-- Link to ARCHER-ERC 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
20170116 23:51:42 * SSMIS-17 85-92GHz 15.1 8.50 101.52 8.50 101.61 0.37 1.04 2.50 5.4
20170116 23:30:00 Geo NearIR 15.2 9.50 104.37 9.50 104.37 3.36 9.49 0.30 ***
20170116 23:30:00 Geo IR 15.2 *** *** *** *** *** *** 0.30 ***
20170116 20:30:00 Geo NearIR 16.5 *** *** *** *** *** *** 1.00 ***
20170116 20:30:00 Geo IR 16.5 *** *** *** *** *** *** 0.60 ***
20170116 18:25:57 AMSR2 85-92GHz 17.3 *** *** *** *** *** *** 1.80 ***
20170116 18:25:57 AMSR2 37GHz 17.3 *** *** *** *** *** *** 0.80 ***
20170116 17:30:00 Geo NearIR 17.7 *** *** *** *** *** *** 0.80 ***
20170116 17:30:00 Geo IR 17.7 *** *** *** *** *** *** 0.50 ***
20170116 14:30:00 Geo NearIR 19.0 *** *** *** *** *** *** 0.50 ***
20170116 14:30:00 Geo IR 19.0 *** *** *** *** *** *** 0.30 ***
20170116 14:16:39 GMI 85-92GHz 19.1 9.13 104.02 9.13 103.97 0.52 1.47 3.00 0.0
20170116 14:16:39 GMI 37GHz 19.1 *** *** *** *** *** *** 3.00 ***
20170116 11:56:00 * SSMIS-18 85-92GHz 20.0 9.30 104.86 9.30 104.95 0.39 1.10 1.60 6.5
20170116 11:30:00 Geo NearIR 20.3 7.53 106.26 7.53 106.26 0.94 2.65 0.50 ***
20170116 11:30:00 Geo IR 20.3 *** *** *** *** *** *** 0.90 ***
20170116 11:12:42 SSMIS-17 85-92GHz 20.4 *** *** *** *** *** *** 1.80 ***
20170116 09:11:37 * SSMIS-16 85-92GHz 21.6 9.02 105.34 9.03 105.47 0.34 0.97 1.00 7.1
20170116 08:30:00 Geo Vis 21.9 *** *** *** *** *** *** 0.40 ***
20170116 08:30:00 Geo NearIR 21.9 *** *** *** *** *** *** 0.60 ***
20170116 08:30:00 Geo IR 21.9 9.13 107.12 9.13 107.12 3.36 9.49 1.00 1.3
20170116 06:09:19 AMSR2 85-92GHz 23.2 8.75 105.95 8.76 106.07 0.53 1.49 1.50 0.8
20170116 06:09:19 AMSR2 37GHz 23.2 *** *** *** *** *** *** 1.00 ***
20170116 02:30:00 * Geo Vis 25.0 7.56 106.90 7.56 106.90 0.37 1.04 1.00 ***
20170116 02:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.20 ***
20170116 02:30:00 Geo IR 25.0 7.19 106.98 7.19 106.98 1.22 3.44 1.00 2.4
20170115 23:30:00 Geo Vis 25.0 *** *** *** *** *** *** 0.50 ***
20170115 23:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.10 ***
20170115 23:30:00 Geo IR 25.0 *** *** *** *** *** *** 0.80 ***
20170115 20:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.80 ***
20170115 20:30:00 Geo IR 25.0 *** *** *** *** *** *** 0.90 ***
20170115 20:22:19 * SSMIS-16 85-92GHz 25.0 9.09 108.43 9.08 108.42 0.27 0.77 3.00 0.0
20170115 19:14:55 SSMI-15 85-92GHz 25.0 9.30 108.32 9.21 108.17 0.28 0.78 1.60 2.8
20170115 17:30:00 Geo NearIR 25.4 *** *** *** *** *** *** 0.50 ***
20170115 17:30:00 Geo IR 25.4 *** *** *** *** *** *** 0.50 ***
20170115 14:36:00 * Metop-A ASCAT 27.8 9.28 108.81 9.29 108.82 0.17 0.49 *** ***
20170115 14:30:00 Geo NearIR 27.9 *** *** *** *** *** *** 0.90 ***
20170115 14:30:00 Geo IR 27.9 *** *** *** *** *** *** 0.90 ***
20170115 13:51:00 * Metop-B ASCAT 28.5 9.28 108.97 9.25 108.92 0.17 0.49 *** ***
20170115 11:30:00 Geo NearIR 30.0 *** *** *** *** *** *** 1.00 ***
20170115 11:30:00 Geo IR 30.0 *** *** *** *** *** *** 0.30 ***
