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
20150228 17:30:00 Geo IR 50.0 -31.93 69.02 -31.93 69.02 3.36 9.49 0.40 1.5
20150228 15:49:09 SSMIS-18 85-92GHz 50.0 -30.14 68.01 -29.83 67.91 0.28 0.78 1.40 5.3
20150228 15:11:00 TMI 85-92GHz 50.0 -29.64 68.31 -29.48 68.25 0.24 0.68 1.25 7.0
20150228 15:11:00 * TMI 37GHz 50.0 -29.74 68.19 -29.58 68.14 0.21 0.60 0.65 ***
20150228 14:30:00 Geo IR 50.0 -31.23 68.77 -31.23 68.77 3.36 9.49 0.50 0.2
20150228 13:35:38 Windsat 37GHz 50.0 *** *** *** *** *** *** 0.85 ***
20150228 12:44:41 SSMIS-16 85-92GHz 50.0 -29.32 67.83 -29.03 67.74 0.27 0.77 1.40 3.9
20150228 11:30:00 Geo Vis 50.0 *** *** *** *** *** *** 0.20 ***
20150228 11:30:00 Geo IR 50.0 *** *** *** *** *** *** 0.05 ***
20150228 10:47:09 SSMI-15 85-92GHz 50.0 -28.82 67.80 -28.98 67.85 0.27 0.77 1.50 3.3
20150228 09:17:05 AMSR2 85-92GHz 50.0 -28.62 67.81 -28.43 67.75 0.32 0.90 1.50 6.4
20150228 09:17:05 * AMSR2 37GHz 50.0 -28.77 68.09 -28.58 68.04 0.23 0.65 0.45 ***
20150228 08:30:00 Geo Vis 50.0 -28.63 67.89 -28.63 67.89 1.22 3.45 0.20 ***
20150228 08:30:00 Geo IR 50.0 *** *** *** *** *** *** 0.05 ***
20150228 05:30:00 * Geo Vis 49.6 -28.39 69.19 -28.39 69.19 0.21 0.60 0.35 ***
20150228 05:30:00 Geo IR 49.6 -28.07 69.24 -28.07 69.24 3.36 9.49 0.05 4.7
20150228 04:51:00 Metop-B ASCAT 49.0 *** *** *** *** *** *** *** ***
20150228 04:00:00 Metop-A ASCAT 48.3 *** *** *** *** *** *** *** ***
20150228 03:20:21 SSMIS-18 85-92GHz 47.8 -26.94 67.29 -26.76 67.24 0.27 0.77 1.50 5.8
20150228 02:30:00 Geo Vis 47.1 *** *** *** *** *** *** 0.10 ***
20150228 02:30:00 Geo IR 47.1 -27.66 68.72 -27.66 68.72 0.53 1.50 0.05 0.6
20150228 01:09:54 Windsat 37GHz 46.0 -26.64 67.09 -26.91 67.18 0.52 1.47 0.55 ***
20150228 00:56:40 GMI 85-92GHz 45.8 -26.39 67.30 -26.10 67.20 0.34 0.97 0.70 3.8
20150228 00:56:40 GMI 37GHz 45.8 -26.39 67.74 -26.10 67.65 0.53 1.50 0.60 ***
20150228 00:16:49 SSMIS-16 85-92GHz 45.2 -26.51 66.92 -26.35 66.87 0.31 0.88 1.50 0.0
20150227 23:30:00 Geo IR 44.6 -26.35 68.37 -26.35 68.37 3.36 9.49 0.05 4.5
20150227 22:19:54 * SSMI-15 85-92GHz 43.6 -25.48 66.91 -25.70 66.98 0.24 0.68 1.20 8.4
20150227 21:10:15 AMSR2 85-92GHz 42.6 -25.87 67.12 -25.75 67.09 0.40 1.13 1.50 4.2
20150227 21:10:15 AMSR2 37GHz 42.6 -26.02 66.90 -25.90 66.87 0.52 1.47 0.70 ***
20150227 17:39:00 * Metop-B ASCAT 40.1 -25.10 66.94 -25.08 66.93 0.14 0.39 *** ***
20150227 17:30:00 Geo IR 40.2 -25.73 68.04 -25.73 68.04 0.60 1.70 0.05 12.4
20150227 16:45:00 * Metop-A ASCAT 40.5 -24.98 66.91 -25.08 66.93 0.12 0.34 *** ***
