GHz 76.7 -22.56 81.29 -22.54 81.23 0.19 0.55 1.35 5.0
20150201 14:30:00 Geo IR 76.9 -22.07 81.17 -22.07 81.17 0.20 0.57 0.05 8.4
20150201 13:23:27 Windsat 37GHz 78.3 *** *** *** *** *** *** 0.10 ***
20150201 11:55:39 SSMIS-16 85-92GHz 80.1 -22.54 80.22 -22.50 80.06 0.14 0.40 1.50 0.0
20150201 11:30:23 TMI 85-92GHz 80.4 -22.16 80.01 -22.16 80.01 0.20 0.56 0.90 0.8
20150201 11:30:23 TMI 37GHz 80.4 -21.96 79.85 -21.96 79.85 0.18 0.50 1.50 ***
20150201 11:30:00 * Geo Vis 80.4 -22.06 80.17 -22.06 80.17 0.12 0.33 0.20 ***
20150201 11:30:00 Geo IR 80.4 -21.71 79.96 -21.71 79.96 0.19 0.54 0.10 10.1
20150201 09:33:31 SSMI-15 85-92GHz 82.0 -22.08 79.24 -21.98 78.84 0.14 0.39 0.05 19.5
20150201 08:30:00 * Geo Vis 82.9 -21.63 79.09 -21.63 79.09 0.10 0.29 0.20 ***
20150201 08:30:00 Geo IR 82.9 -21.55 78.82 -21.55 78.82 0.21 0.60 0.30 3.7
20150201 07:59:06 AMSR2 85-92GHz 83.3 -21.53 78.77 -21.58 78.96 0.15 0.42 0.10 61.5
20150201 07:59:06 AMSR2 37GHz 83.3 -21.23 78.55 -21.28 78.74 0.15 0.43 0.15 ***
20150201 05:30:00 * Geo Vis 85.4 -21.42 78.15 -21.42 78.15 0.10 0.28 0.45 ***
20150201 05:30:00 Geo IR 85.4 -21.17 77.93 -21.17 77.93 0.15 0.42 0.15 11.6
20150201 02:30:00 Geo Vis 87.9 -21.21 77.24 -21.21 77.24 0.19 0.54 0.40 ***
20150201 02:30:00 Geo IR 87.9 -21.03 76.78 -21.03 76.78 0.17 0.47 0.05 7.7
20150201 02:08:23 * SSMIS-18 85-92GHz 88.2 -21.54 76.93 -21.56 77.05 0.13 0.37 1.50 23.4
20150201 00:53:56 Windsat 37GHz 90.0 -20.89 76.29 -20.85 75.84 0.12 0.34 0.30 ***
20150131 23:30:00 * Geo IR 91.0 -20.94 75.79 -20.94 75.79 0.11 0.32 0.05 61.9
20150131 23:23:17 SSMIS-16 85-92GHz 91.3 -20.88 76.02 -20.89 76.06 0.12 0.33 0.50 94.2
20150131 17:30:00 * Geo IR 103.5 -20.81 74.00 -20.81 74.00 0.14 0.40 0.50 14.6
20150131 16:57:00 Metop-B ASCAT 104.7 *** *** *** *** *** *** *** ***
20150131 14:53:40 SSMIS-18 85-92GHz 109.0 -21.15 73.53 -21.15 73.42 0.14 0.41 0.10 31.8
20150131 14:30:00 Geo IR 109.8 -20.50 73.53 -20.50 73.53 0.19 0.54 0.40 10.3
20150131 13:42:00 * Windsat 37GHz 111.5 -20.48 73.04 -20.50 73.26 0.12 0.35 0.40 ***
20150131 12:38:23 TMI 85-92GHz 113.7 *** *** *** *** *** *** 0.80 ***
20150131 12:38:23 TMI 37GHz 113.7 -20.76 72.50 -20.74 72.22 0.14 0.39 0.80 ***
20150131 12:09:01 SSMIS-16 85-92GHz 115.0 -20.86 72.70 -20.84 72.54 0.15 0.42 0.85 26.2
