-- 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
20180704 00:29:55 SSMIS-16 85-92GHz 20.0 *** *** *** *** *** *** 0.50 ***
20180703 21:00:00 Geo Vis 20.0 23.31 -134.37 23.31 -134.37 3.36 9.49 0.60 ***
20180703 21:00:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.30 ***
20180703 21:00:00 Geo IR 20.0 *** *** *** *** *** *** 0.70 ***
20180703 18:00:00 * Geo Vis 20.0 23.16 -133.60 23.16 -133.60 0.40 1.13 0.20 ***
20180703 18:00:00 Geo NearIR 20.0 23.04 -133.58 23.04 -133.58 1.13 3.19 0.50 ***
20180703 18:00:00 Geo IR 20.0 23.29 -133.63 23.29 -133.63 3.36 9.49 0.40 3.5
20180703 15:00:00 Geo Vis 20.0 23.13 -133.13 23.13 -133.13 1.04 2.95 0.10 ***
20180703 15:00:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.70 ***
20180703 15:00:00 Geo IR 20.0 *** *** *** *** *** *** 1.00 ***
20180703 14:48:37 SSMIS-18 85-92GHz 20.0 *** *** *** *** *** *** 3.00 ***
20180703 13:14:11 SSMIS-16 85-92GHz 20.0 *** *** *** *** *** *** 3.00 ***
20180703 12:00:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.60 ***
20180703 12:00:00 Geo IR 20.0 *** *** *** *** *** *** 0.80 ***
20180703 10:26:56 * AMSR2 85-92GHz 20.0 23.08 -132.28 23.01 -131.97 0.35 0.98 1.20 2.9
20180703 10:26:56 AMSR2 37GHz 20.0 *** *** *** *** *** *** 1.10 ***
20180703 09:00:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.10 ***
20180703 09:00:00 Geo IR 20.0 *** *** *** *** *** *** 0.30 ***
20180703 06:00:00 Geo NearIR 20.0 21.10 -131.33 21.10 -131.33 3.36 9.49 0.60 ***
20180703 06:00:00 Geo IR 20.0 22.52 -130.41 22.52 -130.41 3.36 9.49 0.20 0.3
20180703 03:00:00 Geo Vis 20.0 22.42 -130.55 22.42 -130.55 1.46 4.12 0.90 ***
20180703 03:00:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.40 ***
20180703 03:00:00 Geo IR 20.0 *** *** *** *** *** *** 0.40 ***
20180703 02:16:19 * SSMIS-18 85-92GHz 20.0 23.13 -129.27 23.17 -129.42 0.38 1.08 0.60 1.9
20180703 00:42:44 SSMIS-16 85-92GHz 20.0 *** *** *** *** *** *** 2.50 ***
20180703 00:00:00 Geo Vis 20.0 22.07 -129.09 22.07 -129.09 1.31 3.71 1.00 ***
20180703 00:00:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.50 ***
20180703 00:00:00 Geo IR 20.0 21.00 -130.76 21.00 -130.76 3.07 8.69 0.50 1.6
20180702 22:17:19 AMSR2 85-92GHz 20.7 22.44 -128.87 22.35 -128.63 0.52 1.48 0.40 1.9
20180702 22:17:19 AMSR2 37GHz 20.7 *** *** *** *** *** *** 2.50 ***
20180702 21:00:00 Geo Vis 21.2 21.70 -128.71 21.70 -128.71 3.36 9.49 0.20 ***
20180702 21:00:00 Geo NearIR 21.2 *** *** *** *** *** *** 0.10 ***
20180702 21:00:00 Geo IR 21.2 *** *** *** *** *** *** 0.20 ***
20180702 18:41:39 * GMI 85-92GHz 22.2 22.23 -128.16 22.17 -128.03 0.35 0.98 0.20 4.7
20180702 18:41:39 GMI 37GHz 22.2 21.83 -128.10 21.77 -127.98 0.43 1.21 1.90 ***
