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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
20251114 12:42:00 Metop-C ASCAT 20.0 24.24 132.53 24.36 132.48 3.36 9.49 *** ***
20251114 07:10:21 SSMIS-18 85-92GHz 22.0 *** *** *** *** *** *** 2.20 ***
20251114 00:45:00 Metop-A ASCAT 24.7 *** *** *** *** *** *** *** ***
20251113 19:53:27 SSMIS-18 85-92GHz 27.3 *** *** *** *** *** *** 2.70 ***
20251113 16:50:29 AMSR2 85-92GHz 29.0 *** *** *** *** *** *** 0.10 ***
20251113 16:50:29 AMSR2 37GHz 29.0 *** *** *** *** *** *** 3.00 ***
20251113 13:03:00 Metop-C ASCAT 30.0 25.78 127.25 25.72 128.16 2.65 7.49 *** ***
20251113 09:44:49 * SSMIS-16 85-92GHz 31.9 26.11 126.19 25.99 125.86 0.64 1.80 0.20 0.2
20251113 07:24:27 SSMIS-18 85-92GHz 33.8 *** *** *** *** *** *** 0.20 ***
20251113 04:43:06 * AMSR2 85-92GHz 35.0 25.94 124.62 26.08 124.95 0.48 1.36 0.40 1.5
20251113 04:43:06 AMSR2 37GHz 35.0 *** *** *** *** *** *** 2.50 ***
20251113 01:48:00 Metop-C ASCAT 35.0 24.70 123.43 24.89 123.74 0.61 1.73 *** ***
20251112 22:28:23 * SSMIS-16 85-92GHz 35.0 24.08 122.96 24.32 123.16 0.44 1.25 0.30 1.6
20251112 20:09:05 SSMIS-18 85-92GHz 35.0 *** *** *** *** *** *** 0.40 ***
20251112 17:46:40 AMSR2 85-92GHz 35.2 23.37 121.75 23.32 121.70 0.41 1.16 1.30 2.3
20251112 17:46:40 * AMSR2 37GHz 35.2 22.97 121.81 22.92 121.75 0.36 1.03 0.30 ***
20251112 13:24:00 Metop-C ASCAT 38.8 *** *** *** *** *** *** *** ***
20251112 07:38:13 SSMIS-18 85-92GHz 43.6 22.25 120.25 22.30 120.36 0.41 1.16 1.50 4.6
20251112 05:37:32 AMSR2 85-92GHz 45.0 21.92 119.87 21.91 119.85 0.46 1.31 3.00 2.9
20251112 05:37:32 * AMSR2 37GHz 45.0 21.82 119.81 21.81 119.80 0.24 0.67 0.90 ***
20251112 02:12:00 * Metop-C ASCAT 45.0 21.53 119.41 21.56 119.43 0.11 0.32 *** ***
20251112 01:27:00 Metop-A ASCAT 45.0 *** *** *** *** *** *** *** ***
20251111 22:42:51 SSMIS-16 85-92GHz 46.1 21.85 119.69 21.85 119.75 0.40 1.14 2.40 2.6
20251111 20:23:45 * SSMIS-18 85-92GHz 48.0 21.55 119.23 21.55 119.23 0.26 0.73 2.30 5.4
20251111 13:45:00 * Metop-C ASCAT 50.0 20.72 118.87 20.86 118.85 0.12 0.34 *** ***
20251111 12:57:00 Metop-A ASCAT 50.0 *** *** *** *** *** *** *** ***
20251111 10:13:26 GMI 85-92GHz 51.5 20.52 118.89 20.63 118.97 0.25 0.71 0.10 4.8
20251111 10:13:26 * GMI 37GHz 51.5 20.42 118.95 20.53 119.03 0.09 0.27 1.00 ***
20251111 10:10:54 SSMIS-16 85-92GHz 51.5 20.41 119.26 20.53 119.35 0.51 1.45 2.10 0.8
20251111 07:51:43 SSMIS-18 85-92GHz 53.4 20.17 119.10 20.22 119.17 0.39 1.11 3.00 4.5
20251111 01:48:00 * Metop-A ASCAT 62.0 19.61 118.45 19.69 118.47 0.18 0.50 *** ***
20251110 22:57:23 SSMIS-16 85-92GHz 65.0 19.34 119.19 19.40 119.20 0.38 1.08 2.90 0.4