20150131 11:30:00 * Geo Vis 115.6 -20.83 72.62 -20.83 72.62 0.10 0.28 0.40 ***
20150131 11:30:00 Geo IR 115.6 -20.31 72.67 -20.31 72.67 0.20 0.56 0.05 17.8
20150131 09:49:43 SSMI-15 85-92GHz 117.7 -20.72 72.02 -20.68 71.70 0.11 0.31 0.90 75.6
20150131 08:54:50 AMSR2 85-92GHz 118.9 -20.49 71.80 -20.47 71.70 0.11 0.32 0.10 100.0
20150131 08:54:50 AMSR2 37GHz 118.9 -20.34 71.75 -20.32 71.65 0.12 0.34 0.45 ***
20150131 08:30:00 * Geo Vis 119.4 -20.75 71.75 -20.75 71.75 0.06 0.18 0.35 ***
20150131 08:30:00 Geo IR 119.4 -20.42 71.62 -20.42 71.62 0.14 0.39 0.10 100.0
20150131 05:30:00 * Geo Vis 123.1 -20.61 71.22 -20.61 71.22 0.08 0.21 0.25 ***
20150131 05:30:00 Geo IR 123.1 -20.33 71.06 -20.33 71.06 0.13 0.38 0.15 100.0
20150131 04:31:29 TMI 85-92GHz 124.3 -20.32 70.84 -20.36 71.05 0.12 0.33 0.15 97.5
20150131 04:31:29 TMI 37GHz 124.3 -20.32 70.79 -20.36 71.00 0.13 0.36 0.10 ***
20150131 02:30:00 Geo Vis 126.9 -20.25 70.59 -20.25 70.59 0.12 0.35 0.15 ***
20150131 02:30:00 Geo IR 126.9 -20.15 70.49 -20.15 70.49 0.13 0.37 0.10 100.0
20150131 02:20:57 * SSMIS-18 85-92GHz 127.1 -20.07 70.57 -20.08 70.59 0.10 0.29 0.15 100.0
20150131 01:41:57 SSMIS-17 85-92GHz 127.9 -20.09 70.23 -20.13 70.38 0.10 0.30 0.15 100.0
20150131 01:12:12 Windsat 37GHz 128.5 -20.06 70.15 -20.13 70.38 0.14 0.39 0.10 ***
20150130 23:36:15 * SSMIS-16 85-92GHz 130.3 -19.97 69.95 -19.97 69.93 0.12 0.34 0.15 100.0
20150130 23:30:00 Geo IR 130.4 -20.09 69.91 -20.09 69.91 0.17 0.49 0.10 100.0
20150130 20:44:09 * AMSR2 85-92GHz 132.7 -19.83 69.45 -19.81 69.42 0.10 0.29 0.20 100.0
20150130 20:44:09 AMSR2 37GHz 132.7 -19.83 69.40 -19.81 69.37 0.12 0.33 0.10 ***
20150130 17:30:00 Geo IR 135.4 -19.65 68.98 -19.65 68.98 0.18 0.50 0.10 100.0
20150130 17:21:00 Metop-B ASCAT 135.5 -19.14 69.09 -19.15 69.11 0.16 0.44 *** ***
20150130 17:18:00 Metop-B ASCAT 135.6 -19.14 69.09 -19.15 69.11 0.16 0.44 *** ***
20150130 16:27:00 Metop-A ASCAT 136.3 *** *** *** *** *** *** *** ***
20150130 15:06:41 * SSMIS-18 85-92GHz 137.4 -19.52 68.69 -19.47 68.63 0.12 0.35 0.15 100.0
20150130 14:30:00 Geo IR 137.9 -19.42 68.70 -19.42 68.70 0.33 0.93 0.10 67.4
20150130 14:00:39 * Windsat 37GHz 138.3 -19.48 68.52 -19.52 68.57 0.11 0.30 0.20 ***
20150130 12:22:42 * SSMIS-16 85-92GHz 140.0 -19.44 68.43 -19.36 68.36 0.09 0.26 0.15 100.0
20150130 11:30:00 Geo Vis 140.0 -19.27 68.43 -19.27 68.43 0.11 0.30 0.10 ***
