-- Link to M-PERC page --

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
20181109 00:39:29 * SSMIS-18 85-92GHz 15.0 18.99 -114.39 19.00 -114.35 0.31 0.89 3.00 0.0
20181108 23:33:19 SSMIS-16 85-92GHz 15.1 18.81 -114.49 18.80 -114.51 0.54 1.54 0.40 0.9
20181108 21:21:02 AMSR2 85-92GHz 15.6 *** *** *** *** *** *** 3.00 ***
20181108 21:21:02 * AMSR2 37GHz 15.6 17.94 -113.45 17.94 -113.44 0.47 1.34 3.00 ***
20181108 21:00:00 Geo Vis 15.6 17.59 -112.81 17.59 -112.81 1.15 3.25 0.30 ***
20181108 21:00:00 Geo NearIR 15.6 *** *** *** *** *** *** 0.10 ***
20181108 21:00:00 Geo IR 15.6 19.74 -113.20 19.74 -113.20 3.36 9.49 1.00 0.4
20181108 18:00:00 Geo Vis 16.2 *** *** *** *** *** *** 0.80 ***
20181108 18:00:00 Geo NearIR 16.2 *** *** *** *** *** *** 0.20 ***
20181108 18:00:00 Geo IR 16.2 17.31 -113.30 17.31 -113.30 3.36 9.49 1.00 0.1
20181108 15:06:39 GMI 85-92GHz 16.9 *** *** *** *** *** *** 3.00 ***
20181108 15:06:39 * GMI 37GHz 16.9 18.03 -112.25 18.03 -112.24 0.38 1.07 3.00 ***
20181108 15:00:00 Geo Vis 16.9 *** *** *** *** *** *** 0.60 ***
20181108 15:00:00 Geo NearIR 16.9 *** *** *** *** *** *** 0.80 ***
20181108 15:00:00 Geo IR 16.9 18.08 -111.72 18.08 -111.72 3.36 9.49 0.80 0.1
20181108 13:25:49 * SSMIS-18 85-92GHz 17.2 18.25 -113.42 18.27 -113.34 0.32 0.90 3.00 0.0
20181108 12:00:00 Geo NearIR 17.5 *** *** *** *** *** *** 0.60 ***
20181108 12:00:00 Geo IR 17.5 *** *** *** *** *** *** 0.60 ***
20181108 09:00:00 Geo NearIR 18.1 *** *** *** *** *** *** 0.60 ***
20181108 09:00:00 Geo IR 18.1 18.08 -111.09 18.08 -111.09 3.36 9.49 0.80 0.1
20181108 08:49:09 * AMSR2 85-92GHz 18.2 18.61 -113.19 18.60 -113.21 0.37 1.04 0.10 6.9
20181108 08:49:09 AMSR2 37GHz 18.2 17.91 -113.25 17.90 -113.26 0.42 1.18 1.10 ***
20181108 06:00:00 Geo NearIR 18.8 *** *** *** *** *** *** 0.70 ***
20181108 06:00:00 Geo IR 18.8 17.49 -113.56 17.49 -113.56 3.36 9.49 0.90 2.3
20181108 03:00:00 * Geo NearIR 19.4 17.54 -113.14 17.54 -113.14 0.30 0.85 1.00 ***
20181108 03:00:00 Geo IR 19.4 17.67 -113.06 17.67 -113.06 0.50 1.41 0.90 6.8
20181108 00:52:03 * SSMIS-18 85-92GHz 19.8 18.29 -112.65 18.30 -112.58 0.25 0.70 2.10 7.0
20181108 00:00:00 Geo Vis 20.0 17.83 -112.74 17.83 -112.74 0.25 0.70 1.00 ***
20181108 00:00:00 Geo NearIR 20.0 17.75 -112.77 17.75 -112.77 0.26 0.74 1.00 ***
20181108 00:00:00 Geo IR 20.0 17.80 -112.74 17.80 -112.74 0.65 1.82 0.30 3.3
20181107 21:00:00 * Geo Vis 21.2 17.83 -112.45 17.83 -112.45 0.15 0.43 0.20 ***
20181107 21:00:00 Geo NearIR 21.2 17.83 -112.39 17.83 -112.39 0.58 1.63 1.00 ***
20181107 21:00:00 Geo IR 21.2 17.90 -112.39 17.90 -112.39 0.39 1.09 1.00 12.9
20181107 20:38:09 AMSR2 85-92GHz 21.4 18.38 -112.41 18.38 -112.45 0.32 0.90 0.40 5.9
20181107 20:38:09 AMSR2 37GHz 21.4 18.03 -112.41 18.03 -112.45 0.61 1.74 0.70 ***