20180702 18:00:00 Geo Vis 22.5 21.77 -128.25 21.77 -128.25 2.33 6.60 0.10 ***
20180702 18:00:00 Geo NearIR 22.5 21.37 -127.74 21.37 -127.74 0.72 2.05 1.00 ***
20180702 18:00:00 Geo IR 22.5 21.22 -128.14 21.22 -128.14 3.36 9.49 1.00 0.9
20180702 15:06:31 SSMIS-17 85-92GHz 23.7 22.14 -127.73 22.14 -127.71 0.35 0.99 2.20 5.5
20180702 15:01:12 * SSMIS-18 85-92GHz 23.7 22.09 -127.77 22.09 -127.76 0.29 0.81 2.30 8.4
20180702 15:00:00 Geo Vis 23.8 *** *** *** *** *** *** 0.40 ***
20180702 15:00:00 Geo NearIR 23.8 *** *** *** *** *** *** 1.00 ***
20180702 15:00:00 Geo IR 23.8 *** *** *** *** *** *** 1.00 ***
20180702 12:00:00 Geo NearIR 25.0 20.95 -126.97 20.95 -126.97 1.75 4.95 0.40 ***
20180702 12:00:00 Geo IR 25.0 21.30 -127.13 21.30 -127.13 0.73 2.08 1.00 5.4
20180702 09:44:08 * AMSR2 85-92GHz 25.0 20.88 -126.42 20.83 -126.28 0.42 1.19 1.70 2.0
20180702 09:44:08 AMSR2 37GHz 25.0 *** *** *** *** *** *** 1.00 ***
20180702 09:00:00 Geo NearIR 25.0 20.70 -126.49 20.70 -126.49 0.52 1.48 0.90 ***
20180702 09:00:00 Geo IR 25.0 20.80 -126.49 20.80 -126.49 3.36 9.49 0.90 4.8
20180702 06:00:00 Geo NearIR 25.0 20.22 -125.80 20.22 -125.80 2.75 7.78 0.30 ***
20180702 06:00:00 Geo IR 25.0 20.65 -125.93 20.65 -125.93 3.36 9.49 0.10 1.7
20180702 05:21:39 * GMI 85-92GHz 25.0 20.65 -125.65 20.70 -125.77 0.38 1.07 0.10 2.0
20180702 05:21:39 GMI 37GHz 25.0 20.40 -125.70 20.45 -125.82 0.39 1.11 1.00 ***
20180702 03:00:00 Geo NearIR 25.0 20.28 -125.17 20.28 -125.17 0.55 1.55 0.80 ***
20180702 03:00:00 Geo IR 25.0 20.30 -125.19 20.30 -125.19 0.90 2.53 0.80 4.3
20180702 02:34:09 * SSMIS-17 85-92GHz 25.0 20.51 -125.27 20.55 -125.35 0.29 0.81 1.50 1.7
20180702 02:28:27 SSMIS-18 85-92GHz 25.0 20.55 -125.46 20.60 -125.57 0.33 0.93 3.00 2.1
20180702 00:00:00 * Geo Vis 25.0 19.98 -124.67 19.98 -124.67 0.28 0.78 0.20 ***
20180702 00:00:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.10 ***
20180702 00:00:00 Geo IR 25.0 20.88 -123.45 20.88 -123.45 3.36 9.49 0.70 0.8
20180701 21:33:29 * AMSR2 85-92GHz 25.0 20.18 -124.20 20.14 -124.09 0.27 0.76 0.30 3.2
20180701 21:33:29 AMSR2 37GHz 25.0 *** *** *** *** *** *** 1.50 ***
20180701 21:00:00 * Geo Vis 25.0 20.02 -123.81 20.02 -123.81 0.31 0.89 0.20 ***
20180701 21:00:00 Geo NearIR 25.0 20.02 -124.05 20.02 -124.05 0.90 2.54 1.00 ***
20180701 21:00:00 Geo IR 25.0 21.02 -123.31 21.02 -123.31 3.36 9.49 1.00 0.7
20180701 18:00:00 Geo Vis 25.0 *** *** *** *** *** *** 0.30 ***
20180701 18:00:00 Geo NearIR 25.0 19.05 -122.07 19.05 -122.07 1.59 4.50 0.60 ***
20180701 18:00:00 Geo IR 25.0 20.33 -123.02 20.33 -123.02 3.36 9.49 0.20 0.8
20180701 15:20:09 * SSMIS-17 85-92GHz 25.0 19.42 -122.85 19.40 -122.79 0.34 0.96 1.00 4.5
20180701 15:00:00 Geo Vis 25.0 *** *** *** *** *** *** 0.30 ***