20150130 11:30:00 Geo IR 140.0 -18.89 68.82 -18.89 68.82 0.22 0.63 0.50 36.8
20150130 10:06:17 SSMI-15 85-92GHz 140.0 -19.04 68.28 -19.18 68.39 0.09 0.26 0.15 100.0
20150130 08:30:00 * Geo Vis 140.0 -18.79 68.19 -18.79 68.19 0.07 0.20 0.15 ***
20150130 08:30:00 Geo IR 140.0 -18.37 68.56 -18.37 68.56 0.26 0.75 0.50 11.1
20150130 05:30:00 Geo Vis 140.0 -18.53 68.11 -18.53 68.11 0.13 0.37 0.05 ***
20150130 05:30:00 Geo IR 140.0 -18.38 68.00 -18.38 68.00 0.37 1.06 0.15 76.6
20150130 02:32:45 * SSMIS-18 85-92GHz 140.0 -18.08 67.91 -18.07 67.91 0.08 0.23 0.20 100.0
20150130 02:30:00 Geo Vis 140.0 -18.37 69.01 -18.37 69.01 0.27 0.77 0.15 ***
20150130 02:30:00 Geo IR 140.0 -18.07 67.88 -18.07 67.88 0.15 0.44 0.15 100.0
20150130 01:54:34 SSMIS-17 85-92GHz 140.0 -18.04 67.73 -18.12 67.77 0.08 0.24 0.20 100.0
20150130 01:29:38 Windsat 37GHz 140.0 -17.90 67.79 -18.03 67.86 0.12 0.34 0.10 ***
20150129 23:48:41 SSMIS-16 85-92GHz 139.6 -17.53 67.68 -17.49 67.66 0.10 0.28 0.20 100.0
20150129 23:30:00 Geo IR 139.0 -17.59 67.61 -17.59 67.61 0.14 0.39 0.20 100.0
20150129 23:11:40 * GMI 85-92GHz 138.3 -17.51 67.58 -17.55 67.60 0.09 0.24 0.20 100.0
20150129 23:11:40 GMI 37GHz 138.3 -17.51 67.58 -17.55 67.60 0.10 0.29 0.10 ***
20150129 17:42:00 Metop-B ASCAT 126.9 -16.96 67.17 -16.94 67.16 0.16 0.45 *** ***
20150129 17:39:00 Metop-B ASCAT 126.8 -16.96 67.17 -16.94 67.16 0.16 0.45 *** ***
20150129 17:30:00 * Geo IR 126.5 -16.96 67.27 -16.96 67.27 0.11 0.32 0.15 100.0
20150129 16:48:00 Metop-A ASCAT 125.0 -16.79 67.22 -16.88 67.27 0.17 0.49 *** ***
20150129 15:19:43 SSMIS-18 85-92GHz 121.9 -16.75 67.19 -16.65 67.13 0.10 0.29 0.15 100.0
20150129 14:30:00 Geo IR 120.2 -16.52 67.13 -16.52 67.13 0.14 0.40 0.15 100.0
20150129 12:36:40 * SSMIS-16 85-92GHz 116.3 -16.42 66.90 -16.29 66.81 0.08 0.24 0.15 100.0
20150129 11:30:00 * Geo Vis 114.0 -16.19 66.89 -16.19 66.89 0.07 0.20 0.10 ***
20150129 11:30:00 Geo IR 114.0 -16.12 66.94 -16.12 66.94 0.13 0.37 0.15 100.0
20150129 10:23:05 SSMI-15 85-92GHz 111.6 -15.96 66.87 -16.09 66.97 0.11 0.31 0.15 100.0
20150129 09:08:33 AMSR2 85-92GHz 109.0 -15.82 66.75 -15.76 66.68 0.10 0.27 0.15 100.0
20150129 09:08:33 AMSR2 37GHz 109.0 -15.77 66.75 -15.71 66.68 0.12 0.35 0.10 ***
20150129 08:30:00 * Geo Vis 107.7 -15.70 66.66 -15.70 66.66 0.06 0.18 0.15 ***