20181107 18:00:00 * Geo Vis 22.5 17.90 -112.01 17.90 -112.01 0.16 0.46 0.40 ***
20181107 18:00:00 Geo NearIR 22.5 17.90 -111.96 17.90 -111.96 0.40 1.14 0.20 ***
20181107 18:00:00 Geo IR 22.5 17.95 -111.99 17.95 -111.99 0.37 1.03 0.70 4.9
20181107 15:00:00 Geo Vis 23.8 17.90 -111.59 17.90 -111.59 1.28 3.62 0.80 ***
20181107 15:00:00 * Geo NearIR 23.8 17.85 -111.70 17.85 -111.70 0.25 0.69 0.90 ***
20181107 15:00:00 Geo IR 23.8 18.03 -111.59 18.03 -111.59 1.82 5.15 0.80 3.0
20181107 12:00:00 * Geo NearIR 25.0 17.93 -111.14 17.93 -111.14 0.29 0.83 0.80 ***
20181107 12:00:00 Geo IR 25.0 18.02 -111.09 18.02 -111.09 0.53 1.49 0.80 5.7
20181107 09:00:00 Geo NearIR 26.2 18.10 -111.00 18.10 -111.00 0.40 1.14 0.50 ***
20181107 09:00:00 Geo IR 26.2 18.23 -110.98 18.23 -110.98 0.40 1.12 0.60 5.6
20181107 06:00:00 Geo NearIR 27.5 18.16 -110.78 18.16 -110.78 0.46 1.31 0.60 ***
20181107 06:00:00 Geo IR 27.5 18.21 -110.73 18.21 -110.73 0.43 1.20 0.60 53.3
20181107 04:36:39 GMI 85-92GHz 28.1 18.58 -110.64 18.56 -110.78 0.25 0.71 3.00 0.0
20181107 04:36:39 GMI 37GHz 28.1 18.43 -110.48 18.41 -110.62 0.27 0.77 3.00 ***
20181107 03:00:00 * Geo NearIR 28.8 18.36 -110.45 18.36 -110.45 0.18 0.50 0.50 ***
20181107 03:00:00 Geo IR 28.8 18.46 -110.37 18.46 -110.37 0.18 0.52 0.50 21.9
20181107 01:04:45 SSMIS-18 85-92GHz 29.6 18.85 -110.50 18.85 -110.39 0.26 0.73 2.10 4.3
20181107 00:00:00 Geo Vis 30.0 18.60 -110.18 18.60 -110.18 0.24 0.69 0.10 ***
20181107 00:00:00 Geo NearIR 30.0 18.50 -110.15 18.50 -110.15 0.19 0.54 0.50 ***
20181107 00:00:00 Geo IR 30.0 18.60 -110.07 18.60 -110.07 0.19 0.54 0.50 15.5
20181106 21:00:00 * Geo Vis 31.2 18.71 -109.75 18.71 -109.75 0.10 0.27 0.60 ***
20181106 21:00:00 Geo NearIR 31.2 18.64 -109.80 18.64 -109.80 0.24 0.67 0.50 ***
20181106 21:00:00 Geo IR 31.2 18.69 -109.77 18.69 -109.77 0.18 0.52 0.40 14.7
20181106 18:00:00 * Geo Vis 32.5 18.79 -109.43 18.79 -109.43 0.10 0.29 0.30 ***
20181106 18:00:00 Geo NearIR 32.5 18.71 -109.48 18.71 -109.48 0.24 0.69 1.00 ***
20181106 18:00:00 Geo IR 32.5 18.76 -109.48 18.76 -109.48 0.19 0.54 0.50 14.1
20181106 15:16:39 GMI 85-92GHz 33.6 18.98 -109.10 18.98 -109.07 0.19 0.55 2.00 11.6
20181106 15:16:39 * GMI 37GHz 33.6 18.88 -109.05 18.88 -109.02 0.13 0.36 1.00 ***
20181106 15:00:00 Geo Vis 33.8 18.83 -108.99 18.83 -108.99 0.15 0.43 0.40 ***
20181106 15:00:00 Geo NearIR 33.8 18.76 -109.05 18.76 -109.05 0.24 0.68 1.00 ***
20181106 15:00:00 Geo IR 33.8 18.76 -109.07 18.76 -109.07 0.26 0.73 1.00 15.1
20181106 13:49:38 SSMIS-17 85-92GHz 34.2 19.07 -108.74 19.08 -108.86 0.20 0.58 3.00 11.4
20181106 12:00:00 Geo NearIR 35.0 18.75 -108.55 18.75 -108.55 0.21 0.59 0.20 ***
20181106 12:00:00 Geo IR 35.0 18.77 -108.61 18.77 -108.61 0.19 0.55 1.00 13.4
