-- 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
20240711 09:58:42 * SSMIS-18 85-92GHz 25.0 44.70 -77.37 44.53 -77.65 0.48 1.35 1.30 1.5
20240710 23:03:44 * SSMIS-17 85-92GHz 25.0 42.81 -82.59 42.91 -82.36 0.51 1.43 1.80 0.9
20240710 12:19:46 SSMIS-16 85-92GHz 25.0 *** *** *** *** *** *** 2.20 ***
20240710 10:13:45 * SSMIS-18 85-92GHz 25.0 39.61 -85.66 39.29 -86.16 0.40 1.14 3.00 0.0
20240709 23:57:58 * SSMIS-16 85-92GHz 25.0 38.12 -88.77 38.07 -88.83 0.60 1.70 1.40 0.1
20240709 23:16:59 SSMIS-17 85-92GHz 25.0 *** *** *** *** *** *** 2.70 ***
20240709 22:08:56 * GMI 85-92GHz 25.0 36.97 -89.49 36.62 -89.88 0.47 1.34 3.00 0.0
20240709 22:08:56 GMI 37GHz 25.0 36.72 -90.12 36.37 -90.51 0.52 1.46 3.00 ***
20240709 21:52:17 SSMIS-18 85-92GHz 25.0 37.20 -89.63 36.92 -89.95 0.59 1.68 2.60 0.3
20240709 10:29:20 * SSMIS-18 85-92GHz 25.0 33.50 -92.89 33.87 -92.57 0.45 1.27 3.00 1.0
20240709 08:38:56 * GMI 85-92GHz 25.0 33.68 -93.14 33.70 -93.11 0.52 1.48 3.00 1.0
20240709 08:38:56 GMI 37GHz 25.0 *** *** *** *** *** *** 0.10 ***
20240709 00:10:10 * SSMIS-16 85-92GHz 30.0 31.44 -94.54 31.34 -94.57 0.43 1.23 2.80 4.7
20240708 22:48:56 * GMI 85-92GHz 33.9 31.36 -94.96 31.59 -94.87 0.41 1.15 3.00 4.7
20240708 22:48:56 GMI 37GHz 33.9 31.26 -94.37 31.49 -94.28 0.44 1.24 0.10 ***
20240708 22:04:01 * SSMIS-18 85-92GHz 36.4 31.07 -95.29 30.74 -95.47 0.41 1.15 2.90 8.2
20240708 12:50:11 * SSMIS-16 85-92GHz 63.6 29.71 -95.73 29.50 -95.74 0.16 0.46 1.30 67.2
20240708 10:44:21 * SSMIS-18 85-92GHz 66.1 29.08 -95.84 29.26 -95.84 0.15 0.42 0.40 86.3
20240708 09:23:55 GMI 85-92GHz 67.2 *** *** *** *** *** *** 0.60 ***
20240708 09:23:55 GMI 37GHz 67.2 28.66 -95.90 28.55 -95.90 0.18 0.52 0.30 ***
20240708 02:54:00 Metop-C ASCAT 64.8 *** *** *** *** *** *** *** ***
20240708 00:22:21 * SSMIS-16 85-92GHz 60.0 26.86 -95.60 26.76 -95.57 0.19 0.54 0.50 41.5
20240707 22:16:04 * SSMIS-18 85-92GHz 58.6 26.75 -95.90 26.97 -95.97 0.16 0.45 0.70 74.9
20240707 19:21:11 AMSR2 85-92GHz 56.1 26.48 -95.39 26.65 -95.46 0.20 0.58 0.70 68.5
20240707 19:21:11 AMSR2 37GHz 56.1 26.63 -95.27 26.80 -95.34 0.20 0.56 0.60 ***
20240707 16:27:00 * Metop-A ASCAT 55.0 26.07 -95.31 26.25 -95.39 0.15 0.41 *** ***
20240707 13:04:45 * SSMIS-16 85-92GHz 55.0 25.84 -95.14 25.68 -95.04 0.14 0.41 1.00 86.0
20240707 12:24:35 SSMIS-17 85-92GHz 55.0 25.70 -95.15 25.62 -95.10 0.18 0.50 1.20 74.9
20240707 10:58:58 SSMIS-18 85-92GHz 54.2 25.64 -95.15 25.72 -95.21 0.23 0.64 1.30 54.0
20240707 08:23:44 AMSR2 85-92GHz 52.0 25.17 -94.61 25.21 -94.65 0.19 0.53 0.30 91.6
20240707 08:23:44 * AMSR2 37GHz 52.0 25.27 -94.50 25.31 -94.54 0.19 0.53 0.40 ***
20240706 23:54:50 * SSMIS-17 85-92GHz 50.0 24.69 -93.48 24.67 -93.45 0.26 0.74 0.80 26.3
