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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
20241113 02:45:00 Metop-C ASCAT 18.9 *** *** *** *** *** *** *** ***
20241113 01:48:00 Metop-A ASCAT 19.3 *** *** *** *** *** *** *** ***
20241112 23:16:16 SSMIS-17 85-92GHz 20.4 *** *** *** *** *** *** 1.70 ***
20241112 23:13:40 SSMIS-16 85-92GHz 20.4 *** *** *** *** *** *** 0.80 ***
20241112 20:49:13 * SSMIS-18 85-92GHz 21.8 13.93 106.76 13.93 106.81 0.55 1.56 2.40 0.1
20241112 20:03:27 GMI 85-92GHz 22.2 13.39 107.53 13.38 107.48 0.56 1.60 1.30 0.2
20241112 20:03:27 * GMI 37GHz 22.2 13.94 108.05 13.93 107.99 0.42 1.20 0.20 ***
20241112 18:20:33 AMSR2 85-92GHz 23.1 *** *** *** *** *** *** 1.50 ***
20241112 18:20:33 AMSR2 37GHz 23.1 13.97 108.02 13.98 108.13 0.59 1.68 0.20 ***
20241112 13:15:00 Metop-A ASCAT 25.0 *** *** *** *** *** *** *** ***
20241112 10:40:25 * SSMIS-17 85-92GHz 26.1 14.06 108.85 14.05 108.72 0.41 1.17 0.60 8.7
20241112 10:38:01 SSMIS-16 85-92GHz 26.1 14.01 108.86 14.00 108.72 0.57 1.62 0.60 1.9
20241112 08:13:26 SSMIS-18 85-92GHz 28.1 14.20 109.09 14.19 109.05 0.50 1.42 0.60 13.0
20241112 06:06:26 * AMSR2 85-92GHz 30.0 14.10 109.40 14.11 109.41 0.28 0.79 1.20 9.2
20241112 06:06:26 AMSR2 37GHz 30.0 14.15 109.40 14.16 109.41 0.47 1.32 0.20 ***
20241111 23:30:10 * SSMIS-17 85-92GHz 30.4 14.74 109.49 14.74 109.49 0.45 1.27 1.00 5.5
20241111 23:27:13 SSMIS-16 85-92GHz 30.5 14.74 109.54 14.74 109.54 0.36 1.03 1.00 15.3
20241111 21:02:25 * SSMIS-18 85-92GHz 32.5 15.07 109.56 15.13 109.60 0.33 0.93 0.60 18.5
20241111 14:33:00 Metop-C ASCAT 35.0 *** *** *** *** *** *** *** ***
20241111 10:55:05 SSMIS-17 85-92GHz 35.0 15.81 110.58 15.75 110.55 0.47 1.34 1.90 2.0
20241111 10:51:51 * SSMIS-16 85-92GHz 35.0 15.76 110.53 15.69 110.50 0.45 1.28 1.90 2.3
20241111 08:27:34 SSMIS-18 85-92GHz 35.0 16.21 110.70 16.20 110.69 0.22 0.62 2.00 18.7
20241111 07:23:26 GMI 85-92GHz 35.0 16.26 110.76 16.15 110.68 0.18 0.50 0.60 30.0
20241111 07:23:26 * GMI 37GHz 35.0 16.11 110.81 16.00 110.73 0.17 0.48 0.40 ***
20241111 01:45:00 * Metop-C ASCAT 35.0 16.79 111.36 16.69 111.23 0.19 0.53 *** ***
20241110 18:31:26 AMSR2 85-92GHz 40.0 17.79 111.73 17.91 111.84 0.24 0.69 1.60 5.5
20241110 18:31:26 * AMSR2 37GHz 40.0 17.54 111.84 17.66 111.95 0.23 0.64 0.50 ***
20241110 14:00:00 * Metop-A ASCAT 63.3 17.99 112.38 17.95 112.31 0.18 0.52 *** ***
20241110 08:42:07 * SSMIS-18 85-92GHz 83.2 18.76 112.81 18.76 112.82 0.14 0.39 0.20 85.3
20241109 20:38:27 GMI 85-92GHz 102.8 19.19 113.36 19.20 113.36 0.13 0.36 0.40 100.0
20241109 20:38:27 * GMI 37GHz 102.8 19.14 113.25 19.15 113.26 0.12 0.34 0.20 ***