20170115 11:26:16 SSMIS-17 85-92GHz 30.0 9.85 108.85 9.85 108.84 0.38 1.07 0.80 31.7
20170115 08:30:00 Geo Vis 30.0 *** *** *** *** *** *** 0.20 ***
20170115 08:30:00 Geo NearIR 30.0 9.21 109.81 9.21 109.81 2.06 5.82 0.30 ***
20170115 08:30:00 Geo IR 30.0 *** *** *** *** *** *** 1.00 ***
20170115 05:30:00 Geo Vis 30.0 *** *** *** *** *** *** 0.70 ***
20170115 05:30:00 Geo NearIR 30.0 8.79 109.50 8.79 109.50 1.36 3.84 0.20 ***
20170115 05:30:00 Geo IR 30.0 9.04 109.29 9.04 109.29 1.40 3.97 0.50 13.3
20170115 02:45:00 * Metop-B ASCAT 30.0 9.48 109.78 9.46 109.80 0.18 0.51 *** ***
20170115 02:30:00 Geo Vis 30.0 9.06 109.44 9.06 109.44 1.64 4.64 0.10 ***
20170115 02:30:00 Geo NearIR 30.0 *** *** *** *** *** *** 0.10 ***
20170115 02:30:00 Geo IR 30.0 8.56 109.19 8.56 109.19 1.28 3.61 0.90 30.8
20170115 01:56:39 GMI 85-92GHz 30.0 9.57 109.73 9.61 109.69 0.54 1.54 2.40 0.9
20170115 01:56:39 GMI 37GHz 30.0 9.27 109.78 9.31 109.74 0.36 1.00 2.90 ***
20170115 01:54:00 * Metop-A ASCAT 30.0 9.47 109.83 9.51 109.79 0.17 0.47 *** ***
20170115 01:51:00 * Metop-A ASCAT 30.0 9.47 109.78 9.51 109.74 0.17 0.47 *** ***
20170114 23:30:00 Geo Vis 30.0 *** *** *** *** *** *** 0.10 ***
20170114 23:30:00 Geo NearIR 30.0 *** *** *** *** *** *** 0.10 ***
20170114 23:30:00 Geo IR 30.0 9.80 110.25 9.80 110.25 3.36 9.49 0.40 10.0
20170114 20:30:00 Geo NearIR 29.7 9.63 110.65 9.63 110.65 3.36 9.49 1.00 ***
20170114 20:30:00 Geo IR 29.7 *** *** *** *** *** *** 1.00 ***
20170114 17:30:00 Geo NearIR 29.5 9.90 110.71 9.90 110.71 3.36 9.49 0.10 ***
20170114 17:30:00 Geo IR 29.5 9.90 111.24 9.90 111.24 3.36 9.49 0.40 0.3
20170114 14:30:00 Geo NearIR 29.3 9.61 110.65 9.61 110.65 1.86 5.27 0.90 ***
20170114 14:30:00 Geo IR 29.3 9.48 110.65 9.48 110.65 3.36 9.49 0.10 2.6
20170114 11:30:00 Geo NearIR 29.1 9.81 110.94 9.81 110.94 3.36 9.49 0.20 ***
20170114 11:30:00 Geo IR 29.1 10.49 110.91 10.49 110.91 3.36 9.49 0.60 4.7
20170114 08:30:00 * Geo Vis 28.9 10.69 111.64 10.69 111.64 0.66 1.87 0.30 ***
20170114 08:30:00 Geo NearIR 28.9 10.67 111.28 10.67 111.28 0.85 2.39 1.00 ***
20170114 08:30:00 Geo IR 28.9 10.69 111.69 10.69 111.69 1.24 3.51 1.00 2.0
20170114 05:30:00 * Geo Vis 28.7 10.05 111.12 10.05 111.12 0.52 1.46 0.30 ***
20170114 05:30:00 Geo NearIR 28.7 10.30 111.40 10.30 111.40 3.36 9.49 0.40 ***
20170114 05:30:00 Geo IR 28.7 10.65 111.83 10.65 111.83 1.24 3.52 0.70 3.3
20170114 02:30:00 * Geo Vis 28.4 10.18 111.25 10.18 111.25 0.23 0.66 0.40 ***
20170114 02:30:00 Geo NearIR 28.4 *** *** *** *** *** *** 0.70 ***
20170114 02:30:00 Geo IR 28.4 *** *** *** *** *** *** 0.50 ***
20170110 10:51:25 SSMIS-17 85-92GHz 22.1 *** *** *** *** *** *** 3.00 ***
20170110 06:16:26 * SSMI-15 85-92GHz 21.8 10.18 120.69 10.19 120.79 0.52 1.48 1.80 1.0
20170110 05:30:00 Geo Vis 21.7 *** *** *** *** *** *** 0.20 ***
20170110 05:30:00 Geo NearIR 21.7 *** *** *** *** *** *** 0.90 ***
20170110 05:30:00 Geo IR 21.7 *** *** *** *** *** *** 0.70 ***
20170110 05:07:39 AMSR2 85-92GHz 21.7 *** *** *** *** *** *** 2.70 ***
