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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
20191125 18:50:02 SSMIS-17 85-92GHz 50.0 46.58 -15.89 46.21 -16.67 0.61 1.73 2.60 0.3
20191125 17:21:53 * SSMIS-18 85-92GHz 50.3 46.33 -16.37 46.46 -16.10 0.47 1.32 0.40 3.0
20191125 16:24:08 SSMIS-16 85-92GHz 50.7 *** *** *** *** *** *** 2.60 ***
20191125 13:28:19 AMSR2 85-92GHz 51.9 *** *** *** *** *** *** 2.30 ***
20191125 13:28:19 AMSR2 37GHz 51.9 *** *** *** *** *** *** 2.90 ***
20191125 11:27:00 * Metop-A ASCAT 52.7 44.00 -21.77 44.10 -21.55 0.20 0.56 *** ***
20191125 11:03:00 * Metop-B ASCAT 52.9 43.91 -22.06 44.15 -21.55 0.20 0.57 *** ***
20191125 09:03:19 SSMIS-17 85-92GHz 53.7 43.33 -22.35 43.23 -22.57 0.51 1.44 2.50 5.3
20191125 08:06:39 GMI 85-92GHz 54.1 *** *** *** *** *** *** 3.00 ***
20191125 08:06:39 GMI 37GHz 54.1 *** *** *** *** *** *** 3.00 ***
20191125 07:35:10 * SSMIS-18 85-92GHz 54.3 42.74 -23.44 43.13 -22.58 0.33 0.92 2.50 16.5
20191125 06:37:59 SSMIS-16 85-92GHz 54.7 42.31 -24.15 42.02 -24.80 0.34 0.97 2.40 17.6
20191125 03:59:37 * AMSR2 85-92GHz 55.0 41.46 -27.10 41.03 -28.08 0.36 1.02 1.50 7.1
20191125 03:59:37 AMSR2 37GHz 55.0 41.61 -26.23 41.18 -27.21 0.55 1.56 0.40 ***
20191124 23:12:00 Metop-A ASCAT 55.0 *** *** *** *** *** *** *** ***
20191124 22:45:00 Metop-B ASCAT 55.0 39.48 -32.00 39.81 -31.26 0.67 1.89 *** ***
20191124 20:43:13 SSMIS-17 85-92GHz 55.0 38.72 -32.81 38.73 -32.79 0.50 1.43 0.50 3.0
20191124 19:13:49 SSMIS-18 85-92GHz 55.0 *** *** *** *** *** *** 0.10 ***
20191124 18:16:53 * SSMIS-16 85-92GHz 55.0 37.98 -34.31 37.83 -34.66 0.44 1.25 0.40 5.5
20191124 17:01:40 GMI 85-92GHz 55.0 37.80 -35.29 38.03 -34.78 0.37 1.04 0.30 12.0
20191124 17:01:40 GMI 37GHz 55.0 37.65 -35.74 37.88 -35.23 0.42 1.19 0.60 ***
20191124 16:00:05 * AMSR2 85-92GHz 55.0 37.57 -35.88 37.14 -36.87 0.31 0.87 0.20 20.9
20191124 16:00:05 AMSR2 37GHz 55.0 37.37 -35.88 36.94 -36.87 0.40 1.12 0.10 ***
20191124 13:06:00 Metop-B ASCAT 55.0 36.96 -38.23 36.59 -39.10 0.33 0.92 *** ***
20191124 09:19:33 * SSMIS-17 85-92GHz 55.0 35.96 -39.89 35.84 -40.17 0.21 0.60 1.10 25.1
20191124 08:56:40 GMI 85-92GHz 55.0 *** *** *** *** *** *** 1.40 ***
20191124 08:56:40 GMI 37GHz 55.0 *** *** *** *** *** *** 0.30 ***
20191124 07:50:03 SSMIS-18 85-92GHz 55.0 35.56 -40.50 35.74 -40.07 0.21 0.60 2.50 29.8
20191124 06:53:34 * SSMIS-16 85-92GHz 55.0 35.34 -41.03 35.07 -41.58 0.22 0.62 0.70 24.1
20191124 04:57:06 AMSR2 85-92GHz 55.0 34.88 -42.00 35.08 -41.61 0.25 0.69 2.30 33.2
20191124 04:57:06 * AMSR2 37GHz 55.0 34.78 -42.18 34.98 -41.79 0.23 0.66 0.20 ***
20191124 00:48:00 Metop-B ASCAT 55.0 *** *** *** *** *** *** *** ***
20191123 20:54:25 * SSMIS-17 85-92GHz 55.0 32.87 -45.49 32.81 -45.54 0.15 0.43 0.80 77.6
20191123 19:24:59 * SSMIS-18 85-92GHz 55.0 32.33 -46.06 32.81 -45.66 0.19 0.54 0.70 72.6
20191123 18:28:26 SSMIS-16 85-92GHz 55.0 31.91 -46.30 31.66 -46.54 0.23 0.64 0.50 46.4