20251110 21:48:19 SSMIS-17 85-92GHz 64.6 19.08 119.25 18.94 119.23 0.26 0.74 3.00 0.0
20251110 20:38:30 SSMIS-18 85-92GHz 65.0 19.11 119.04 19.10 119.04 0.29 0.81 2.90 2.8
20251110 18:00:15 AMSR2 85-92GHz 65.0 19.00 118.56 18.97 118.57 0.30 0.86 0.60 4.5
20251110 18:00:15 * AMSR2 37GHz 65.0 18.40 118.88 18.37 118.88 0.14 0.39 1.30 ***
20251110 13:18:00 * Metop-A ASCAT 68.9 17.63 118.81 17.69 118.76 0.16 0.45 *** ***
20251110 10:53:27 GMI 85-92GHz 70.0 18.04 118.65 18.12 118.62 0.28 0.79 1.10 4.9
20251110 10:53:27 GMI 37GHz 70.0 17.79 118.54 17.87 118.52 0.27 0.76 0.50 ***
20251110 10:23:53 * SSMIS-16 85-92GHz 70.0 18.01 118.72 18.16 118.67 0.16 0.46 1.00 58.1
20251110 08:05:28 * SSMIS-18 85-92GHz 70.0 17.81 118.73 17.88 118.71 0.10 0.30 1.30 94.0
20251110 05:48:47 AMSR2 85-92GHz 70.5 17.44 118.81 17.42 118.83 0.20 0.55 0.90 59.9
20251110 05:48:47 AMSR2 37GHz 70.5 *** *** *** *** *** *** 0.20 ***
20251110 01:12:00 * Metop-C ASCAT 82.0 16.77 119.25 16.83 119.16 0.18 0.51 *** ***
20251109 23:11:33 * SSMIS-16 85-92GHz 86.3 17.20 119.62 17.23 119.58 0.17 0.47 1.30 7.8
20251109 21:28:27 * GMI 85-92GHz 89.2 17.00 119.64 16.85 119.84 0.16 0.45 0.40 13.3
20251109 21:28:27 GMI 37GHz 89.2 16.65 119.70 16.50 119.89 0.17 0.49 0.60 ***
20251109 17:17:58 * AMSR2 85-92GHz 95.6 16.64 120.25 16.66 120.20 0.13 0.38 0.50 69.5
20251109 17:17:58 AMSR2 37GHz 95.6 16.69 120.14 16.71 120.10 0.14 0.39 1.20 ***
20251109 12:42:00 Metop-C ASCAT 99.4 15.56 121.68 15.44 121.97 0.25 0.70 *** ***
20251109 10:36:56 * SSMIS-16 85-92GHz 102.3 15.42 122.41 15.56 122.20 0.09 0.27 0.70 100.0
20251109 09:28:46 * SSMIS-17 85-92GHz 104.2 15.33 122.66 15.10 122.89 0.11 0.30 0.70 100.0
20251109 05:04:55 AMSR2 85-92GHz 110.0 14.69 123.59 14.76 123.48 0.12 0.35 1.00 100.0
20251109 05:04:55 * AMSR2 37GHz 110.0 14.74 123.64 14.81 123.53 0.10 0.29 0.70 ***
20251109 01:36:00 Metop-C ASCAT 110.0 13.47 124.20 13.60 123.95 0.24 0.69 *** ***
20251108 22:17:58 * SSMIS-17 85-92GHz 110.0 13.90 125.35 13.97 124.99 0.09 0.26 1.10 100.0
20251108 19:26:37 * SSMIS-18 85-92GHz 110.0 13.84 126.22 13.88 125.89 0.09 0.26 1.20 100.0
20251108 10:38:27 * GMI 85-92GHz 93.9 13.12 128.78 13.17 128.44 0.10 0.29 1.00 100.0
20251108 10:38:27 GMI 37GHz 93.9 12.97 128.93 13.02 128.59 0.11 0.32 0.80 ***
20251108 09:42:14 * SSMIS-17 85-92GHz 93.1 13.08 129.04 13.03 129.60 0.10 0.28 1.20 100.0
20251108 06:50:54 * SSMIS-18 85-92GHz 90.0 12.83 130.10 12.75 130.55 0.09 0.27 1.30 100.0
20251107 21:58:56 * SSMIS-16 85-92GHz 76.6 12.64 132.87 12.57 133.30 0.14 0.39 1.50 73.0
20251107 21:18:27 GMI 85-92GHz 75.5 12.61 133.07 12.57 133.30 0.15 0.43 1.40 64.7
