-- 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
20180914 18:35:22 * AMSR2 85-92GHz 15.0 22.43 102.79 22.37 102.97 0.51 1.45 1.20 0.4
20180914 18:35:22 AMSR2 37GHz 15.0 23.43 103.34 23.37 103.51 0.52 1.48 0.20 ***
20180914 17:30:00 Geo NearIR 15.0 *** *** *** *** *** *** 0.10 ***
20180914 17:30:00 Geo IR 15.0 22.22 104.84 22.22 104.84 3.36 9.49 0.80 11.0
20180914 14:30:00 Geo NearIR 15.0 *** *** *** *** *** *** 1.00 ***
20180914 14:30:00 Geo IR 15.0 22.33 104.91 22.33 104.91 3.36 9.49 0.30 3.8
20180914 11:30:00 Geo NearIR 15.0 21.70 105.43 21.70 105.43 1.61 4.56 1.00 ***
20180914 11:30:00 Geo IR 15.0 *** *** *** *** *** *** 1.00 ***
20180914 11:28:04 SSMIS-17 85-92GHz 15.0 22.39 104.11 22.40 104.10 0.46 1.29 2.80 0.7
20180914 10:44:17 * SSMIS-18 85-92GHz 15.0 22.01 104.93 22.05 104.80 0.41 1.17 2.20 1.2
20180914 08:30:00 Geo Vis 15.0 *** *** *** *** *** *** 0.10 ***
20180914 08:30:00 Geo NearIR 15.0 22.30 105.40 22.30 105.40 3.36 9.49 0.10 ***
20180914 08:30:00 Geo IR 15.0 *** *** *** *** *** *** 0.50 ***
20180914 08:28:10 SSMIS-16 85-92GHz 15.0 *** *** *** *** *** *** 0.10 ***
20180914 06:25:56 AMSR2 85-92GHz 15.0 *** *** *** *** *** *** 0.50 ***
20180914 06:25:56 * AMSR2 37GHz 15.0 22.57 105.30 22.53 105.47 0.49 1.40 0.20 ***
20180914 06:06:39 GMI 85-92GHz 15.0 22.15 105.09 22.13 105.20 0.60 1.69 1.00 0.2
20180914 06:06:39 GMI 37GHz 15.0 *** *** *** *** *** *** 0.20 ***
20180914 05:30:00 Geo Vis 15.3 *** *** *** *** *** *** 0.10 ***
20180914 05:30:00 Geo NearIR 15.3 *** *** *** *** *** *** 0.10 ***
20180914 05:30:00 Geo IR 15.3 21.28 106.79 21.28 106.79 3.36 9.49 0.80 9.8
20180914 02:30:00 Geo Vis 16.9 *** *** *** *** *** *** 0.50 ***
20180914 02:30:00 Geo NearIR 16.9 *** *** *** *** *** *** 0.20 ***
20180914 02:30:00 Geo IR 16.9 21.83 106.90 21.83 106.90 3.36 9.49 0.50 1.7
20180914 00:13:01 SSMIS-17 85-92GHz 18.2 *** *** *** *** *** *** 1.40 ***
20180913 23:30:00 Geo Vis 18.6 *** *** *** *** *** *** 0.40 ***
20180913 23:30:00 Geo NearIR 18.6 22.06 106.62 22.06 106.62 3.36 9.49 0.10 ***
20180913 23:30:00 Geo IR 18.6 22.08 107.91 22.08 107.91 3.36 9.49 0.40 5.8
20180913 23:28:42 SSMIS-18 85-92GHz 18.6 *** *** *** *** *** *** 3.00 ***
20180913 21:12:45 * SSMIS-16 85-92GHz 19.9 22.41 106.61 22.38 106.73 0.41 1.17 2.20 3.8
20180913 20:30:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.10 ***
20180913 20:30:00 Geo IR 20.0 *** *** *** *** *** *** 0.90 ***
20180913 17:30:00 Geo NearIR 20.4 21.81 107.58 21.81 107.58 1.86 5.25 0.10 ***
20180913 17:30:00 Geo IR 20.4 *** *** *** *** *** *** 1.00 ***
20180913 14:30:00 Geo NearIR 22.9 *** *** *** *** *** *** 0.50 ***
20180913 14:30:00 Geo IR 22.9 *** *** *** *** *** *** 0.60 ***
20180913 11:41:12 SSMIS-17 85-92GHz 25.3 *** *** *** *** *** *** 3.00 ***
