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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
20260705 08:50:28 * GOES18 IR 21 22.85 -130.57 22.86 -130.58 3.36 9.49 0.10 0
20260705 08:50:28 * GOES18 SWIR 21 23.20 -131.05 23.21 -131.07 3.36 9.49 0.20 ***
20260705 05:50:28   GOES18 IR 22 22.87 -130.37 22.89 -130.38 3.36 9.49 0.90 0
20260705 05:50:28   GOES18 SWIR 22 22.90 -130.69 22.91 -130.71 1.90 5.38 0.70 ***
20260705 05:35:30   Metop-C ASCAT 22 23.01 -130.29 23.04 -130.33 0.17 0.48 *** ***
20260705 05:08:30 * Metop-A ASCAT 22 22.82 -130.41 22.89 -130.49 0.15 0.43 *** ***
20260705 02:57:40 * SSMIS-16 89-92GHz 23 *** *** *** *** 0.32 0.90 0.20 3
20260705 02:50:27   GOES18 IR 23 22.80 -130.18 22.82 -130.20 0.66 1.86 0.80 0
20260705 02:50:27   GOES18 SWIR 23 22.70 -130.13 22.72 -130.15 0.60 1.70 1.00 ***
20260704 23:50:27 * GOES18 IR 25 22.79 -129.85 22.80 -129.87 0.48 1.35 0.30 1
20260704 23:50:27   GOES18 SWIR 25 22.69 -129.74 22.70 -129.76 0.64 1.80 0.10 ***
20260704 20:50:28   GOES18 IR 25 22.54 -129.75 22.55 -129.76 0.92 2.59 1.00 0
20260704 20:50:28 * GOES18 SWIR 25 22.34 -129.64 22.35 -129.66 0.88 2.48 0.80 ***
20260704 18:23:30   Metop-C ASCAT 25 *** *** *** *** *** *** *** ***
20260704 17:50:28   GOES18 IR 25 22.04 -129.53 22.06 -129.54 3.36 9.49 0.40 0
20260704 17:50:28 * GOES18 SWIR 25 22.24 -129.26 22.26 -129.27 1.05 2.97 0.70 ***
20260704 15:42:30 * SSMIS-16 89-92GHz 25 23.06 -128.62 23.01 -128.57 0.43 1.21 0.20 1
20260704 14:50:28   GOES18 IR 25 21.80 -129.52 21.81 -129.54 1.08 3.06 0.90 0
20260704 14:50:28   GOES18 SWIR 25 21.90 -129.52 21.91 -129.54 1.36 3.85 1.00 ***
20260704 14:16:23   SSMIS-17 89-92GHz 25 22.46 -129.00 22.51 -129.06 0.49 1.39 0.20 1
20260704 13:36:22   SSMIS-18 89-92GHz 25 22.37 -128.67 22.46 -128.79 0.53 1.51 1.00 0
20260704 11:50:28   GOES18 IR 25 21.54 -129.45 21.55 -129.46 0.84 2.37 0.80 1
20260704 11:50:28 * GOES18 SWIR 25 21.49 -129.39 21.50 -129.41 0.46 1.30 0.80 ***
20260704 10:10:02 * AMSR2 37GHz 25 21.66 -129.37 21.56 -129.28 0.40 1.12 2.90 ***
20260704 10:10:02   AMSR2 89-92GHz 25 21.96 -129.31 21.86 -129.23 0.43 1.22 4.40 1
20260704 08:50:27   GOES18 IR 26 21.20 -129.20 21.22 -129.22 3.22 9.11 1.00 0
20260704 08:50:27   GOES18 SWIR 26 21.33 -129.18 21.34 -129.19 0.51 1.43 0.80 ***
20260704 07:14:54 * GMI 37GHz 26 *** *** *** *** 0.41 1.16 4.90 ***
20260704 07:14:54   GMI 89-92GHz 26 21.42 -128.91 21.32 -128.82 0.53 1.50 2.30 0
20260704 05:50:27   GOES18 IR 27 20.87 -129.04 20.89 -129.05 0.79 2.22 0.70 1
20260704 05:50:27   GOES18 SWIR 27 20.97 -129.01 20.99 -129.03 0.58 1.65 0.10 ***
20260704 05:29:30   Metop-A ASCAT 27 *** *** *** *** *** *** *** ***
20260704 03:10:58   SSMIS-16 89-92GHz 28 20.97 -128.60 20.96 -128.59 0.55 1.55 3.90 0
20260704 02:50:27   GOES18 IR 28 20.49 -128.84 20.50 -128.85 0.75 2.13 0.70 1
20260704 02:50:27 * GOES18 SWIR 28 20.64 -128.84 20.65 -128.85 0.47 1.33 0.30 ***