20150129 08:30:00 Geo IR 107.7 -15.63 66.63 -15.63 66.63 0.17 0.47 0.10 100.0
20150129 05:30:00 * Geo Vis 101.5 -15.24 66.39 -15.24 66.39 0.08 0.23 0.05 ***
20150129 05:30:00 Geo IR 101.5 -15.24 66.34 -15.24 66.34 0.19 0.54 0.05 99.6
20150129 05:11:27 TMI 85-92GHz 100.8 -15.16 66.33 -15.19 66.36 0.11 0.30 0.20 100.0
20150129 05:11:27 TMI 37GHz 100.8 -15.21 66.33 -15.24 66.36 0.12 0.35 0.10 ***
20150129 05:09:00 Metop-B ASCAT 100.7 -15.11 66.38 -15.14 66.41 0.17 0.49 *** ***
20150129 04:18:00 Metop-A ASCAT 99.0 *** *** *** *** *** *** *** ***
20150129 02:44:26 * SSMIS-18 85-92GHz 95.7 -14.98 66.17 -14.96 66.14 0.11 0.31 0.15 100.0
20150129 02:30:00 Geo Vis 95.2 -15.24 66.33 -15.24 66.33 0.21 0.61 0.35 ***
20150129 02:30:00 Geo IR 95.2 -15.11 66.04 -15.11 66.04 0.22 0.62 0.05 66.9
20150129 01:47:10 Windsat 37GHz 93.7 -15.05 65.97 -15.11 66.04 0.12 0.34 0.10 ***
20150129 00:01:03 * SSMIS-16 85-92GHz 90.0 -14.90 65.80 -14.86 65.76 0.13 0.36 0.15 86.2
20150128 23:30:00 Geo IR 89.8 -14.98 65.72 -14.98 65.72 0.22 0.61 0.05 80.0
20150128 20:55:18 * AMSR2 85-92GHz 88.7 -14.72 65.53 -14.69 65.50 0.12 0.35 0.20 91.7
20150128 20:55:18 AMSR2 37GHz 88.7 -14.72 65.53 -14.69 65.50 0.13 0.36 0.10 ***
20150128 17:30:00 * Geo IR 87.3 -14.63 65.06 -14.63 65.06 0.13 0.38 0.40 14.2
20150128 15:32:47 SSMIS-18 85-92GHz 85.9 -14.59 65.19 -14.52 65.12 0.13 0.37 0.20 84.6
20150128 14:30:00 Geo IR 86.0 -14.45 65.02 -14.45 65.02 0.13 0.38 0.10 100.0
20150128 14:27:56 TMI 85-92GHz 86.0 *** *** *** *** *** *** 0.20 ***
20150128 14:27:56 TMI 37GHz 86.0 -14.42 65.14 -14.42 65.14 0.13 0.37 0.10 ***
20150128 12:50:24 * SSMIS-16 85-92GHz 85.0 -14.36 64.86 -14.26 64.76 0.11 0.31 0.15 100.0
20150128 11:30:00 Geo Vis 83.5 -14.51 64.66 -14.51 64.66 0.13 0.35 0.20 ***
20150128 11:30:00 Geo IR 83.5 -14.31 64.40 -14.31 64.40 0.15 0.43 0.05 32.1
20150128 10:46:41 GMI 85-92GHz 81.4 -14.21 64.77 -14.26 64.82 0.12 0.33 0.20 98.6
20150128 10:46:41 GMI 37GHz 81.4 -14.11 64.77 -14.16 64.82 0.12 0.34 0.15 ***
20150128 10:39:37 * SSMI-15 85-92GHz 81.1 -14.15 64.71 -14.21 64.77 0.12 0.33 0.20 92.0
20150128 08:30:00 * Geo Vis 74.8 -14.03 64.56 -14.03 64.56 0.08 0.24 0.15 ***
20150128 08:30:00 Geo IR 74.8 -14.35 64.50 -14.35 64.50 0.21 0.59 0.10 12.0
20150128 06:20:05 TMI 85-92GHz 68.5 -13.75 64.55 -13.67 64.49 0.13 0.38 0.15 95.3