20180913 11:30:00 Geo NearIR 25.4 21.33 106.71 21.33 106.71 3.36 9.49 0.60 ***
20180913 11:30:00 Geo IR 25.4 20.23 109.51 20.23 109.51 3.36 9.49 0.90 2.0
20180913 08:40:45 * SSMIS-16 85-92GHz 27.8 21.58 108.73 21.60 108.77 0.60 1.71 1.10 0.1
20180913 08:30:00 Geo Vis 27.9 20.32 109.71 20.32 109.71 3.36 9.49 0.30 ***
20180913 08:30:00 Geo NearIR 27.9 *** *** *** *** *** *** 0.40 ***
20180913 08:30:00 Geo IR 27.9 *** *** *** *** *** *** 0.20 ***
20180913 05:42:44 * AMSR2 85-92GHz 30.2 21.55 109.49 21.55 109.53 0.32 0.92 0.80 2.2
20180913 05:42:44 AMSR2 37GHz 30.2 *** *** *** *** *** *** 0.90 ***
20180913 05:30:00 Geo Vis 30.4 19.45 109.31 19.45 109.31 0.35 1.00 0.40 ***
20180913 05:30:00 Geo NearIR 30.4 *** *** *** *** *** *** 0.20 ***
20180913 05:30:00 Geo IR 30.4 *** *** *** *** *** *** 0.10 ***
20180913 05:26:40 GMI 85-92GHz 30.5 *** *** *** *** *** *** 3.00 ***
20180913 05:26:40 GMI 37GHz 30.5 *** *** *** *** *** *** 3.00 ***
20180913 02:30:00 * Geo Vis 32.9 20.15 111.55 20.15 111.55 0.29 0.82 0.30 ***
20180913 02:30:00 Geo NearIR 32.9 *** *** *** *** *** *** 0.40 ***
20180913 02:30:00 Geo IR 32.9 *** *** *** *** *** *** 0.30 ***
20180912 23:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.70 ***
20180912 23:30:00 Geo NearIR 35.0 20.74 109.86 20.74 109.86 1.78 5.03 0.20 ***
20180912 23:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20180912 20:30:00 Geo NearIR 35.0 20.43 111.15 20.43 111.15 0.43 1.21 0.10 ***
20180912 20:30:00 Geo IR 35.0 20.48 111.01 20.48 111.01 0.86 2.44 0.10 20.3
20180912 17:30:00 * Geo NearIR 35.4 20.20 111.79 20.20 111.79 0.31 0.88 0.10 ***
20180912 17:30:00 Geo IR 35.4 *** *** *** *** *** *** 0.20 ***
20180912 16:06:39 * GMI 85-92GHz 36.6 20.92 112.36 20.90 112.06 0.25 0.70 0.70 60.1
20180912 16:06:39 GMI 37GHz 36.6 20.72 112.52 20.70 112.22 0.52 1.46 0.60 ***
20180912 14:30:00 Geo NearIR 37.9 *** *** *** *** *** *** 0.70 ***
20180912 14:30:00 Geo IR 37.9 *** *** *** *** *** *** 0.60 ***
20180912 11:30:00 * Geo NearIR 40.0 20.20 113.27 20.20 113.27 0.75 2.13 0.60 ***
20180912 11:30:00 Geo IR 40.0 *** *** *** *** *** *** 0.80 ***
20180912 10:12:27 SSMIS-17 85-92GHz 40.0 *** *** *** *** *** *** 3.00 ***
20180912 09:24:47 SSMIS-18 85-92GHz 40.0 *** *** *** *** *** *** 3.00 ***
20180912 08:30:00 Geo Vis 40.0 *** *** *** *** *** *** 0.90 ***
20180912 08:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.90 ***
20180912 08:30:00 Geo IR 40.0 *** *** *** *** *** *** 0.90 ***
20180912 05:30:00 Geo Vis 40.0 *** *** *** *** *** *** 0.20 ***
20180912 05:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.90 ***
20180912 05:30:00 Geo IR 40.0 *** *** *** *** *** *** 1.00 ***
20180912 02:30:00 * Geo Vis 40.0 20.88 115.05 20.88 115.05 0.70 1.99 0.30 ***
20180912 02:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.10 ***