20240706 16:03:00 Metop-C ASCAT 50.0 *** *** *** *** *** *** *** ***
20240706 12:38:59 * SSMIS-17 85-92GHz 50.0 22.88 -91.18 22.77 -91.06 0.21 0.60 1.90 57.5
20240706 09:13:56 GMI 85-92GHz 50.0 *** *** *** *** *** *** 3.00 ***
20240706 09:13:56 GMI 37GHz 50.0 21.86 -91.36 21.81 -91.28 0.33 0.92 1.70 ***
20240706 07:41:41 AMSR2 85-92GHz 50.0 22.11 -91.13 22.21 -91.31 0.33 0.94 2.90 6.7
20240706 07:41:41 * AMSR2 37GHz 50.0 21.96 -91.02 22.06 -91.21 0.29 0.82 1.20 ***
20240706 03:36:00 * Metop-C ASCAT 50.0 21.52 -90.39 21.44 -90.21 0.15 0.42 *** ***
20240706 02:42:00 * Metop-A ASCAT 50.0 21.53 -90.19 21.53 -90.20 0.15 0.43 *** ***
20240706 00:07:44 SSMIS-17 85-92GHz 50.0 *** *** *** *** *** *** 1.10 ***
20240705 23:18:56 GMI 85-92GHz 51.1 *** *** *** *** *** *** 1.20 ***
20240705 23:18:56 GMI 37GHz 51.1 21.44 -89.70 21.48 -89.77 0.19 0.55 0.50 ***
20240705 19:31:48 AMSR2 85-92GHz 57.4 21.10 -88.79 21.20 -88.96 0.33 0.94 0.30 20.9
20240705 19:31:48 * AMSR2 37GHz 57.4 21.20 -88.41 21.30 -88.59 0.21 0.60 0.20 ***
20240705 11:51:52 * SSMIS-16 85-92GHz 80.3 20.44 -87.56 20.43 -87.54 0.17 0.49 0.50 46.4
20240705 09:53:56 GMI 85-92GHz 85.3 *** *** *** *** *** *** 0.40 ***
20240705 09:53:56 * GMI 37GHz 85.3 19.23 -87.14 19.11 -86.85 0.15 0.43 3.00 ***
20240705 09:46:10 SSMIS-18 85-92GHz 85.6 20.32 -87.16 20.21 -86.90 0.17 0.49 0.30 2.8
20240705 03:00:00 Metop-A ASCAT 95.0 *** *** *** *** *** *** *** ***
20240704 23:18:59 * SSMIS-16 85-92GHz 95.0 19.23 -84.54 19.24 -84.64 0.15 0.43 0.30 63.6
20240704 21:13:17 * SSMIS-18 85-92GHz 95.0 19.25 -84.37 19.25 -84.27 0.13 0.35 0.30 100.0
20240704 18:48:25 * AMSR2 85-92GHz 95.0 19.26 -83.67 19.23 -83.41 0.12 0.34 0.30 100.0
20240704 18:48:25 AMSR2 37GHz 95.0 19.26 -83.67 19.23 -83.41 0.13 0.37 0.20 ***
20240704 11:26:38 * SSMIS-17 85-92GHz 100.9 18.71 -81.44 18.73 -81.52 0.15 0.42 0.30 52.7
20240704 09:59:45 * SSMIS-18 85-92GHz 103.3 18.14 -81.40 18.04 -81.05 0.16 0.45 0.70 6.1
20240703 23:31:35 SSMIS-16 85-92GHz 115.4 17.76 -78.33 17.78 -78.39 0.15 0.42 0.30 69.9
20240703 22:53:03 * SSMIS-17 85-92GHz 115.9 17.80 -77.90 17.89 -78.13 0.12 0.33 0.30 100.0
20240703 18:04:38 * AMSR2 85-92GHz 120.0 17.31 -76.72 17.28 -76.63 0.10 0.30 0.50 100.0
20240703 18:04:38 AMSR2 37GHz 120.0 17.31 -76.77 17.28 -76.69 0.13 0.36 0.20 ***
20240703 11:40:41 * SSMIS-17 85-92GHz 125.0 16.87 -75.10 16.88 -75.12 0.13 0.37 0.30 99.1
20240703 10:38:05 SSMIS-16 85-92GHz 125.0 16.72 -74.80 16.82 -75.12 0.17 0.48 0.30 7.0
20240703 09:43:55 * GMI 85-92GHz 124.2 16.71 -74.66 16.62 -74.36 0.12 0.33 0.30 100.0
20240703 09:43:55 GMI 37GHz 124.2 16.76 -74.72 16.67 -74.41 0.12 0.34 0.30 ***
