-- 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
20191207 11:30:00 Geo Vis 25.6 *** *** *** *** *** *** 0.10 ***
20191207 11:30:00 Geo NearIR 25.6 *** *** *** *** *** *** 0.30 ***
20191207 11:30:00 Geo IR 25.6 6.10 46.88 6.10 46.88 3.36 9.49 0.50 5.4
20191207 10:24:23 * AMSR2 85-92GHz 26.8 7.18 48.22 7.12 48.04 0.42 1.19 2.90 6.1
20191207 10:24:23 AMSR2 37GHz 26.8 8.33 48.22 8.27 48.04 0.45 1.28 0.60 ***
20191207 09:06:40 GMI 85-92GHz 28.2 7.05 48.43 7.08 48.54 0.55 1.55 2.90 2.8
20191207 09:06:40 GMI 37GHz 28.2 *** *** *** *** *** *** 0.10 ***
20191207 08:30:00 Geo Vis 28.9 6.68 46.82 6.68 46.82 0.65 1.85 0.10 ***
20191207 08:30:00 Geo NearIR 28.9 *** *** *** *** *** *** 0.80 ***
20191207 08:30:00 Geo IR 28.9 *** *** *** *** *** *** 0.10 ***
20191207 05:30:00 Geo Vis 32.2 *** *** *** *** *** *** 0.70 ***
20191207 05:30:00 Geo NearIR 32.2 6.90 47.52 6.90 47.52 2.69 7.60 0.30 ***
20191207 05:30:00 Geo IR 32.2 *** *** *** *** *** *** 0.10 ***
20191207 03:08:56 * SSMIS-17 85-92GHz 34.8 7.89 49.02 7.94 49.13 0.50 1.42 1.80 1.5
20191207 02:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.10 ***
20191207 02:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.70 ***
20191207 01:49:37 SSMIS-18 85-92GHz 35.0 *** *** *** *** *** *** 0.60 ***
20191207 00:46:34 * SSMIS-16 85-92GHz 35.0 7.88 49.57 7.90 49.78 0.30 0.85 0.30 6.2
20191206 23:30:00 Geo NearIR 35.8 *** *** *** *** *** *** 0.10 ***
20191206 23:30:00 Geo IR 35.8 *** *** *** *** *** *** 1.00 ***
20191206 21:58:41 AMSR2 85-92GHz 38.4 7.70 50.49 7.70 50.73 0.52 1.47 1.90 2.3
20191206 21:58:41 AMSR2 37GHz 38.4 7.45 50.59 7.45 50.83 0.45 1.28 0.40 ***
20191206 21:36:39 GMI 85-92GHz 39.0 *** *** *** *** *** *** 3.00 ***
20191206 21:36:39 GMI 37GHz 39.0 *** *** *** *** *** *** 3.00 ***
20191206 20:30:00 Geo NearIR 40.8 *** *** *** *** *** *** 0.20 ***
20191206 20:30:00 Geo IR 40.8 *** *** *** *** *** *** 1.00 ***
20191206 18:24:00 Metop-B ASCAT 45.0 *** *** *** *** *** *** *** ***
20191206 17:30:00 * Geo NearIR 44.2 8.11 50.76 8.11 50.76 0.41 1.15 0.10 ***
20191206 17:30:00 Geo IR 44.2 *** *** *** *** *** *** 0.30 ***
20191206 17:12:00 * Metop-A ASCAT 43.7 8.22 50.84 8.24 50.79 0.18 0.51 *** ***
20191206 17:09:00 Metop-A ASCAT 43.6 8.22 50.85 8.24 50.79 0.19 0.54 *** ***
20191206 14:30:00 Geo NearIR 39.2 *** *** *** *** *** *** 0.20 ***
20191206 14:30:00 Geo IR 39.2 *** *** *** *** *** *** 0.60 ***
20191206 13:09:29 SSMIS-18 85-92GHz 36.9 7.41 50.87 7.58 50.62 0.56 1.58 3.00 0.0
20191206 12:07:02 SSMIS-16 85-92GHz 35.0 7.19 51.22 7.20 51.35 0.62 1.76 1.50 0.1
20191206 11:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.20 ***
20191206 11:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20191206 11:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20191206 09:41:26 AMSR2 85-92GHz 35.0 7.16 51.58 7.23 51.87 0.45 1.26 0.10 2.9
20191206 09:41:26 AMSR2 37GHz 35.0 7.56 51.22 7.63 51.52 0.39 1.09 0.60 ***
20191206 08:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.30 ***
20191206 08:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20191206 08:30:00 Geo IR 35.0 7.76 50.90 7.76 50.90 1.61 4.56 0.50 4.8
20191206 06:06:00 Metop-A ASCAT 35.0 *** *** *** *** *** *** *** ***
20191206 05:39:00 * Metop-B ASCAT 35.0 7.72 52.91 7.72 52.91 0.14 0.40 *** ***
20191206 05:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.20 ***
20191206 05:30:00 Geo NearIR 35.0 8.45 53.95 8.45 53.95 3.36 9.49 0.30 ***