20180912 02:30:00 Geo IR 40.0 *** *** *** *** *** *** 1.00 ***
20180911 23:30:00 Geo Vis 40.0 20.30 115.49 20.30 115.49 3.36 9.49 0.10 ***
20180911 23:30:00 * Geo NearIR 40.0 20.10 115.79 20.10 115.79 0.48 1.36 0.60 ***
20180911 23:30:00 Geo IR 40.0 19.92 115.73 19.92 115.73 3.36 9.49 0.10 0.3
20180911 22:58:47 * SSMIS-17 85-92GHz 40.0 20.78 115.54 20.81 115.47 0.40 1.14 0.10 1.9
20180911 22:12:40 SSMIS-18 85-92GHz 40.0 20.86 115.07 20.91 114.88 0.49 1.37 1.30 3.7
20180911 20:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.30 ***
20180911 20:30:00 Geo IR 40.0 *** *** *** *** *** *** 1.00 ***
20180911 19:58:00 * SSMIS-16 85-92GHz 40.0 21.05 116.30 21.07 116.23 0.40 1.12 1.30 3.5
20180911 18:04:48 * AMSR2 85-92GHz 40.0 20.85 116.40 20.85 116.46 0.38 1.06 0.90 5.5
20180911 18:04:48 AMSR2 37GHz 40.0 20.80 116.45 20.80 116.51 0.52 1.48 0.50 ***
20180911 17:30:00 Geo NearIR 39.6 *** *** *** *** *** *** 0.10 ***
20180911 17:30:00 Geo IR 39.6 *** *** *** *** *** *** 0.10 ***
20180911 14:30:00 Geo NearIR 37.1 19.75 117.23 19.75 117.23 0.74 2.10 0.10 ***
20180911 14:30:00 Geo IR 37.1 19.65 117.07 19.65 117.07 3.36 9.49 0.40 0.6
20180911 11:30:00 * Geo NearIR 35.0 19.98 117.38 19.98 117.38 0.36 1.01 0.50 ***
20180911 11:30:00 Geo IR 35.0 19.86 117.54 19.86 117.54 1.40 3.97 0.10 5.0
20180911 10:26:00 * SSMIS-17 85-92GHz 35.0 21.00 117.37 20.96 117.20 0.30 0.86 1.20 12.0
20180911 09:37:48 SSMIS-18 85-92GHz 35.0 21.05 117.29 21.14 117.50 0.37 1.03 1.40 3.4
20180911 08:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.30 ***
20180911 08:30:00 Geo NearIR 35.0 19.99 117.74 19.99 117.74 0.90 2.56 0.30 ***
20180911 08:30:00 Geo IR 35.0 20.04 117.66 20.04 117.66 3.36 9.49 0.10 8.6
20180911 07:25:28 SSMIS-16 85-92GHz 35.0 21.00 117.61 20.93 117.41 0.40 1.14 1.20 2.8
20180911 05:54:37 AMSR2 85-92GHz 35.0 20.80 117.64 20.80 117.70 0.52 1.47 1.60 2.8
20180911 05:54:37 AMSR2 37GHz 35.0 21.05 118.18 21.05 118.23 0.19 0.54 1.70 ***
20180911 05:36:39 GMI 85-92GHz 35.0 20.80 117.73 20.80 117.75 0.35 0.99 1.50 7.7
20180911 05:36:39 * GMI 37GHz 35.0 20.95 118.11 20.95 118.12 0.18 0.49 1.50 ***
20180911 05:30:00 Geo Vis 35.0 20.52 118.15 20.52 118.15 0.25 0.70 0.10 ***
20180911 05:30:00 * Geo NearIR 35.0 20.07 118.17 20.07 118.17 0.17 0.49 0.30 ***
20180911 05:30:00 Geo IR 35.0 20.17 118.23 20.17 118.23 0.33 0.92 0.30 12.3
20180911 02:30:00 * Geo Vis 35.0 20.43 118.34 20.43 118.34 0.19 0.54 0.10 ***
20180911 02:30:00 Geo NearIR 35.0 20.15 118.45 20.15 118.45 0.30 0.84 0.70 ***
20180911 02:30:00 Geo IR 35.0 20.23 118.29 20.23 118.29 2.02 5.72 0.10 2.5
20180910 23:30:00 Geo Vis 35.0 19.51 118.92 19.51 118.92 1.12 3.17 0.10 ***
20180910 23:30:00 Geo NearIR 35.0 20.23 118.66 20.23 118.66 0.40 1.14 0.40 ***
20180910 23:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.30 ***