20181106 11:04:39 SSMIS-16 85-92GHz 35.5 19.04 -108.30 19.05 -108.39 0.19 0.53 2.60 10.6
20181106 09:01:08 AMSR2 85-92GHz 36.7 19.02 -108.07 19.02 -108.06 0.16 0.46 2.40 27.8
20181106 09:01:08 * AMSR2 37GHz 36.7 18.92 -108.12 18.92 -108.12 0.11 0.31 0.90 ***
20181106 09:00:00 Geo NearIR 36.7 18.77 -108.14 18.77 -108.14 0.18 0.52 1.00 ***
20181106 09:00:00 Geo IR 36.7 18.82 -108.20 18.82 -108.20 0.16 0.46 1.00 22.8
20181106 06:00:00 Geo NearIR 38.3 18.77 -107.83 18.77 -107.83 0.17 0.48 1.00 ***
20181106 06:00:00 * Geo IR 38.3 18.79 -107.85 18.79 -107.85 0.14 0.38 1.00 44.5
20181106 03:00:00 Geo NearIR 40.0 18.73 -107.50 18.73 -107.50 0.17 0.49 0.70 ***
20181106 03:00:00 * Geo IR 40.0 18.75 -107.50 18.75 -107.50 0.15 0.43 0.70 42.6
20181106 00:00:00 Geo Vis 40.0 19.00 -107.25 19.00 -107.25 0.26 0.74 0.10 ***
20181106 00:00:00 Geo NearIR 40.0 18.85 -107.25 18.85 -107.25 0.20 0.57 0.60 ***
20181106 00:00:00 Geo IR 40.0 18.95 -107.20 18.95 -107.20 0.22 0.62 0.40 40.2
20181105 22:31:21 SSMIS-16 85-92GHz 41.2 18.90 -106.92 18.95 -107.09 0.18 0.51 1.30 8.4
20181105 21:00:00 Geo Vis 42.5 18.93 -106.95 18.93 -106.95 0.30 0.84 0.10 ***
20181105 21:00:00 Geo NearIR 42.5 18.81 -106.79 18.81 -106.79 0.48 1.35 0.50 ***
20181105 21:00:00 Geo IR 42.5 18.88 -106.76 18.88 -106.76 0.26 0.73 0.50 40.1
20181105 20:50:07 * AMSR2 85-92GHz 42.6 18.90 -106.88 18.91 -106.90 0.14 0.39 0.90 22.1
20181105 20:50:07 AMSR2 37GHz 42.6 18.90 -106.77 18.91 -106.79 0.17 0.49 0.50 ***
20181105 18:00:00 * Geo Vis 45.0 18.70 -106.50 18.70 -106.50 0.14 0.40 0.20 ***
20181105 18:00:00 Geo NearIR 45.0 18.60 -106.42 18.60 -106.42 0.32 0.91 0.50 ***
20181105 18:00:00 Geo IR 45.0 18.70 -106.45 18.70 -106.45 0.22 0.63 0.50 34.4
20181105 15:00:00 Geo Vis 47.5 19.82 -107.48 19.82 -107.48 0.67 1.88 0.70 ***
20181105 15:00:00 Geo NearIR 47.5 18.42 -106.27 18.42 -106.27 1.14 3.22 0.20 ***
20181105 15:00:00 Geo IR 47.5 18.52 -106.19 18.52 -106.19 0.44 1.25 0.70 9.4
20181105 14:03:02 * SSMIS-17 85-92GHz 48.3 18.62 -106.03 18.69 -106.11 0.21 0.59 0.70 8.7
20181105 12:00:00 Geo NearIR 50.0 *** *** *** *** *** *** 1.00 ***
20181105 12:00:00 Geo IR 50.0 *** *** *** *** *** *** 1.00 ***
20181105 11:17:39 SSMIS-16 85-92GHz 50.0 18.34 -105.65 18.35 -105.69 0.60 1.70 0.70 0.6
20181105 09:00:00 Geo NearIR 50.0 *** *** *** *** *** *** 0.50 ***
20181105 09:00:00 Geo IR 50.0 *** *** *** *** *** *** 0.50 ***
20181105 08:18:23 * AMSR2 85-92GHz 50.0 18.62 -105.77 18.63 -105.79 0.21 0.60 0.20 94.6
20181105 08:18:23 AMSR2 37GHz 50.0 *** *** *** *** *** *** 0.30 ***
20181105 06:00:00 Geo NearIR 50.0 *** *** *** *** *** *** 0.50 ***
20181105 06:00:00 Geo IR 50.0 *** *** *** *** *** *** 1.00 ***
20181105 04:46:39 GMI 85-92GHz 49.0 18.30 -105.65 18.30 -105.69 0.31 0.87 0.40 18.5