20150227 15:11:42 GMI 85-92GHz 41.2 -24.78 67.04 -24.70 67.03 0.57 1.60 0.60 0.8
20150227 15:11:42 GMI 37GHz 41.2 -24.68 66.93 -24.60 66.92 0.23 0.65 0.60 ***
20150227 14:30:00 Geo IR 41.5 -25.05 67.69 -25.05 67.69 1.38 3.90 0.30 3.9
20150227 13:55:10 Windsat 37GHz 41.7 -25.03 67.34 -25.10 67.36 0.37 1.06 1.40 ***
20150227 13:49:06 SSMIS-19 85-92GHz 41.7 -24.97 67.84 -25.05 67.85 0.25 0.72 1.50 0.0
20150227 11:30:00 Geo Vis 42.7 -24.31 67.84 -24.31 67.84 0.52 1.48 0.25 ***
20150227 11:30:00 Geo IR 42.7 -24.33 67.79 -24.33 67.79 0.52 1.46 0.15 1.8
20150227 08:30:00 * Geo Vis 44.0 -24.11 67.33 -24.11 67.33 0.16 0.47 0.10 ***
20150227 08:30:00 Geo IR 44.0 -24.01 67.44 -24.01 67.44 0.24 0.67 0.05 14.8
20150227 05:30:00 Geo Vis 45.0 -23.56 67.59 -23.56 67.59 0.19 0.54 0.15 ***
20150227 05:30:00 Geo IR 45.0 -23.39 67.37 -23.39 67.37 0.28 0.80 0.05 3.3
20150227 05:12:00 Metop-B ASCAT 45.0 -23.45 66.69 -23.49 66.69 0.15 0.43 *** ***
20150227 04:21:00 * Metop-A ASCAT 45.0 -23.40 66.76 -23.53 66.75 0.13 0.37 *** ***
20150227 04:18:00 * Metop-A ASCAT 45.0 -23.40 66.76 -23.53 66.75 0.13 0.37 *** ***
20150227 02:30:00 Geo Vis 45.0 -22.64 68.27 -22.64 68.27 1.47 4.15 0.15 ***
20150227 02:30:00 Geo IR 45.0 -23.54 67.65 -23.54 67.65 3.36 9.49 0.30 0.9
20150227 01:51:42 GMI 85-92GHz 45.0 -23.33 67.15 -23.39 67.13 0.30 0.85 0.50 10.0
20150227 01:51:42 GMI 37GHz 45.0 -23.38 67.26 -23.44 67.24 0.41 1.15 0.05 ***
20150227 01:27:02 Windsat 37GHz 45.0 -23.28 67.22 -23.39 67.18 0.31 0.87 1.05 ***
20150227 01:18:38 * SSMIS-19 85-92GHz 45.0 -23.27 67.38 -23.40 67.35 0.26 0.73 0.35 32.0
20150227 00:50:38 SSMIS-17 85-92GHz 45.0 -23.21 67.46 -23.07 67.51 0.29 0.82 1.35 22.1
20150226 23:30:00 Geo IR 45.0 -22.69 67.73 -22.69 67.73 0.36 1.01 0.20 5.1
20150226 22:26:38 TMI 85-92GHz 45.0 -22.56 67.12 -22.68 67.07 0.28 0.78 1.50 11.4
20150226 22:26:38 TMI 37GHz 45.0 -22.91 67.17 -23.03 67.13 0.49 1.37 0.50 ***
20150226 20:26:27 AMSR2 85-92GHz 45.0 -22.59 67.55 -22.60 67.55 0.49 1.40 0.05 3.8
20150226 20:26:27 * AMSR2 37GHz 45.0 -22.49 67.01 -22.50 67.01 0.20 0.55 0.60 ***
20150226 17:30:00 Geo IR 45.4 -21.76 68.25 -21.76 68.25 0.27 0.75 0.05 8.9
20150226 14:30:00 * Geo IR 47.9 -21.38 68.09 -21.38 68.09 0.15 0.43 0.15 1.7
20150226 14:14:02 Windsat 37GHz 48.1 *** *** *** *** *** *** 0.70 ***
20150226 14:03:20 SSMIS-19 85-92GHz 48.3 -21.33 68.22 -21.41 68.20 0.29 0.83 1.05 6.0
20150226 13:35:15 SSMIS-17 85-92GHz 48.7 -21.49 67.16 -21.66 67.12 0.34 0.95 1.50 5.4
20150226 11:30:00 Geo Vis 50.4 -20.86 68.24 -20.86 68.24 0.69 1.95 0.10 ***