20170110 05:07:39 * AMSR2 37GHz 21.7 10.89 120.79 10.89 120.74 0.58 1.63 2.30 ***
20170110 02:30:00 Geo Vis 21.5 11.14 121.17 11.14 121.17 0.67 1.89 0.40 ***
20170110 02:30:00 Geo NearIR 21.5 11.37 120.97 11.37 120.97 2.49 7.04 0.20 ***
20170110 02:30:00 Geo IR 21.5 *** *** *** *** *** *** 0.60 ***
20170110 01:54:00 Metop-A ASCAT 21.4 10.38 121.60 10.37 121.53 3.36 9.49 *** ***
20170110 01:09:00 Metop-B ASCAT 21.4 10.28 121.50 10.27 121.32 1.09 3.09 *** ***
20170109 23:30:00 Geo Vis 21.3 *** *** *** *** *** *** 0.40 ***
20170109 23:30:00 Geo NearIR 21.3 10.25 122.80 10.25 122.80 3.36 9.49 0.80 ***
20170109 23:30:00 Geo IR 21.3 10.30 122.62 10.30 122.62 1.72 4.87 0.90 8.8
20170109 22:39:19 SSMIS-18 85-92GHz 21.2 *** *** *** *** *** *** 2.30 ***
20170109 22:01:51 * SSMIS-17 85-92GHz 21.2 10.72 122.36 10.70 122.17 0.50 1.42 1.60 0.6
20170109 20:30:00 Geo NearIR 21.1 10.49 122.41 10.49 122.41 1.69 4.77 0.30 ***
20170109 20:30:00 Geo IR 21.1 10.46 122.77 10.46 122.77 1.56 4.40 0.60 21.7
20170109 19:59:11 * SSMIS-16 85-92GHz 21.0 10.29 122.45 10.29 122.38 0.52 1.46 2.60 1.7
20170109 17:30:00 Geo NearIR 20.8 *** *** *** *** *** *** 0.60 ***
20170109 17:30:00 Geo IR 20.8 9.47 123.59 9.47 123.59 3.36 9.49 1.00 0.2
20170109 15:41:39 GMI 85-92GHz 20.7 *** *** *** *** *** *** 3.00 ***
20170109 15:41:39 GMI 37GHz 20.7 *** *** *** *** *** *** 3.00 ***
20170109 14:30:00 Geo NearIR 20.6 9.55 123.02 9.55 123.02 1.97 5.57 0.10 ***
20170109 14:30:00 Geo IR 20.6 9.65 122.92 9.65 122.92 3.36 9.49 0.20 8.4
20170109 13:21:00 * Metop-A ASCAT 20.5 9.12 124.39 9.10 124.24 0.37 1.04 *** ***
20170109 12:36:00 Metop-B ASCAT 20.5 9.17 124.54 9.19 124.69 0.68 1.91 *** ***
20170109 11:30:00 Geo NearIR 20.4 *** *** *** *** *** *** 0.50 ***
20170109 11:30:00 Geo IR 20.4 *** *** *** *** *** *** 0.40 ***
20170109 10:00:34 SSMIS-18 85-92GHz 20.3 *** *** *** *** *** *** 3.00 ***
20170109 08:30:00 Geo Vis 20.0 10.92 123.78 10.92 123.78 1.65 4.68 0.10 ***
20170109 08:30:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.50 ***
20170109 08:30:00 Geo IR 20.0 *** *** *** *** *** *** 0.20 ***
20170109 07:20:56 SSMIS-16 85-92GHz 20.0 *** *** *** *** *** *** 3.00 ***
20170109 06:32:24 SSMI-15 85-92GHz 20.0 *** *** *** *** *** *** 3.00 ***
20170109 05:30:00 Geo Vis 20.4 8.81 124.26 8.81 124.26 0.65 1.83 1.00 ***
20170109 05:30:00 Geo NearIR 20.4 *** *** *** *** *** *** 0.20 ***
20170109 05:30:00 Geo IR 20.4 *** *** *** *** *** *** 0.20 ***
20170109 02:30:00 Geo Vis 22.9 *** *** *** *** *** *** 0.20 ***
20170109 02:30:00 Geo NearIR 22.9 *** *** *** *** *** *** 0.50 ***
20170109 02:30:00 Geo IR 22.9 *** *** *** *** *** *** 0.30 ***
20170109 02:26:40 GMI 85-92GHz 23.0 *** *** *** *** *** *** 3.00 ***
20170109 02:26:40 GMI 37GHz 23.0 9.43 124.84 9.43 124.83 0.35 0.99 3.00 ***
20170109 01:30:00 * Metop-B ASCAT 23.8 9.99 124.90 9.97 124.72 0.30 0.85 *** ***
20170109 00:36:00 Metop-A ASCAT 25.0 *** *** *** *** *** *** *** ***
20170108 23:30:00 Geo Vis 25.4 *** *** *** *** *** *** 0.10 ***