20181105 04:46:39 GMI 37GHz 49.0 *** *** *** *** *** *** 0.30 ***
20181105 03:00:00 Geo NearIR 47.5 19.30 -105.15 19.30 -105.15 0.87 2.46 0.30 ***
20181105 03:00:00 Geo IR 47.5 *** *** *** *** *** *** 0.10 ***
20181105 01:29:32 * SSMIS-17 85-92GHz 46.2 18.15 -105.86 18.15 -105.81 0.29 0.82 0.50 4.3
20181105 00:00:00 Geo Vis 45.0 18.73 -105.15 18.73 -105.15 0.42 1.18 0.20 ***
20181105 00:00:00 Geo NearIR 45.0 18.80 -105.31 18.80 -105.31 0.55 1.56 0.20 ***
20181105 00:00:00 Geo IR 45.0 *** *** *** *** *** *** 0.20 ***
20181104 22:43:57 SSMIS-16 85-92GHz 44.0 18.17 -105.47 18.20 -105.51 0.33 0.94 0.30 19.0
20181104 21:00:00 Geo Vis 45.0 *** *** *** *** *** *** 0.10 ***
20181104 21:00:00 Geo NearIR 45.0 17.90 -103.66 17.90 -103.66 1.17 3.31 0.60 ***
20181104 21:00:00 Geo IR 45.0 *** *** *** *** *** *** 0.10 ***
20181104 20:06:53 * AMSR2 85-92GHz 45.0 18.24 -105.42 18.32 -105.44 0.15 0.43 0.40 99.8
20181104 20:06:53 AMSR2 37GHz 45.0 18.04 -105.42 18.12 -105.44 0.20 0.56 0.40 ***
20181104 18:00:00 Geo Vis 45.0 18.05 -105.40 18.05 -105.40 1.03 2.90 0.20 ***
20181104 18:00:00 Geo NearIR 45.0 17.20 -104.03 17.20 -104.03 0.36 1.01 1.00 ***
20181104 18:00:00 Geo IR 45.0 16.88 -103.90 16.88 -103.90 0.45 1.27 1.00 12.8
20181104 15:26:40 GMI 85-92GHz 45.0 17.91 -105.34 17.89 -105.31 0.20 0.55 0.40 47.8
20181104 15:26:40 * GMI 37GHz 45.0 17.66 -105.34 17.64 -105.31 0.09 0.25 0.30 ***
20181104 15:00:00 Geo Vis 45.0 *** *** *** *** *** *** 0.40 ***
20181104 15:00:00 Geo NearIR 45.0 16.46 -104.08 16.46 -104.08 3.36 9.49 1.00 ***
20181104 15:00:00 Geo IR 45.0 *** *** *** *** *** *** 0.90 ***
20181104 14:16:39 SSMIS-17 85-92GHz 45.0 17.74 -105.33 17.78 -105.37 0.18 0.51 0.40 77.0
20181104 12:35:05 SSMIS-18 85-92GHz 44.8 17.71 -105.05 17.66 -105.04 0.24 0.68 3.00 23.3
20181104 12:00:00 Geo NearIR 45.0 16.88 -105.18 16.88 -105.18 1.60 4.53 0.30 ***
20181104 12:00:00 Geo IR 45.0 16.10 -104.23 16.10 -104.23 0.74 2.10 1.00 8.7
20181104 11:31:15 * SSMIS-16 85-92GHz 45.4 17.59 -105.22 17.65 -105.20 0.20 0.56 0.40 72.3
20181104 09:00:00 Geo NearIR 47.5 15.76 -105.04 15.76 -105.04 0.56 1.59 1.00 ***
20181104 09:00:00 Geo IR 47.5 15.51 -105.19 15.51 -105.19 1.84 5.21 1.00 3.0
20181104 06:00:00 Geo NearIR 50.0 *** *** *** *** *** *** 0.70 ***
20181104 06:00:00 Geo IR 50.0 *** *** *** *** *** *** 1.00 ***
20181104 03:00:00 Geo NearIR 50.0 *** *** *** *** *** *** 1.00 ***
20181104 03:00:00 Geo IR 50.0 *** *** *** *** *** *** 0.20 ***
20181104 01:42:14 * SSMIS-17 85-92GHz 50.0 15.76 -105.21 15.86 -105.20 0.23 0.65 1.70 37.4
20181104 00:00:00 Geo Vis 50.0 16.35 -105.82 16.35 -105.82 2.50 7.07 0.10 ***
20181104 00:00:00 Geo NearIR 50.0 *** *** *** *** *** *** 0.80 ***
20181104 00:00:00 Geo IR 50.0 *** *** *** *** *** *** 0.80 ***