20240703 08:32:39 * SSMIS-18 85-92GHz 125.0 16.76 -74.27 16.77 -74.33 0.14 0.40 0.30 84.1
20240702 23:06:13 * SSMIS-17 85-92GHz 130.7 15.95 -71.47 15.99 -71.67 0.13 0.36 0.40 88.7
20240702 22:13:55 * GMI 85-92GHz 131.5 15.99 -71.20 15.86 -70.73 0.13 0.36 0.20 100.0
20240702 22:13:55 GMI 37GHz 131.5 *** *** *** *** *** *** 0.20 ***
20240702 22:03:18 SSMIS-16 85-92GHz 131.6 15.92 -71.20 15.81 -70.78 0.13 0.37 0.40 83.3
20240702 19:57:41 * SSMIS-18 85-92GHz 133.4 15.64 -70.58 15.71 -70.84 0.15 0.42 0.20 71.5
20240702 10:51:40 * SSMIS-16 85-92GHz 145.0 15.01 -67.52 15.12 -67.82 0.10 0.29 0.20 100.0
20240702 08:46:26 * SSMIS-18 85-92GHz 145.0 14.67 -66.93 14.67 -66.92 0.10 0.27 0.20 100.0
20240702 06:29:31 * AMSR2 85-92GHz 145.0 14.47 -66.06 14.37 -65.82 0.10 0.28 0.30 100.0
20240702 06:29:31 AMSR2 37GHz 145.0 14.42 -66.11 14.32 -65.87 0.12 0.35 0.20 ***
20240701 22:15:41 * SSMIS-16 85-92GHz 137.1 13.17 -63.66 13.32 -64.09 0.12 0.35 0.30 100.0
20240701 20:09:49 * SSMIS-18 85-92GHz 133.6 13.12 -63.17 13.18 -63.33 0.11 0.31 0.20 100.0
20240701 10:28:10 * SSMIS-17 85-92GHz 112.4 11.90 -60.17 12.02 -60.50 0.11 0.30 0.50 100.0
20240701 09:38:56 GMI 85-92GHz 111.1 *** *** *** *** *** *** 3.00 ***
20240701 09:38:56 GMI 37GHz 111.1 *** *** *** *** *** *** 3.00 ***
20240701 05:47:05 * AMSR2 85-92GHz 105.4 11.59 -58.99 11.58 -58.98 0.10 0.29 0.60 100.0
20240701 05:47:05 AMSR2 37GHz 105.4 11.59 -59.04 11.58 -59.04 0.11 0.32 0.20 ***
20240630 22:03:56 * GMI 85-92GHz 115.0 11.19 -56.84 11.12 -56.49 0.11 0.31 0.20 100.0
20240630 22:03:56 GMI 37GHz 115.0 11.09 -56.79 11.02 -56.44 0.14 0.38 0.20 ***
20240630 21:50:49 SSMIS-17 85-92GHz 115.9 11.06 -56.74 11.00 -56.45 0.13 0.37 0.10 91.7
20240630 09:36:36 * SSMIS-16 85-92GHz 95.0 10.56 -53.34 10.55 -53.08 0.11 0.30 0.40 100.0
20240630 08:43:56 GMI 85-92GHz 91.4 *** *** *** *** *** *** 3.00 ***
20240630 08:43:56 GMI 37GHz 91.4 *** *** *** *** *** *** 3.00 ***
20240630 07:32:56 * SSMIS-18 85-92GHz 86.5 10.48 -52.82 10.50 -53.19 0.11 0.32 0.40 100.0
20240629 21:00:09 * SSMIS-16 85-92GHz 67.5 9.89 -49.59 9.88 -49.51 0.15 0.42 0.30 100.0
20240629 18:32:47 * SSMIS-18 85-92GHz 60.9 9.92 -49.15 9.89 -48.93 0.12 0.33 0.30 98.1
20240629 16:48:16 * AMSR2 85-92GHz 59.0 9.96 -48.49 9.99 -48.75 0.18 0.50 0.30 95.9
20240629 16:48:16 AMSR2 37GHz 59.0 *** *** *** *** *** *** 0.20 ***
20240629 04:21:29 AMSR2 85-92GHz 38.6 9.58 -44.74 9.68 -45.21 0.52 1.46 0.20 4.3
20240629 04:21:29 * AMSR2 37GHz 38.6 9.98 -43.83 10.08 -44.29 0.45 1.27 1.80 ***
20240628 20:36:38 * SSMIS-17 85-92GHz 32.2 9.34 -41.93 9.34 -41.97 0.32 0.90 0.70 5.7

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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