20191123 16:53:48 AMSR2 85-92GHz 55.0 *** *** *** *** *** *** 3.00 ***
20191123 16:53:48 AMSR2 37GHz 55.0 *** *** *** *** *** *** 2.20 ***
20191123 13:27:00 * Metop-B ASCAT 55.0 29.93 -48.00 30.33 -47.54 0.20 0.58 *** ***
20191123 12:15:00 Metop-A ASCAT 55.0 *** *** *** *** *** *** *** ***
20191123 07:09:09 * SSMIS-16 85-92GHz 55.0 28.34 -50.15 28.01 -50.67 0.14 0.40 3.00 0.0
20191123 01:03:00 Metop-B ASCAT 55.0 26.59 -52.47 26.44 -52.78 0.17 0.47 *** ***
20191122 23:51:00 * Metop-A ASCAT 54.9 26.58 -52.78 26.57 -52.80 0.13 0.38 *** ***
20191122 13:51:00 * Metop-B ASCAT 50.0 25.07 -55.66 25.23 -55.44 0.17 0.48 *** ***
20191122 12:39:00 * Metop-A ASCAT 50.0 25.15 -55.91 25.09 -56.12 0.16 0.44 *** ***
20191122 12:36:00 Metop-A ASCAT 50.0 25.15 -55.81 25.09 -56.01 0.17 0.49 *** ***
20191122 05:12:34 AMSR2 85-92GHz 50.0 24.56 -57.25 24.58 -57.14 0.36 1.02 1.70 15.1
20191122 05:12:34 * AMSR2 37GHz 50.0 24.51 -57.64 24.53 -57.52 0.18 0.51 0.60 ***
20191122 01:24:00 * Metop-B ASCAT 50.0 24.24 -58.54 24.31 -58.25 0.15 0.41 *** ***
20191122 00:09:00 Metop-A ASCAT 50.0 24.17 -58.73 24.14 -58.82 0.18 0.52 *** ***
20191121 17:04:32 AMSR2 85-92GHz 50.0 22.78 -59.34 22.83 -59.24 0.32 0.90 0.70 58.2
20191121 17:04:32 * AMSR2 37GHz 50.0 22.58 -60.27 22.63 -60.17 0.19 0.52 1.70 ***
20191121 14:12:00 * Metop-B ASCAT 50.0 22.54 -60.88 22.57 -60.82 0.19 0.53 *** ***
20191121 12:57:00 Metop-A ASCAT 50.0 23.21 -61.53 23.13 -61.65 0.28 0.78 *** ***
20191121 09:56:39 GMI 85-92GHz 50.0 *** *** *** *** *** *** 3.00 ***
20191121 09:56:39 GMI 37GHz 50.0 *** *** *** *** *** *** 3.00 ***
20191121 06:08:34 AMSR2 85-92GHz 50.0 23.22 -61.50 23.18 -61.52 0.57 1.61 1.20 2.9
20191121 06:08:34 AMSR2 37GHz 50.0 22.02 -61.83 21.98 -61.84 0.43 1.21 1.00 ***
20191121 01:45:00 * Metop-B ASCAT 50.0 21.87 -61.99 22.02 -61.97 0.13 0.36 *** ***
20191121 00:33:00 * Metop-A ASCAT 50.0 21.90 -62.04 21.81 -62.06 0.13 0.37 *** ***
20191121 00:30:00 Metop-A ASCAT 50.0 21.90 -62.04 21.81 -62.06 0.13 0.37 *** ***
20191120 10:46:39 * GMI 85-92GHz 45.0 21.12 -61.58 21.14 -61.64 0.35 0.99 0.20 3.5
20191120 10:46:39 GMI 37GHz 45.0 21.22 -61.32 21.24 -61.38 0.60 1.70 2.50 ***
20191120 07:50:25 SSMIS-16 85-92GHz 45.0 20.83 -60.97 20.84 -61.13 0.41 1.17 2.00 3.1
20191120 05:26:03 AMSR2 85-92GHz 44.5 20.86 -61.08 20.87 -61.12 0.34 0.95 1.20 6.7
20191120 05:26:03 * AMSR2 37GHz 44.5 20.26 -60.87 20.27 -60.90 0.31 0.87 0.30 ***
20191120 00:51:00 Metop-A ASCAT 40.0 *** *** *** *** *** *** *** ***
20191119 21:26:40 * GMI 85-92GHz 40.0 20.50 -60.00 20.50 -59.89 0.39 1.11 0.30 4.0
20191119 21:26:40 GMI 37GHz 40.0 *** *** *** *** *** *** 0.70 ***
20191119 19:17:56 SSMIS-16 85-92GHz 40.0 20.25 -59.34 20.25 -59.57 0.54 1.51 0.70 1.4
20191119 17:15:36 * AMSR2 85-92GHz 40.0 20.24 -59.31 20.25 -59.38 0.38 1.08 0.70 3.7
20191119 17:15:36 AMSR2 37GHz 40.0 *** *** *** *** *** *** 2.80 ***

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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