20251107 21:18:27 * GMI 37GHz 75.5 12.31 133.07 12.27 133.30 0.14 0.38 1.50 ***
20251107 20:51:26 SSMIS-17 85-92GHz 74.8 12.54 133.30 12.52 133.40 0.16 0.45 1.40 54.0
20251107 19:40:57 * SSMIS-18 85-92GHz 72.8 12.48 133.38 12.52 133.14 0.16 0.44 2.20 51.4
20251107 11:42:00 Metop-C ASCAT 64.8 *** *** *** *** *** *** *** ***
20251107 09:22:09 * SSMIS-16 85-92GHz 62.8 11.96 135.64 11.91 135.81 0.20 0.57 1.00 60.4
20251107 07:04:38 * SSMIS-18 85-92GHz 60.0 11.68 136.20 11.75 135.92 0.13 0.38 1.20 89.2
20251107 00:36:00 Metop-C ASCAT 55.0 *** *** *** *** *** *** *** ***
20251106 22:12:53 SSMIS-16 85-92GHz 52.0 *** *** *** *** *** *** 3.00 ***
20251106 21:05:47 * SSMIS-17 85-92GHz 50.2 11.42 138.25 11.34 138.31 0.20 0.57 2.00 55.3
20251106 16:48:23 AMSR2 85-92GHz 43.0 11.06 139.12 11.12 139.02 0.44 1.25 1.60 7.2
20251106 16:48:23 * AMSR2 37GHz 43.0 10.96 139.27 11.02 139.17 0.34 0.96 0.70 ***
20251106 11:18:00 * Metop-A ASCAT 40.0 10.13 139.47 10.15 139.44 0.14 0.39 *** ***
20251106 10:28:26 GMI 85-92GHz 40.0 *** *** *** *** *** *** 3.00 ***
20251106 10:28:26 GMI 37GHz 40.0 *** *** *** *** *** *** 3.00 ***
20251106 04:32:43 AMSR2 85-92GHz 40.0 *** *** *** *** *** *** 1.80 ***
20251106 04:32:43 * AMSR2 37GHz 40.0 9.77 140.76 9.71 140.84 0.26 0.74 1.50 ***
20251106 00:12:00 * Metop-A ASCAT 40.0 9.77 140.78 9.76 140.79 0.21 0.58 *** ***
20251105 18:29:17 * SSMIS-18 85-92GHz 30.0 9.45 140.89 9.31 141.09 0.30 0.84 0.70 6.1
20251105 16:05:48 AMSR2 85-92GHz 30.0 9.62 141.89 9.85 141.52 0.52 1.46 0.20 4.7
20251105 16:05:48 AMSR2 37GHz 30.0 *** *** *** *** *** *** 0.60 ***
20251105 12:21:00 Metop-C ASCAT 30.0 8.47 142.47 8.44 142.61 0.33 0.95 *** ***
20251105 11:36:00 * Metop-A ASCAT 30.0 7.99 142.74 7.99 142.75 0.23 0.64 *** ***
20251105 03:49:09 AMSR2 85-92GHz 30.0 8.71 144.01 8.59 144.06 0.64 1.80 0.90 0.0
20251105 03:49:09 AMSR2 37GHz 30.0 8.66 143.91 8.54 143.96 0.63 1.79 0.30 ***
20251104 23:39:00 * Metop-C ASCAT 30.0 8.10 143.38 8.10 143.37 0.40 1.12 *** ***
20251104 21:53:26 GMI 85-92GHz 30.0 *** *** *** *** *** *** 2.50 ***
20251104 21:53:26 GMI 37GHz 30.0 *** *** *** *** *** *** 0.70 ***
20251104 21:00:03 * SSMIS-16 85-92GHz 30.0 8.78 142.85 8.79 142.64 0.49 1.38 1.60 2.1
20251104 18:43:02 SSMIS-18 85-92GHz 30.0 *** *** *** *** *** *** 1.80 ***
20251104 11:57:00 * Metop-A ASCAT 30.0 8.95 141.65 9.00 141.66 0.20 0.56 *** ***
20251104 10:18:26 GMI 85-92GHz 28.6 *** *** *** *** *** *** 2.10 ***
20251104 10:18:26 * GMI 37GHz 28.6 9.10 141.58 8.96 141.46 0.38 1.07 0.70 ***

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, F-Decks

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