20150226 11:30:00 Geo IR 50.4 -20.81 67.89 -20.81 67.89 0.64 1.81 0.05 9.2
20150226 09:31:23 AMSR2 85-92GHz 52.1 -20.94 67.55 -20.76 67.59 0.47 1.32 0.65 3.9
20150226 09:31:23 * AMSR2 37GHz 52.1 -21.09 67.50 -20.91 67.54 0.18 0.51 0.60 ***
20150226 08:30:00 Geo Vis 52.9 -20.71 68.02 -20.71 68.02 0.24 0.67 0.20 ***
20150226 08:30:00 Geo IR 52.9 -20.46 67.94 -20.46 67.94 0.36 1.01 0.15 2.4
20150226 05:30:00 * Geo Vis 55.0 -19.89 68.30 -19.89 68.30 0.24 0.67 0.50 ***
20150226 05:30:00 Geo IR 55.0 -19.81 67.66 -19.81 67.66 0.49 1.40 0.35 25.4
20150226 02:30:00 Geo Vis 55.0 *** *** *** *** *** *** 0.05 ***
20150226 02:30:00 Geo IR 55.0 -20.30 67.96 -20.30 67.96 3.36 9.49 0.05 4.2
20150226 01:44:15 * Windsat 37GHz 55.0 -19.88 67.70 -19.97 67.67 0.24 0.66 0.55 ***
20150226 01:30:54 SSMIS-19 85-92GHz 55.0 -19.31 68.08 -19.42 68.04 0.38 1.07 0.35 5.9
20150226 01:02:44 SSMIS-17 85-92GHz 55.0 -19.45 68.15 -19.62 68.09 0.42 1.18 0.70 6.3
20150225 23:39:43 * TMI 85-92GHz 55.0 -19.79 68.04 -19.77 68.05 0.24 0.69 0.80 47.4
20150225 23:39:43 TMI 37GHz 55.0 -19.69 67.94 -19.67 67.94 0.26 0.72 0.60 ***
20150225 23:30:00 Geo IR 55.0 -19.85 68.32 -19.85 68.32 0.61 1.71 0.30 3.3
20150225 17:30:00 Geo IR 55.0 -19.35 68.92 -19.35 68.92 0.50 1.42 0.05 7.8
20150225 17:27:00 * Metop-A ASCAT 55.0 -18.84 68.24 -18.85 68.23 0.12 0.35 *** ***
20150225 16:42:00 * Metop-B ASCAT 55.0 -18.82 68.39 -18.91 68.35 0.13 0.36 *** ***
20150225 15:34:16 TMI 85-92GHz 55.0 -18.59 68.99 -18.47 69.06 0.38 1.06 0.40 14.3
20150225 15:34:16 TMI 37GHz 55.0 -18.69 68.57 -18.57 68.64 0.24 0.69 0.25 ***
20150225 15:16:42 GMI 85-92GHz 55.0 *** *** *** *** *** *** 0.60 ***
20150225 15:16:42 GMI 37GHz 55.0 -18.71 68.54 -18.62 68.59 0.32 0.90 0.30 ***
20150225 14:49:10 SSMIS-18 85-92GHz 55.0 -18.65 69.09 -18.62 69.11 0.18 0.51 0.65 52.2
20150225 14:30:00 Geo IR 55.0 -18.64 69.17 -18.64 69.17 0.37 1.05 0.45 26.4
20150225 14:17:18 SSMIS-19 85-92GHz 55.0 -18.44 69.02 -18.47 69.01 0.32 0.92 0.10 34.6
20150225 13:49:08 SSMIS-17 85-92GHz 55.0 -18.34 69.21 -18.42 69.17 0.27 0.76 0.90 25.1
20150225 11:46:38 SSMIS-16 85-92GHz 55.0 -18.20 68.93 -18.17 68.95 0.55 1.55 0.75 2.0
20150225 11:30:00 Geo Vis 55.0 -18.27 68.80 -18.27 68.80 1.77 5.01 0.45 ***
20150225 11:30:00 Geo IR 55.0 -18.24 68.72 -18.24 68.72 3.36 9.49 0.50 7.8
20150225 09:57:47 * SSMI-15 85-92GHz 55.0 -17.79 68.86 -17.64 68.98 0.16 0.44 1.05 53.6
20150225 08:49:12 AMSR2 85-92GHz 55.0 -17.83 69.03 -17.80 69.06 0.53 1.50 0.95 2.7
20150225 08:49:12 AMSR2 37GHz 55.0 -17.98 68.92 -17.95 68.95 0.38 1.09 0.45 ***