20191206 05:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.50 ***
20191206 03:22:02 * SSMIS-17 85-92GHz 35.0 7.54 52.14 7.57 52.15 0.33 0.93 2.00 7.2
20191206 02:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.40 ***
20191206 02:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20191206 02:01:59 SSMIS-18 85-92GHz 35.0 *** *** *** *** *** *** 2.40 ***
20191206 00:59:39 SSMIS-16 85-92GHz 35.0 *** *** *** *** *** *** 2.50 ***
20191205 23:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.70 ***
20191205 23:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.90 ***
20191205 20:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20191205 20:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.50 ***
20191205 17:33:00 * Metop-A ASCAT 35.4 8.45 54.16 8.45 54.17 0.14 0.40 *** ***
20191205 17:30:00 Metop-A ASCAT 35.4 8.40 54.07 8.40 54.07 0.14 0.40 *** ***
20191205 17:30:00 Geo NearIR 35.4 *** *** *** *** *** *** 0.90 ***
20191205 17:30:00 Geo IR 35.4 *** *** *** *** *** *** 0.90 ***
20191205 14:43:13 * SSMIS-17 85-92GHz 37.7 8.75 54.43 8.79 54.45 0.25 0.71 2.80 4.0
20191205 14:30:00 Geo NearIR 37.9 *** *** *** *** *** *** 0.10 ***
20191205 14:30:00 Geo IR 37.9 *** *** *** *** *** *** 0.10 ***
20191205 13:22:22 * SSMIS-18 85-92GHz 38.9 9.18 54.78 8.99 54.66 0.30 0.86 1.80 4.5
20191205 12:20:21 SSMIS-16 85-92GHz 40.0 8.94 54.90 8.97 55.02 0.41 1.15 2.60 4.4
20191205 11:30:00 Geo Vis 40.0 *** *** *** *** *** *** 0.10 ***
20191205 11:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.20 ***
20191205 11:30:00 Geo IR 40.0 *** *** *** *** *** *** 0.30 ***
20191205 09:16:40 * GMI 85-92GHz 40.0 9.50 54.84 9.51 54.99 0.38 1.07 0.90 4.4
20191205 09:16:40 GMI 37GHz 40.0 9.50 55.14 9.51 55.30 0.54 1.53 0.30 ***
20191205 08:30:00 Geo Vis 40.0 *** *** *** *** *** *** 0.10 ***
20191205 08:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.40 ***
20191205 08:30:00 Geo IR 40.0 *** *** *** *** *** *** 0.20 ***
20191205 06:00:00 Metop-B ASCAT 40.0 *** *** *** *** *** *** *** ***
20191205 05:30:00 Geo Vis 40.0 *** *** *** *** *** *** 0.80 ***
20191205 05:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.30 ***
20191205 05:30:00 Geo IR 40.0 *** *** *** *** *** *** 0.40 ***
20191205 04:48:00 * Metop-A ASCAT 40.0 9.37 55.97 9.36 55.93 0.35 0.99 *** ***
20191205 04:45:00 Metop-A ASCAT 40.0 9.37 55.97 9.36 55.93 0.35 1.00 *** ***
20191205 02:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.20 ***
20191205 02:30:00 Geo IR 40.0 *** *** *** *** *** *** 0.30 ***
20191204 23:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.90 ***
20191204 23:30:00 Geo IR 40.0 *** *** *** *** *** *** 1.00 ***
20191204 22:10:27 AMSR2 85-92GHz 40.0 9.92 55.80 10.04 55.67 0.49 1.39 1.60 4.6
20191204 22:10:27 AMSR2 37GHz 40.0 *** *** *** *** *** *** 1.50 ***
20191204 21:46:39 GMI 85-92GHz 40.0 *** *** *** *** *** *** 1.70 ***
20191204 21:46:39 * GMI 37GHz 40.0 8.87 56.75 8.65 56.89 0.19 0.54 1.30 ***
20191204 20:30:00 Geo NearIR 40.0 *** *** *** *** *** *** 0.10 ***
20191204 20:30:00 Geo IR 40.0 *** *** *** *** *** *** 0.10 ***
20191204 17:30:00 Geo NearIR 39.6 *** *** *** *** *** *** 0.50 ***
20191204 17:30:00 Geo IR 39.6 *** *** *** *** *** *** 0.20 ***
20191204 17:24:00 Metop-B ASCAT 39.5 *** *** *** *** *** *** *** ***
20191204 14:56:05 * SSMIS-17 85-92GHz 37.4 8.29 57.10 8.25 57.13 0.29 0.82 3.00 2.2
20191204 14:30:00 Geo NearIR 37.1 8.04 55.16 8.04 55.16 0.76 2.15 0.40 ***
20191204 14:30:00 Geo IR 37.1 *** *** *** *** *** *** 0.20 ***