20241109 17:48:11 AMSR2 85-92GHz 105.2 19.25 113.47 19.25 113.48 0.11 0.31 0.40 100.0
20241109 17:48:11 * AMSR2 37GHz 105.2 19.10 113.36 19.10 113.37 0.11 0.30 0.20 ***
20241109 07:13:26 GMI 85-92GHz 110.0 *** *** *** *** *** *** 3.00 ***
20241109 07:13:26 GMI 37GHz 110.0 *** *** *** *** *** *** 3.00 ***
20241109 05:37:06 AMSR2 85-92GHz 109.4 18.95 114.25 18.95 114.27 0.11 0.31 0.50 100.0
20241109 05:37:06 * AMSR2 37GHz 109.4 18.95 114.25 18.95 114.27 0.11 0.31 0.30 ***
20241109 02:24:00 * Metop-C ASCAT 104.0 18.70 114.52 18.71 114.51 0.18 0.50 *** ***
20241108 22:29:54 * SSMIS-17 85-92GHz 100.0 18.85 115.19 18.88 115.06 0.10 0.29 0.50 100.0
20241108 22:25:23 SSMIS-16 85-92GHz 100.0 18.85 115.31 18.88 115.17 0.10 0.28 0.60 100.0
20241108 20:01:08 * SSMIS-18 85-92GHz 100.0 18.72 115.53 18.74 115.46 0.09 0.26 0.70 100.0
20241108 13:57:00 Metop-C ASCAT 93.3 18.29 116.52 18.30 116.42 0.18 0.50 *** ***
20241108 13:00:00 * Metop-A ASCAT 91.7 18.46 116.71 18.45 117.00 0.16 0.46 *** ***
20241108 09:56:45 * SSMIS-17 85-92GHz 90.0 18.20 117.50 18.20 117.80 0.10 0.28 0.60 100.0
20241108 09:52:08 SSMIS-16 85-92GHz 90.0 18.20 117.52 18.20 117.80 0.10 0.28 0.60 100.0
20241108 07:53:26 * GMI 85-92GHz 90.0 18.37 117.83 18.37 117.71 0.11 0.30 0.60 100.0
20241108 07:53:26 GMI 37GHz 90.0 18.42 117.78 18.42 117.66 0.11 0.31 0.50 ***
20241108 07:27:19 * SSMIS-18 85-92GHz 90.0 18.30 118.01 18.30 117.80 0.11 0.30 0.50 100.0
20241108 01:51:00 * Metop-A ASCAT 90.0 18.10 118.87 18.13 118.74 0.15 0.42 *** ***
20241107 22:43:41 * SSMIS-17 85-92GHz 92.1 18.50 119.61 18.46 119.45 0.11 0.32 0.90 85.8
20241107 22:38:47 SSMIS-16 85-92GHz 92.3 18.55 119.68 18.51 119.51 0.11 0.32 0.80 86.3
20241107 20:14:56 * SSMIS-18 85-92GHz 96.3 18.52 120.07 18.50 120.02 0.11 0.32 0.50 72.9
20241107 18:00:18 * AMSR2 85-92GHz 100.0 18.40 120.45 18.40 120.54 0.12 0.34 1.10 76.1
20241107 18:00:18 AMSR2 37GHz 100.0 18.20 120.34 18.20 120.43 0.15 0.42 0.40 ***
20241107 13:21:00 Metop-A ASCAT 111.6 18.45 121.55 18.45 121.36 3.36 9.49 *** ***
20241107 12:36:00 Metop-C ASCAT 113.5 *** *** *** *** *** *** *** ***
20241107 10:10:31 SSMIS-17 85-92GHz 118.0 *** *** *** *** *** *** 0.40 ***
20241107 10:05:24 * SSMIS-16 85-92GHz 118.2 18.43 121.85 18.45 121.63 0.12 0.33 0.40 100.0
20241107 07:41:20 SSMIS-18 85-92GHz 122.2 *** *** *** *** *** *** 0.50 ***
20241106 21:08:27 * GMI 85-92GHz 117.6 18.39 123.41 18.35 123.47 0.09 0.26 0.40 100.0
20241106 21:08:27 GMI 37GHz 117.6 18.39 123.41 18.35 123.47 0.10 0.29 0.30 ***
20241106 17:17:22 * AMSR2 85-92GHz 113.2 18.29 123.71 18.30 123.69 0.10 0.28 0.50 100.0
