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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
20180615 11:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.70 ***
20180615 11:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.10 ***
20180615 08:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.10 ***
20180615 08:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.80 ***
20180615 08:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.30 ***
20180615 07:47:39 SSMIS-18 85-92GHz 35.0 *** *** *** *** *** *** 3.00 ***
20180615 06:24:37 * SSMIS-16 85-92GHz 35.0 32.00 138.62 31.87 138.19 0.45 1.26 0.30 1.3
20180615 05:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.40 ***
20180615 05:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.90 ***
20180615 05:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.20 ***
20180615 03:29:12 AMSR2 85-92GHz 35.0 *** *** *** *** *** *** 3.00 ***
20180615 03:29:12 AMSR2 37GHz 35.0 *** *** *** *** *** *** 3.00 ***
20180615 02:30:00 Geo Vis 35.0 30.08 137.65 30.08 137.65 2.15 6.07 0.30 ***
20180615 02:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.10 ***
20180615 02:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.10 ***
20180614 23:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.10 ***
20180614 23:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.80 ***
20180614 23:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.10 ***
20180614 22:29:23 SSMIS-17 85-92GHz 35.0 *** *** *** *** *** *** 1.70 ***
20180614 20:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.20 ***
20180614 20:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.50 ***
20180614 20:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.10 ***
20180614 19:04:59 * SSMIS-16 85-92GHz 35.0 29.76 133.61 30.07 134.23 0.48 1.35 1.50 0.7
20180614 17:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 1.00 ***
20180614 17:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.70 ***
20180614 16:29:38 AMSR2 85-92GHz 35.0 *** *** *** *** *** *** 3.00 ***
20180614 16:29:38 AMSR2 37GHz 35.0 *** *** *** *** *** *** 2.00 ***
20180614 14:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.40 ***
20180614 14:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.10 ***
20180614 11:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.30 ***
20180614 11:30:00 Geo IR 35.0 *** *** *** *** *** *** 0.80 ***
20180614 10:01:30 * SSMIS-17 85-92GHz 35.0 27.22 128.43 27.55 129.35 0.26 0.72 1.30 4.7
20180614 09:40:40 SSMIS-18 85-92GHz 35.0 *** *** *** *** *** *** 3.00 ***
20180614 08:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.10 ***
20180614 08:30:00 Geo NearIR 35.0 *** *** *** *** *** *** 0.10 ***
20180614 08:30:00 Geo IR 35.0 27.16 125.73 27.16 125.73 3.36 9.49 0.20 4.2
20180614 06:36:54 SSMIS-16 85-92GHz 35.0 *** *** *** *** *** *** 1.10 ***
20180614 05:30:00 Geo Vis 35.0 *** *** *** *** *** *** 0.10 ***
20180614 05:30:00 Geo NearIR 35.0 26.82 124.38 26.82 124.38 3.36 9.49 0.40 ***
20180614 05:30:00 Geo IR 35.0 26.64 124.61 26.64 124.61 3.36 9.49 0.60 4.7
20180614 04:23:25 * AMSR2 85-92GHz 35.0 26.07 125.88 26.29 126.27 0.34 0.96 0.50 25.9
20180614 04:23:25 AMSR2 37GHz 35.0 *** *** *** *** *** *** 0.10 ***
20180614 02:30:00 Geo Vis 35.0 24.34 125.01 24.34 125.01 0.83 2.34 0.30 ***
20180614 02:30:00 Geo NearIR 35.0 25.99 124.31 25.99 124.31 3.36 9.49 0.10 ***
20180614 02:30:00 Geo IR 35.0 25.09 124.65 25.09 124.65 3.36 9.49 1.00 10.7
20180613 23:30:00 Geo Vis 34.6 *** *** *** *** *** *** 0.50 ***
20180613 23:30:00 Geo NearIR 34.6 24.50 124.56 24.50 124.56 0.57 1.60 1.00 ***
20180613 23:30:00 Geo IR 34.6 25.03 124.42 25.03 124.42 0.77 2.17 0.40 58.4
20180613 22:44:20 SSMIS-17 85-92GHz 33.9 24.83 124.21 25.02 124.37 0.48 1.36 0.70 1.8
20180613 22:23:20 * SSMIS-18 85-92GHz 33.7 25.19 124.02 25.46 124.25 0.47 1.32 0.30 2.0
20180613 20:30:00 Geo NearIR 32.1 24.82 123.59 24.82 123.59 3.36 9.49 0.30 ***
20180613 20:30:00 Geo IR 32.1 25.82 122.85 25.82 122.85 3.36 9.49 0.40 0.3
20180613 19:19:49 SSMIS-16 85-92GHz 31.1 *** *** *** *** *** *** 3.00 ***
20180613 18:31:38 GMI 85-92GHz 30.4 *** *** *** *** *** *** 3.00 ***
20180613 18:31:38 GMI 37GHz 30.4 *** *** *** *** *** *** 3.00 ***
20180613 17:30:00 Geo NearIR 30.0 22.31 124.49 22.31 124.49 0.63 1.77 0.20 ***
20180613 17:30:00 Geo IR 30.0 *** *** *** *** *** *** 0.20 ***
20180613 17:26:40 AMSR2 85-92GHz 30.0 23.97 123.54 23.99 123.55 0.29 0.82 0.20 3.8
20180613 17:26:40 * AMSR2 37GHz 30.0 23.57 123.49 23.59 123.50 0.27 0.75 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

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