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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
20170416 05:59:30 SSMI-15 85-92GHz 20.0 *** *** *** *** *** *** 3.00 ***
20170416 05:30:00 Geo Vis 20.0 *** *** *** *** *** *** 1.00 ***
20170416 05:30:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.50 ***
20170416 05:30:00 Geo IR 20.0 11.03 122.84 11.03 122.84 2.84 8.04 0.20 45.6
20170416 02:30:00 Geo Vis 20.0 *** *** *** *** *** *** 0.20 ***
20170416 02:30:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.10 ***
20170416 02:30:00 Geo IR 20.0 *** *** *** *** *** *** 0.10 ***
20170415 23:30:00 Geo Vis 20.0 *** *** *** *** *** *** 0.40 ***
20170415 23:30:00 Geo NearIR 20.0 *** *** *** *** *** *** 0.60 ***
20170415 23:30:00 Geo IR 20.0 *** *** *** *** *** *** 0.70 ***
20170415 22:57:04 SSMIS-18 85-92GHz 20.0 *** *** *** *** *** *** 3.00 ***
20170415 22:37:26 SSMIS-17 85-92GHz 20.0 *** *** *** *** *** *** 3.00 ***
20170415 20:30:00 Geo NearIR 20.0 10.28 124.17 10.28 124.17 1.69 4.77 0.10 ***
20170415 20:30:00 Geo IR 20.0 *** *** *** *** *** *** 0.30 ***
20170415 18:51:20 SSMI-15 85-92GHz 20.0 *** *** *** *** *** *** 3.00 ***
20170415 17:30:00 Geo NearIR 20.3 *** *** *** *** *** *** 0.50 ***
20170415 17:30:00 Geo IR 20.3 *** *** *** *** *** *** 0.20 ***
20170415 14:30:00 Geo NearIR 21.9 *** *** *** *** *** *** 0.10 ***
20170415 14:30:00 Geo IR 21.9 *** *** *** *** *** *** 0.20 ***
20170415 13:33:00 Metop-A ASCAT 22.5 *** *** *** *** *** *** *** ***
20170415 12:48:00 * Metop-B ASCAT 22.9 11.24 124.12 11.17 124.34 0.29 0.83 *** ***
20170415 11:30:00 Geo NearIR 23.6 *** *** *** *** *** *** 0.10 ***
20170415 11:30:00 Geo IR 23.6 *** *** *** *** *** *** 0.60 ***
20170415 10:19:22 SSMIS-18 85-92GHz 24.3 *** *** *** *** *** *** 3.00 ***
20170415 09:59:59 SSMIS-17 85-92GHz 24.4 *** *** *** *** *** *** 1.30 ***
20170415 08:30:00 Geo Vis 25.0 *** *** *** *** *** *** 0.90 ***
20170415 08:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.40 ***
20170415 08:30:00 Geo IR 25.0 *** *** *** *** *** *** 0.50 ***
20170415 06:15:09 * SSMI-15 85-92GHz 25.0 11.51 126.31 11.48 126.42 0.46 1.29 0.20 3.5
20170415 05:30:00 Geo Vis 25.4 *** *** *** *** *** *** 0.80 ***
20170415 05:30:00 Geo NearIR 25.4 *** *** *** *** *** *** 0.10 ***
20170415 05:30:00 Geo IR 25.4 *** *** *** *** *** *** 0.20 ***
20170415 02:30:00 Geo Vis 27.9 *** *** *** *** *** *** 0.30 ***
20170415 02:30:00 Geo NearIR 27.9 11.01 127.64 11.01 127.64 2.43 6.88 0.20 ***
20170415 02:30:00 Geo IR 27.9 11.53 127.23 11.53 127.23 3.36 9.49 0.20 3.0
20170415 01:42:00 * Metop-B ASCAT 28.6 11.19 125.86 11.23 125.76 0.56 1.57 *** ***
20170415 00:48:00 Metop-A ASCAT 30.0 10.28 126.03 10.21 126.14 1.25 3.53 *** ***
20170414 23:30:00 Geo Vis 29.6 *** *** *** *** *** *** 0.30 ***
20170414 23:30:00 Geo NearIR 29.6 10.98 127.72 10.98 127.72 3.36 9.49 0.10 ***
20170414 23:30:00 Geo IR 29.6 12.20 127.08 12.20 127.08 3.36 9.49 0.20 42.8
20170414 20:30:00 Geo NearIR 27.1 *** *** *** *** *** *** 0.20 ***
20170414 20:30:00 Geo IR 27.1 *** *** *** *** *** *** 0.90 ***
20170414 19:26:51 * SSMIS-16 85-92GHz 26.2 11.25 127.16 11.31 127.11 0.52 1.48 3.00 3.5
20170414 17:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.30 ***
20170414 17:30:00 Geo IR 25.0 *** *** *** *** *** *** 0.40 ***
20170414 14:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.20 ***
20170414 14:30:00 Geo IR 25.0 11.70 127.92 11.70 127.92 3.36 9.49 0.10 1.3
20170414 13:09:00 * Metop-B ASCAT 25.0 9.97 127.49 9.99 127.19 0.42 1.19 *** ***
20170414 12:15:00 Metop-A ASCAT 25.0 10.85 128.10 10.85 128.24 3.36 9.49 *** ***
20170414 11:26:40 * GMI 85-92GHz 25.0 10.40 128.45 10.40 128.44 0.46 1.31 0.80 6.4
20170414 11:26:40 GMI 37GHz 25.0 *** *** *** *** *** *** 0.80 ***
20170414 10:13:03 SSMIS-17 85-92GHz 25.0 *** *** *** *** *** *** 1.50 ***
20170414 08:30:00 Geo Vis 25.0 *** *** *** *** *** *** 1.00 ***
20170414 08:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.10 ***
20170414 08:30:00 Geo IR 25.0 9.30 129.09 9.30 129.09 3.36 9.49 0.10 4.7
20170414 06:48:40 SSMIS-16 85-92GHz 25.0 *** *** *** *** *** *** 0.50 ***
20170414 05:30:00 Geo Vis 25.0 *** *** *** *** *** *** 0.30 ***
20170414 05:30:00 Geo NearIR 25.0 *** *** *** *** *** *** 0.40 ***
20170414 05:30:00 Geo IR 25.0 *** *** *** *** *** *** 0.50 ***

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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