20180701 15:00:00 Geo NearIR 25.0 19.35 -122.13 19.35 -122.13 3.36 9.49 0.30 ***
20180701 15:00:00 Geo IR 25.0 *** *** *** *** *** *** 0.40 ***
20180701 12:00:05 * SSMIS-16 85-92GHz 25.0 19.30 -122.61 19.30 -122.61 0.39 1.11 2.00 0.9
20180701 12:00:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.10 ***
20180701 12:00:00 Geo IR 25.0 *** *** *** *** *** *** 1.00 ***
20180701 09:00:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.70 ***
20180701 09:00:00 Geo IR 25.0 *** *** *** *** *** *** 0.80 ***
20180701 06:00:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.80 ***
20180701 06:00:00 Geo IR 25.0 *** *** *** *** *** *** 0.70 ***
20180701 03:00:00 Geo NearIR 27.5 *** *** *** *** *** *** 0.10 ***
20180701 03:00:00 Geo IR 27.5 *** *** *** *** *** *** 0.10 ***
20180701 02:46:50 SSMIS-17 85-92GHz 27.7 18.68 -121.70 18.70 -121.73 0.52 1.46 2.10 1.0
20180701 00:00:00 * Geo Vis 30.0 17.80 -119.97 17.80 -119.97 0.39 1.10 0.50 ***
20180701 00:00:00 Geo NearIR 30.0 17.97 -119.55 17.97 -119.55 1.53 4.32 0.90 ***
20180701 00:00:00 Geo IR 30.0 *** *** *** *** *** *** 0.40 ***
20180630 23:26:24 SSMIS-16 85-92GHz 30.0 18.66 -120.66 18.70 -120.75 0.28 0.78 2.70 5.3
20180630 21:00:00 * Geo Vis 30.0 17.75 -119.79 17.75 -119.79 0.16 0.45 0.60 ***
20180630 21:00:00 Geo NearIR 30.0 17.65 -119.50 17.65 -119.50 0.47 1.33 0.40 ***
20180630 21:00:00 Geo IR 30.0 17.43 -119.58 17.43 -119.58 0.93 2.62 1.00 5.9
20180630 18:51:39 GMI 85-92GHz 30.0 17.80 -119.53 17.75 -119.39 0.40 1.13 1.80 1.5
20180630 18:51:39 * GMI 37GHz 30.0 17.60 -119.48 17.55 -119.34 0.17 0.47 1.30 ***
20180630 18:00:00 * Geo Vis 30.0 17.57 -119.18 17.57 -119.18 0.22 0.61 0.70 ***
20180630 18:00:00 Geo NearIR 30.0 17.82 -119.39 17.82 -119.39 1.59 4.50 0.40 ***
20180630 18:00:00 Geo IR 30.0 *** *** *** *** *** *** 1.00 ***
20180630 15:00:00 Geo Vis 30.0 17.31 -118.73 17.31 -118.73 0.26 0.75 0.20 ***
20180630 15:00:00 Geo NearIR 30.0 17.53 -118.97 17.53 -118.97 0.95 2.70 0.90 ***
20180630 15:00:00 Geo IR 30.0 *** *** *** *** *** *** 0.70 ***
20180630 13:45:53 SSMIS-18 85-92GHz 30.0 17.97 -119.30 18.03 -119.46 0.35 1.00 2.30 4.5
20180630 12:13:19 SSMIS-16 85-92GHz 30.0 17.62 -118.99 17.60 -118.97 0.40 1.12 2.20 1.7
20180630 12:00:00 Geo NearIR 30.0 17.50 -118.67 17.50 -118.67 3.36 9.49 0.40 ***
20180630 12:00:00 Geo IR 30.0 18.05 -119.01 18.05 -119.01 3.36 9.49 0.60 0.9
20180630 09:57:13 AMSR2 85-92GHz 31.7 17.21 -118.37 17.08 -118.28 0.35 0.98 2.20 2.3
20180630 09:57:13 * AMSR2 37GHz 31.7 17.21 -118.37 17.08 -118.28 0.18 0.50 1.40 ***
20180630 09:00:00 Geo NearIR 32.5 *** *** *** *** *** *** 0.10 ***
20180630 09:00:00 Geo IR 32.5 *** *** *** *** *** *** 0.80 ***