20150128 06:20:05 TMI 37GHz 68.5 -13.85 64.50 -13.77 64.44 0.15 0.44 0.15 ***
20150128 05:30:00 Metop-B ASCAT 66.0 -13.67 64.39 -13.67 64.39 0.15 0.44 *** ***
20150128 05:30:00 Geo Vis 66.0 -13.75 64.70 -13.75 64.70 0.24 0.68 0.45 ***
20150128 05:30:00 Geo IR 66.0 -13.67 64.54 -13.67 64.54 1.18 3.35 0.30 5.0
20150128 04:36:00 Metop-A ASCAT 63.4 -13.75 64.37 -13.82 64.44 0.14 0.41 *** ***
20150128 02:56:22 SSMIS-18 85-92GHz 58.6 -13.50 64.30 -13.46 64.26 0.17 0.49 0.30 85.0
20150128 02:30:00 Geo Vis 57.3 *** *** *** *** *** *** 0.50 ***
20150128 02:30:00 Geo IR 57.3 -13.66 64.03 -13.66 64.03 0.50 1.41 0.30 12.8
20150128 02:04:56 * Windsat 37GHz 56.1 -13.48 64.28 -13.51 64.31 0.09 0.24 0.20 ***
20150128 00:13:42 SSMIS-16 85-92GHz 50.0 -13.12 64.08 -13.06 64.01 0.23 0.65 0.20 64.1
20150127 23:30:00 Geo IR 48.7 -13.44 63.39 -13.44 63.39 0.53 1.48 0.20 2.6
20150127 22:04:25 * SSMI-15 85-92GHz 45.2 -13.20 63.91 -13.32 64.05 0.29 0.81 0.20 25.7
20150127 17:30:00 * Geo IR 35.0 -13.13 63.12 -13.13 63.12 0.28 0.80 0.15 0.5

Key:

Date/Time: UTC time. If this observation is used in the track it is marked with a "*". If it is used for its own 3-hr window, it is put in bold.

Source/sensor: Satellite source of the analyzed image.

Vmax: Maximum winds listed in the forecast center analysis/forecast, *not* ARCHER.

ARCHER lat/lon: Coordinates of the ARCHER algorithm, valid at the time of the observation. If no center fix could be found, then it is "***".

Geo ref lat/lon: Coordinates of the ARCHER algorithm, valid at the time of the *nearest geo image*.

50% cert. rad.: Radius of the circle (in degrees) that defines the area in which the ARCHER center of rotation is 50% certain. The lower the number, the more certain the position.

95% cert. rad.: Radius of the circle (in degrees) that defines the area in which the ARCHER center of rotation is 95% certain.

Eye diam (deg): ARCHER-resolved eye diameter (in degrees). Green: robust, yellow: less certain, red: not robust.

% cert. of eye: Percent certainty that an eye exists in this image, determined by ARCHER. Currently only available for IR and 85-92 GHz imagery.

Links to related versions: Summary table, ARCHER Track table, ARCHER Track Image Archive, Intensity Estimation

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