20191204 13:34:42 * SSMIS-18 85-92GHz 36.3 8.13 56.99 8.22 56.93 0.29 0.81 1.60 1.5
20191204 12:33:01 SSMIS-16 85-92GHz 35.0 8.29 57.21 8.17 57.29 0.42 1.17 0.30 1.2
20191204 11:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.10 ***
20191204 11:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20191204 11:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20191204 09:53:27 AMSR2 85-92GHz 35.0 7.97 57.26 7.75 57.40 0.62 1.74 0.10 0.1
20191204 09:53:27 * AMSR2 37GHz 35.0 8.02 57.41 7.80 57.56 0.38 1.07 3.00 ***
20191204 08:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.30 ***
20191204 08:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.80 ***
20191204 08:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.30 ***
20191204 05:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.20 ***
20191204 05:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20191204 05:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.10 ***
20191204 02:30:00 Geo NearIR 35.0 6.26 56.29 6.26 56.29 0.69 1.95 0.60 ***
20191204 02:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.40 ***
20191203 23:44:41 SSMIS-16 85-92GHz 35.0 *** *** *** *** *** *** 3.00 ***
20191203 23:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.60 ***
20191203 23:30:00 Geo IR 35.0 *** *** *** *** *** *** 1.00 ***
20191203 21:27:57 AMSR2 85-92GHz 35.0 7.40 57.92 7.39 57.90 0.49 1.38 0.30 7.4
20191203 21:27:57 * AMSR2 37GHz 35.0 7.35 57.37 7.34 57.35 0.32 0.90 0.60 ***
20191203 20:30:00 Geo NearIR 35.0 7.59 56.72 7.59 56.72 1.91 5.41 0.10 ***
20191203 20:30:00 Geo IR 35.0 7.26 58.23 7.26 58.23 0.92 2.61 0.80 23.6
20191203 17:45:00 * Metop-B ASCAT 35.0 6.89 57.50 6.89 57.50 0.16 0.46 *** ***
20191203 17:30:00 Geo NearIR 35.0 7.16 57.55 7.16 57.55 1.10 3.12 1.00 ***
20191203 17:30:00 Geo IR 35.0 7.34 58.76 7.34 58.76 3.36 9.49 0.80 6.3
20191203 15:09:12 SSMIS-17 85-92GHz 35.0 7.10 57.47 7.09 57.46 0.42 1.19 1.20 1.5
20191203 14:30:00 Geo NearIR 35.0 6.64 57.61 6.64 57.61 1.04 2.94 0.30 ***
20191203 14:30:00 Geo IR 35.0 6.34 57.36 6.34 57.36 3.36 9.49 0.10 7.9
20191203 13:47:04 SSMIS-18 85-92GHz 35.0 *** *** *** *** *** *** 3.00 ***
20191203 11:30:00 * Geo Vis 35.0 6.78 57.70 6.78 57.70 0.24 0.69 0.10 ***
20191203 11:30:00 Geo NearIR 35.0 6.43 57.77 6.43 57.77 1.91 5.40 0.20 ***
20191203 11:30:00 Geo IR 35.0 5.86 58.40 5.86 58.40 3.36 9.49 0.40 6.2
20191203 08:30:00 * Geo Vis 35.0 6.48 57.73 6.48 57.73 0.19 0.54 0.30 ***
20191203 08:30:00 Geo NearIR 35.0 6.11 58.31 6.11 58.31 0.52 1.47 0.50 ***
20191203 08:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20191203 05:30:00 Geo Vis 35.0 6.06 58.73 6.06 58.73 3.36 9.49 0.20 ***
20191203 05:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.90 ***
20191203 05:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.60 ***
20191203 05:27:00 * Metop-A ASCAT 35.0 6.78 57.34 6.78 57.35 0.12 0.33 *** ***
20191203 02:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.20 ***
20191203 02:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.10 ***
20191203 00:58:53 SSMIS-18 85-92GHz 35.0 5.88 57.01 5.83 56.68 0.52 1.46 2.80 1.5
20191202 23:57:56 * SSMIS-16 85-92GHz 35.0 5.90 56.80 5.88 56.72 0.24 0.69 3.00 0.0
20191202 23:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.10 ***
20191202 23:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.40 ***

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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