20180910 23:11:43 SSMIS-17 85-92GHz 35.0 20.41 118.20 20.41 118.15 0.48 1.36 0.70 1.9
20180910 22:24:48 SSMIS-18 85-92GHz 35.0 20.75 118.46 20.71 118.26 0.50 1.42 0.10 3.9
20180910 20:30:00 Geo NearIR 35.0 20.62 118.99 20.62 118.99 0.42 1.18 0.10 ***
20180910 20:30:00 Geo IR 35.0 18.97 119.58 18.97 119.58 0.77 2.18 0.40 58.2
20180910 20:10:38 * SSMIS-16 85-92GHz 35.0 20.82 118.88 20.79 118.81 0.39 1.11 2.80 0.6
20180910 17:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20180910 17:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20180910 17:21:37 * AMSR2 85-92GHz 35.0 20.98 120.01 20.97 119.98 0.46 1.31 0.60 8.3
20180910 17:21:37 AMSR2 37GHz 35.0 *** *** *** *** *** *** 0.60 ***
20180910 16:16:40 GMI 85-92GHz 35.0 *** *** *** *** *** *** 0.90 ***
20180910 16:16:40 GMI 37GHz 35.0 *** *** *** *** *** *** 0.40 ***
20180910 14:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20180910 14:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20180910 11:30:00 Geo NearIR 35.0 20.00 120.90 20.00 120.90 3.36 9.49 0.20 ***
20180910 11:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20180910 10:39:32 SSMIS-17 85-92GHz 35.0 *** *** *** *** *** *** 1.10 ***
20180910 09:52:26 * SSMIS-18 85-92GHz 35.0 21.95 120.30 21.95 120.32 0.50 1.43 2.00 2.7
20180910 08:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.20 ***
20180910 08:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20180910 08:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20180910 07:38:25 SSMIS-16 85-92GHz 35.0 *** *** *** *** *** *** 0.70 ***
20180910 05:30:00 Geo Vis 34.6 *** *** *** *** *** *** 0.10 ***
20180910 05:30:00 Geo NearIR 34.6 *** *** *** *** *** *** 1.00 ***
20180910 05:30:00 Geo IR 34.6 *** *** *** *** *** *** 0.30 ***
20180910 05:11:38 * AMSR2 85-92GHz 34.3 21.86 120.89 21.85 120.87 0.36 1.02 0.70 2.4
20180910 05:11:38 AMSR2 37GHz 34.3 *** *** *** *** *** *** 0.60 ***
20180910 02:30:00 Geo Vis 32.1 *** *** *** *** *** *** 0.70 ***
20180910 02:30:00 Geo NearIR 32.1 20.37 122.48 20.37 122.48 0.61 1.72 1.00 ***
20180910 02:30:00 Geo IR 32.1 *** *** *** *** *** *** 0.40 ***
20180909 23:30:00 Geo Vis 29.6 *** *** *** *** *** *** 0.20 ***
20180909 23:30:00 Geo NearIR 29.6 20.38 122.36 20.38 122.36 1.22 3.43 0.10 ***
20180909 23:30:00 Geo IR 29.6 *** *** *** *** *** *** 0.40 ***
20180909 20:30:00 Geo NearIR 27.1 *** *** *** *** *** *** 0.20 ***
20180909 20:30:00 Geo IR 27.1 *** *** *** *** *** *** 0.40 ***
20180909 20:23:29 * SSMIS-16 85-92GHz 27.0 21.62 121.44 21.62 121.42 0.43 1.21 1.20 5.1
20180909 17:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.50 ***
20180909 17:30:00 Geo IR 25.0 22.02 120.87 22.02 120.87 3.36 9.49 0.80 11.1

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

This page automatically updates every 5 minutes