20241106 17:17:22 AMSR2 37GHz 113.2 18.24 123.66 18.25 123.64 0.11 0.32 0.30 ***
20241106 07:55:10 * SSMIS-18 85-92GHz 100.0 18.10 124.15 18.11 124.12 0.10 0.29 0.40 100.0
20241106 07:43:27 GMI 85-92GHz 100.0 18.10 124.39 18.11 124.34 0.12 0.34 0.40 100.0
20241106 07:43:27 GMI 37GHz 100.0 18.00 124.29 18.01 124.24 0.12 0.34 0.40 ***
20241106 05:05:37 * AMSR2 85-92GHz 98.5 18.06 124.40 18.05 124.38 0.10 0.29 0.50 100.0
20241106 05:05:37 AMSR2 37GHz 98.5 18.01 124.35 18.00 124.32 0.11 0.32 0.30 ***
20241106 00:51:00 * Metop-A ASCAT 91.4 17.99 124.71 18.00 124.78 0.19 0.54 *** ***
20241105 13:18:00 Metop-C ASCAT 86.1 17.17 125.64 17.28 125.49 0.16 0.45 *** ***
20241105 12:21:00 * Metop-A ASCAT 85.0 17.23 125.71 17.15 125.82 0.13 0.37 *** ***
20241105 01:12:00 * Metop-A ASCAT 76.0 16.11 127.16 16.27 126.94 0.22 0.61 *** ***
20241104 21:39:07 * SSMIS-16 85-92GHz 73.0 15.95 128.04 15.72 128.35 0.18 0.52 0.20 71.0
20241104 20:58:26 GMI 85-92GHz 72.5 15.82 128.07 15.72 128.20 0.23 0.65 0.20 45.7
20241104 20:58:26 GMI 37GHz 72.5 15.77 128.12 15.67 128.25 0.19 0.53 0.30 ***
20241104 19:15:07 * SSMIS-18 85-92GHz 71.0 15.67 128.65 15.91 128.32 0.13 0.38 0.50 90.1
20241104 17:30:19 AMSR2 85-92GHz 69.6 15.34 129.03 15.33 129.04 0.14 0.38 0.20 100.0
20241104 17:30:19 * AMSR2 37GHz 69.6 15.24 128.93 15.23 128.93 0.13 0.36 0.20 ***
20241104 09:09:59 * SSMIS-17 85-92GHz 60.3 13.54 130.88 13.39 131.04 0.23 0.64 0.50 81.4
20241104 09:03:23 SSMIS-16 85-92GHz 60.1 13.56 130.90 13.44 131.04 0.23 0.66 0.40 77.9
20241104 06:40:02 * SSMIS-18 85-92GHz 56.1 13.28 131.28 13.06 131.58 0.26 0.73 0.30 75.2
20241103 21:53:28 * SSMIS-16 85-92GHz 46.5 11.92 133.57 11.63 133.87 0.16 0.45 0.30 90.2
20241103 19:29:41 * SSMIS-18 85-92GHz 42.5 11.39 133.96 11.57 133.73 0.22 0.63 0.60 60.9
20241103 16:48:08 AMSR2 85-92GHz 39.0 *** *** *** *** *** *** 0.30 ***
20241103 16:48:08 AMSR2 37GHz 39.0 *** *** *** *** *** *** 0.20 ***
20241103 09:22:49 SSMIS-17 85-92GHz 32.8 *** *** *** *** *** *** 2.10 ***
20241103 09:15:44 * SSMIS-16 85-92GHz 32.7 9.61 138.10 9.47 138.29 0.25 0.70 3.00 0.0
20241103 08:18:26 GMI 85-92GHz 31.9 *** *** *** *** *** *** 2.40 ***
20241103 08:18:26 GMI 37GHz 31.9 *** *** *** *** *** *** 0.40 ***
20241103 06:52:34 * SSMIS-18 85-92GHz 30.7 9.35 137.97 9.07 138.29 0.40 1.13 1.10 6.3
20241103 04:32:25 AMSR2 85-92GHz 30.0 9.76 138.04 9.92 137.80 0.55 1.56 0.10 2.3
20241103 04:32:25 AMSR2 37GHz 30.0 9.61 138.49 9.77 138.25 0.45 1.26 0.30 ***

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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