20170108 23:30:00 Geo NearIR 25.4 8.95 126.02 8.95 126.02 1.05 2.96 0.40 ***
20170108 23:30:00 Geo IR 25.4 *** *** *** *** *** *** 0.10 ***
20170108 22:51:31 SSMIS-18 85-92GHz 26.0 *** *** *** *** *** *** 3.00 ***
20170108 22:14:48 SSMIS-17 85-92GHz 26.5 *** *** *** *** *** *** 3.00 ***
20170108 20:30:00 Geo NearIR 27.9 *** *** *** *** *** *** 0.20 ***
20170108 20:30:00 Geo IR 27.9 *** *** *** *** *** *** 0.20 ***
20170108 20:12:19 SSMIS-16 85-92GHz 28.2 *** *** *** *** *** *** 3.00 ***
20170108 17:35:45 AMSR2 85-92GHz 30.0 *** *** *** *** *** *** 1.70 ***
20170108 17:35:45 * AMSR2 37GHz 30.0 9.94 125.46 9.93 125.46 0.56 1.57 0.20 ***
20170108 17:30:00 Geo NearIR 30.0 *** *** *** *** *** *** 0.70 ***
20170108 17:30:00 Geo IR 30.0 *** *** *** *** *** *** 0.20 ***
20170108 14:30:00 Geo NearIR 30.0 *** *** *** *** *** *** 0.10 ***
20170108 14:30:00 Geo IR 30.0 9.98 124.80 9.98 124.80 3.36 9.49 0.10 1.0
20170108 11:30:00 Geo NearIR 29.6 *** *** *** *** *** *** 0.10 ***
20170108 11:30:00 Geo IR 29.6 10.05 124.74 10.05 124.74 3.36 9.49 0.10 0.1
20170108 10:12:41 SSMIS-18 85-92GHz 28.5 10.12 126.27 10.17 126.19 0.54 1.52 3.00 0.0
20170108 09:36:41 * SSMIS-17 85-92GHz 28.0 10.16 126.42 10.13 126.52 0.49 1.39 3.00 0.0
20170108 08:30:00 Geo Vis 27.1 *** *** *** *** *** *** 0.20 ***
20170108 08:30:00 Geo NearIR 27.1 *** *** *** *** *** *** 0.90 ***
20170108 08:30:00 Geo IR 27.1 *** *** *** *** *** *** 1.00 ***
20170108 07:33:42 SSMIS-16 85-92GHz 26.3 *** *** *** *** *** *** 3.00 ***
20170108 05:30:00 Geo Vis 25.0 *** *** *** *** *** *** 0.10 ***
20170108 05:30:00 Geo NearIR 25.0 10.08 124.92 10.08 124.92 0.69 1.95 0.90 ***
20170108 05:30:00 Geo IR 25.0 *** *** *** *** *** *** 1.00 ***
20170108 05:19:37 AMSR2 85-92GHz 25.0 9.22 126.95 9.23 126.93 0.37 1.05 2.90 6.5
20170108 05:19:37 * AMSR2 37GHz 25.0 9.57 127.15 9.58 127.13 0.20 0.55 2.30 ***
20170108 02:30:00 Geo Vis 25.0 *** *** *** *** *** *** 0.90 ***
20170108 02:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.20 ***
20170108 02:30:00 Geo IR 25.0 *** *** *** *** *** *** 0.40 ***
20170108 00:57:00 Metop-A ASCAT 25.0 *** *** *** *** *** *** *** ***
20170107 23:30:00 Geo Vis 25.0 *** *** *** *** *** *** 0.10 ***
20170107 23:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.30 ***
20170107 23:30:00 Geo IR 25.0 *** *** *** *** *** *** 0.30 ***
20170107 22:28:36 * SSMIS-17 85-92GHz 25.0 9.67 127.46 9.76 127.39 0.26 0.75 3.00 0.0
20170107 20:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.70 ***
20170107 20:30:00 Geo IR 25.0 *** *** *** *** *** *** 0.10 ***
20170107 17:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.90 ***
20170107 17:30:00 Geo IR 25.0 *** *** *** *** *** *** 1.00 ***
20170107 16:53:20 AMSR2 85-92GHz 25.0 7.84 127.56 7.90 127.53 0.39 1.10 3.00 7.8
20170107 16:53:20 * AMSR2 37GHz 25.0 8.29 128.11 8.35 128.08 0.25 0.70 1.80 ***

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

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