20150225 08:30:00 Geo Vis 55.0 -17.97 69.03 -17.97 69.03 0.33 0.93 0.50 ***
20150225 08:30:00 Geo IR 55.0 -17.82 68.58 -17.82 68.58 3.36 9.49 0.05 -0.1
20150225 05:30:00 Geo Vis 55.0 -17.86 69.21 -17.86 69.21 0.45 1.28 0.40 ***
20150225 05:30:00 Geo IR 55.0 -18.41 68.42 -18.41 68.42 1.32 3.72 0.05 2.1
20150225 05:00:00 Metop-A ASCAT 55.0 -17.47 69.17 -17.51 69.11 0.14 0.41 *** ***
20150225 04:57:00 Metop-A ASCAT 55.0 -17.46 69.17 -17.51 69.11 0.14 0.41 *** ***
20150225 04:12:00 * Metop-B ASCAT 55.0 -17.41 69.22 -17.51 69.07 0.12 0.34 *** ***
20150225 02:30:00 Geo Vis 55.0 *** *** *** *** *** *** 0.05 ***
20150225 02:30:00 Geo IR 55.0 -17.08 70.45 -17.08 70.45 3.36 9.49 0.40 4.7
20150225 02:14:42 SSMIS-18 85-92GHz 55.0 -17.21 69.54 -17.23 69.50 0.22 0.61 1.30 65.3
20150225 02:01:42 GMI 85-92GHz 55.0 -17.30 69.52 -17.33 69.45 0.19 0.54 1.20 57.6
20150225 02:01:42 * GMI 37GHz 55.0 -17.15 69.26 -17.18 69.19 0.16 0.45 1.35 ***
20150225 01:43:09 SSMIS-19 85-92GHz 55.0 -17.53 69.51 -17.58 69.40 0.20 0.57 0.50 42.6
20150225 01:14:55 SSMIS-17 85-92GHz 55.0 -17.24 69.79 -17.33 69.61 0.37 1.03 0.70 5.3
20150224 23:30:00 Geo IR 55.0 -17.58 70.00 -17.58 70.00 3.36 9.49 0.45 0.3
20150224 23:11:58 SSMIS-16 85-92GHz 55.0 -17.21 69.95 -17.23 69.90 0.27 0.76 0.35 19.5
20150224 20:36:53 AMSR2 85-92GHz 55.0 -17.15 70.44 -17.14 70.46 0.22 0.62 0.55 61.2
20150224 20:36:53 * AMSR2 37GHz 55.0 -17.25 70.28 -17.24 70.30 0.15 0.43 0.10 ***
20150224 17:30:00 Geo IR 54.2 -16.65 70.96 -16.65 70.96 0.41 1.15 0.05 10.7
20150224 14:30:00 Geo IR 49.2 -15.47 70.68 -15.47 70.68 2.01 5.67 0.05 2.6
20150224 14:02:52 SSMIS-17 85-92GHz 48.4 -16.38 71.28 -16.40 71.23 0.60 1.71 0.10 1.2
20150224 13:10:51 Windsat 37GHz 47.0 -16.33 71.48 -16.40 71.33 0.48 1.36 0.10 ***
20150224 11:59:57 SSMIS-16 85-92GHz 45.0 -15.92 71.57 -15.89 71.63 0.44 1.23 1.40 1.0
20150224 11:30:00 * Geo Vis 44.2 -15.59 71.08 -15.59 71.08 0.18 0.52 0.40 ***
20150224 11:30:00 Geo IR 44.2 -15.59 71.24 -15.59 71.24 0.23 0.66 0.05 11.3
20150224 10:13:11 SSMI-15 85-92GHz 42.0 -15.68 71.26 -15.74 71.11 0.26 0.74 0.20 23.9
20150224 08:30:00 * Geo Vis 39.2 -15.73 71.23 -15.73 71.23 0.11 0.31 0.10 ***
20150224 08:30:00 Geo IR 39.2 -15.68 71.23 -15.68 71.23 0.25 0.71 0.05 21.2
20150224 05:30:00 * Geo Vis 35.0 -15.77 71.60 -15.77 71.60 0.12 0.34 0.05 ***
20150224 05:30:00 Geo IR 35.0 -15.59 71.37 -15.59 71.37 0.28 0.78 0.10 11.4

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

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