20180630 06:00:00 Geo NearIR 35.0 16.45 -117.53 16.45 -117.53 3.36 9.49 0.20 ***
20180630 06:00:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20180630 05:31:40 * GMI 85-92GHz 35.4 16.93 -118.29 16.96 -118.35 0.37 1.05 0.50 2.8
20180630 05:31:40 GMI 37GHz 35.4 16.93 -117.88 16.96 -117.93 0.41 1.16 0.60 ***
20180630 03:00:00 Geo NearIR 37.5 *** *** *** *** *** *** 0.10 ***
20180630 03:00:00 Geo IR 37.5 *** *** *** *** *** *** 0.90 ***
20180630 01:10:58 * SSMIS-18 85-92GHz 40.0 16.72 -116.97 16.69 -116.81 0.33 0.93 3.00 4.5
20180630 00:00:00 Geo Vis 40.0 *** *** *** *** *** *** 0.10 ***
20180630 00:00:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.20 ***
20180630 00:00:00 Geo IR 40.0 *** *** *** *** *** *** 0.50 ***
20180629 21:00:00 Geo Vis 45.0 *** *** *** *** *** *** 0.40 ***
20180629 21:00:00 Geo NearIR 45.0 *** *** *** *** *** *** 0.20 ***
20180629 21:00:00 Geo IR 45.0 *** *** *** *** *** *** 0.40 ***
20180629 18:00:00 Geo Vis 50.0 *** *** *** *** *** *** 0.90 ***
20180629 18:00:00 Geo NearIR 50.0 *** *** *** *** *** *** 0.40 ***
20180629 18:00:00 Geo IR 50.0 *** *** *** *** *** *** 0.90 ***
20180629 15:00:00 Geo Vis 50.0 16.43 -115.32 16.43 -115.32 3.36 9.49 0.60 ***
20180629 15:00:00 Geo NearIR 50.0 15.43 -116.11 15.43 -116.11 1.23 3.48 0.10 ***
20180629 15:00:00 Geo IR 50.0 *** *** *** *** *** *** 0.10 ***
20180629 14:06:28 SSMIS-17 85-92GHz 50.0 16.49 -116.44 16.56 -116.52 0.31 0.88 2.20 26.3
20180629 13:58:29 * SSMIS-18 85-92GHz 50.0 16.73 -116.27 16.81 -116.36 0.26 0.74 2.60 45.5
20180629 12:00:00 Geo NearIR 50.0 15.18 -116.37 15.18 -116.37 0.81 2.29 0.10 ***
20180629 12:00:00 Geo IR 50.0 *** *** *** *** *** *** 1.00 ***
20180629 09:14:31 AMSR2 85-92GHz 47.7 16.16 -115.23 16.16 -115.18 0.26 0.73 1.80 23.2
20180629 09:14:31 * AMSR2 37GHz 47.7 16.01 -115.28 16.01 -115.23 0.11 0.31 1.30 ***
20180629 09:00:00 Geo NearIR 47.5 *** *** *** *** *** *** 0.30 ***
20180629 09:00:00 Geo IR 47.5 *** *** *** *** *** *** 0.20 ***
20180629 06:00:00 Geo NearIR 45.0 *** *** *** *** *** *** 0.70 ***
20180629 06:00:00 Geo IR 45.0 *** *** *** *** *** *** 0.80 ***
20180629 03:00:00 Geo NearIR 45.0 *** *** *** *** *** *** 0.10 ***
20180629 03:00:00 Geo IR 45.0 *** *** *** *** *** *** 0.50 ***
20180629 01:31:33 * SSMIS-17 85-92GHz 45.0 14.99 -114.05 15.13 -114.23 0.25 0.72 0.40 8.7
20180629 00:00:00 Geo Vis 45.0 *** *** *** *** *** *** 0.80 ***
20180629 00:00:00 Geo NearIR 45.0 *** *** *** *** *** *** 0.30 ***
20180629 00:00:00 Geo IR 45.0 *** *** *** *** *** *** 0.30 ***
20180628 21:01:14 AMSR2 85-92GHz 42.5 15.46 -113.61 15.46 -113.60 0.56 1.57 1.10 2.0
20180628 21:01:14 AMSR2 37GHz 42.5 15.26 -113.35 15.26 -113.34 0.25 0.69 0.50 ***
20180628 21:00:00 Geo Vis 42.5 *** *** *** *** *** *** 0.10 ***