20181103 22:56:25 * SSMIS-16 85-92GHz 49.1 15.36 -105.53 15.45 -105.49 0.22 0.62 1.60 46.4
20181103 21:00:00 Geo Vis 47.5 *** *** *** *** *** *** 0.10 ***
20181103 21:00:00 Geo NearIR 47.5 *** *** *** *** *** *** 1.00 ***
20181103 21:00:00 Geo IR 47.5 *** *** *** *** *** *** 0.30 ***
20181103 18:00:00 Geo Vis 45.0 *** *** *** *** *** *** 0.90 ***
20181103 18:00:00 Geo NearIR 45.0 *** *** *** *** *** *** 0.30 ***
20181103 18:00:00 Geo IR 45.0 *** *** *** *** *** *** 0.30 ***
20181103 15:00:00 Geo Vis 42.5 *** *** *** *** *** *** 0.10 ***
20181103 15:00:00 Geo NearIR 42.5 *** *** *** *** *** *** 0.10 ***
20181103 15:00:00 Geo IR 42.5 *** *** *** *** *** *** 0.10 ***
20181103 12:48:21 SSMIS-18 85-92GHz 41.3 *** *** *** *** *** *** 2.60 ***
20181103 12:00:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.10 ***
20181103 12:00:00 Geo IR 40.0 *** *** *** *** *** *** 0.60 ***
20181103 09:00:00 Geo NearIR 37.5 15.41 -106.63 15.41 -106.63 2.78 7.87 1.00 ***
20181103 09:00:00 Geo IR 37.5 *** *** *** *** *** *** 0.70 ***
20181103 08:31:42 AMSR2 85-92GHz 37.1 14.56 -107.18 14.62 -107.12 0.36 1.01 0.50 25.0
20181103 08:31:42 * AMSR2 37GHz 37.1 14.66 -107.64 14.72 -107.59 0.23 0.64 0.30 ***
20181103 06:00:00 Geo NearIR 35.0 *** *** *** *** *** *** 1.00 ***
20181103 06:00:00 Geo IR 35.0 14.78 -107.05 14.78 -107.05 0.88 2.50 0.10 3.5
20181103 04:56:39 GMI 85-92GHz 35.0 14.07 -107.42 14.10 -107.31 0.35 0.99 1.30 23.3
20181103 04:56:39 * GMI 37GHz 35.0 14.37 -108.09 14.40 -107.98 0.26 0.72 1.80 ***
20181103 03:00:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.90 ***
20181103 03:00:00 Geo IR 35.0 14.62 -109.85 14.62 -109.85 3.36 9.49 0.70 3.2
20181103 01:55:20 * SSMIS-17 85-92GHz 35.0 14.11 -108.40 14.13 -108.30 0.39 1.11 2.00 3.9
20181103 00:00:00 Geo Vis 35.0 *** *** *** *** *** *** 0.70 ***
20181103 00:00:00 Geo NearIR 35.0 14.65 -109.12 14.65 -109.12 3.36 9.49 0.10 ***
20181103 00:00:00 Geo IR 35.0 15.40 -109.61 15.40 -109.61 3.36 9.49 0.60 7.4
20181102 23:09:05 SSMIS-16 85-92GHz 34.3 14.68 -108.64 14.70 -108.55 0.43 1.21 2.10 1.8
20181102 21:00:00 Geo Vis 32.5 13.97 -109.34 13.97 -109.34 0.94 2.66 0.10 ***
20181102 21:00:00 Geo NearIR 32.5 *** *** *** *** *** *** 0.20 ***
20181102 21:00:00 Geo IR 32.5 *** *** *** *** *** *** 0.20 ***
20181102 20:18:11 * AMSR2 85-92GHz 31.9 14.18 -109.07 14.19 -108.98 0.30 0.84 1.50 8.9
20181102 20:18:11 AMSR2 37GHz 31.9 14.38 -109.17 14.39 -109.09 0.42 1.19 2.60 ***
20181102 18:00:00 Geo Vis 30.0 *** *** *** *** *** *** 0.30 ***
20181102 18:00:00 Geo NearIR 30.0 *** *** *** *** *** *** 0.50 ***
20181102 18:00:00 Geo IR 30.0 16.07 -109.25 16.07 -109.25 2.88 8.15 0.30 24.1

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, ARCHER-ERC page

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