20180628 21:00:00 Geo NearIR 42.5 *** *** *** *** *** *** 0.20 ***
20180628 21:00:00 Geo IR 42.5 *** *** *** *** *** *** 0.10 ***
20180628 19:01:38 GMI 85-92GHz 40.0 15.37 -113.27 15.27 -113.11 0.36 1.02 1.80 6.7
20180628 19:01:38 * GMI 37GHz 40.0 15.17 -113.12 15.07 -112.95 0.22 0.62 0.80 ***
20180628 18:00:00 Geo Vis 40.0 13.12 -114.03 13.12 -114.03 0.58 1.64 0.40 ***
20180628 18:00:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.20 ***
20180628 18:00:00 Geo IR 40.0 *** *** *** *** *** *** 0.10 ***
20180628 15:00:00 Geo Vis 37.5 *** *** *** *** *** *** 0.10 ***
20180628 15:00:00 Geo NearIR 37.5 14.09 -113.27 14.09 -113.27 1.31 3.70 0.20 ***
20180628 15:00:00 Geo IR 37.5 *** *** *** *** *** *** 0.20 ***
20180628 14:20:01 * SSMIS-17 85-92GHz 36.9 15.06 -112.05 15.11 -112.16 0.44 1.25 1.90 4.5
20180628 12:00:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.10 ***
20180628 12:00:00 Geo IR 35.0 *** *** *** *** *** *** 0.10 ***
20180628 10:59:14 SSMIS-16 85-92GHz 34.2 14.26 -112.00 14.36 -112.21 0.57 1.61 1.20 0.4
20180628 09:00:00 Geo NearIR 32.5 *** *** *** *** *** *** 0.50 ***
20180628 09:00:00 Geo IR 32.5 13.44 -113.17 13.44 -113.17 3.36 9.49 0.50 14.6
20180628 06:00:00 * Geo NearIR 30.0 12.57 -111.99 12.57 -111.99 0.28 0.79 0.30 ***
20180628 06:00:00 Geo IR 30.0 12.60 -112.01 12.60 -112.01 0.32 0.91 0.10 5.4
20180628 05:41:40 GMI 85-92GHz 30.0 13.28 -110.68 13.30 -110.76 0.51 1.44 1.70 1.0
20180628 05:41:40 GMI 37GHz 30.0 *** *** *** *** *** *** 1.10 ***
20180628 03:00:00 Geo NearIR 30.0 *** *** *** *** *** *** 0.30 ***
20180628 03:00:00 Geo IR 30.0 *** *** *** *** *** *** 0.30 ***
20180628 01:44:01 SSMIS-17 85-92GHz 30.0 *** *** *** *** *** *** 1.40 ***
20180628 01:34:56 SSMIS-18 85-92GHz 30.0 *** *** *** *** *** *** 2.00 ***
20180628 00:00:00 Geo Vis 30.0 *** *** *** *** *** *** 1.00 ***
20180628 00:00:00 Geo NearIR 30.0 12.53 -107.74 12.53 -107.74 0.54 1.53 0.90 ***
20180628 00:00:00 Geo IR 30.0 *** *** *** *** *** *** 0.90 ***
20180627 21:00:00 Geo Vis 30.0 11.71 -107.36 11.71 -107.36 3.36 9.49 0.10 ***
20180627 21:00:00 Geo NearIR 30.0 *** *** *** *** *** *** 0.30 ***
20180627 21:00:00 Geo IR 30.0 12.68 -106.59 12.68 -106.59 3.36 9.49 0.40 14.6
20180627 20:17:48 * AMSR2 85-92GHz 30.0 13.25 -108.10 13.28 -108.23 0.33 0.93 0.40 4.8
20180627 20:17:48 AMSR2 37GHz 30.0 *** *** *** *** *** *** 0.20 ***
20180627 18:00:00 Geo Vis 30.0 12.85 -109.49 12.85 -109.49 1.32 3.72 0.10 ***
20180627 18:00:00 Geo NearIR 30.0 *** *** *** *** *** *** 0.70 ***
20180627 18:00:00 Geo IR 30.0 12.88 -106.51 12.88 -106.51 3.36 9.49 1.00 13.1

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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