20260704 02:43:00   Metop-A ASCAT 28 *** *** *** *** *** *** *** ***
20260704 01:44:43   SSMIS-17 89-92GHz 29 20.85 -128.50 20.95 -128.60 0.64 1.80 3.60 0
20260704 01:04:57   SSMIS-18 89-92GHz 29 20.89 -129.05 20.80 -128.97 0.59 1.67 0.20 0
20260704 01:04:57   SSMIS-is 89-92GHz 29 20.89 -129.05 20.80 -128.97 0.59 1.67 0.20 0
20260703 23:50:27   GOES18 IR 30 20.44 -128.87 20.45 -128.88 0.61 1.73 0.20 1
20260703 23:50:27 * GOES18 SWIR 30 20.44 -128.98 20.45 -128.99 0.50 1.43 0.70 ***
20260703 21:59:52 * AMSR2 37GHz 30 20.29 -128.62 20.20 -128.58 0.16 0.45 4.10 ***
20260703 21:59:52   AMSR2 89-92GHz 30 20.54 -128.30 20.45 -128.26 0.41 1.16 2.70 3
20260703 20:50:27   GOES18 IR 30 20.14 -128.83 20.15 -128.84 0.85 2.40 0.90 1
20260703 20:50:27   GOES18 SWIR 30 20.24 -128.83 20.25 -128.84 0.41 1.15 0.60 ***
20260703 18:44:30 * Metop-C ASCAT 30 20.02 -128.53 19.96 -128.50 0.13 0.35 *** ***
20260703 18:17:30   Metop-A ASCAT 30 *** *** *** *** *** *** *** ***
20260703 17:50:27   GOES18 IR 30 19.70 -128.65 19.71 -128.66 0.38 1.08 0.80 1
20260703 17:50:27   GOES18 SWIR 30 19.90 -128.33 19.91 -128.34 0.58 1.65 0.20 ***
20260703 17:49:55   GMI 37GHz 30 20.00 -128.54 20.01 -128.55 0.18 0.50 2.20 ***
20260703 17:49:55   GMI 89-92GHz 30 20.20 -128.17 20.21 -128.18 0.39 1.09 2.90 1
20260703 14:50:27   GOES18 IR 30 19.30 -128.43 19.31 -128.44 1.27 3.59 0.70 2
20260703 14:50:27   GOES18 SWIR 30 19.32 -128.16 19.34 -128.17 0.50 1.42 0.50 ***
20260703 14:31:15 * SSMIS-17 89-92GHz 30 20.12 -127.94 20.16 -127.96 0.36 1.01 2.60 3
20260703 11:50:27   GOES18 IR 30 19.21 -127.89 19.23 -127.90 3.36 9.49 0.20 1
20260703 11:50:27 * GOES18 SWIR 30 19.18 -128.27 19.20 -128.27 1.02 2.89 0.50 ***
20260703 11:17:30   Metop-C ASCAT 30 *** *** *** *** *** *** *** ***
20260703 08:50:27   GOES18 IR 31 19.39 -127.79 19.41 -127.80 3.36 9.49 0.70 2
20260703 08:50:27 * GOES18 SWIR 31 19.39 -127.79 19.41 -127.80 1.46 4.11 0.70 ***
20260703 06:14:30   Metop-C ASCAT 33 18.83 -128.08 18.81 -128.07 0.13 0.36 *** ***
20260703 05:50:27   GOES18 IR 33 19.09 -127.88 19.10 -127.88 0.82 2.31 0.90 17
20260703 05:50:27   GOES18 SWIR 33 19.04 -127.77 19.05 -127.78 0.52 1.46 1.00 ***
20260703 05:47:30 * Metop-A ASCAT 33 18.93 -128.06 18.96 -128.07 0.12 0.35 *** ***
20260703 03:23:54 * SSMIS-16 89-92GHz 34 19.04 -127.45 19.00 -127.44 0.39 1.10 0.30 1
20260703 02:50:27   GOES18 IR 35 19.94 -127.45 19.96 -127.45 1.61 4.56 0.50 18
20260703 02:50:27   GOES18 SWIR 35 19.99 -127.10 20.01 -127.11 0.82 2.31 0.10 ***
20260702 23:50:27 * GOES18 IR 35 20.16 -127.89 20.18 -127.89 0.53 1.51 0.30 56
20260702 23:50:27   GOES18 SWIR 35 19.01 -127.62 19.03 -127.63 1.59 4.50 0.40 ***
20260702 22:28:00   Metop-C ASCAT 35 *** *** *** *** *** *** *** ***
20260702 21:16:22 * AMSR2 37GHz 35 *** *** *** *** 0.46 1.30 5.00 ***
20260702 21:16:22   AMSR2 89-92GHz 35 *** *** *** *** 0.56 1.59 5.00 0
20260702 20:50:27   GOES18 IR 35 18.09 -126.95 18.11 -126.95 3.36 9.49 0.10 0
20260702 20:50:27   GOES18 SWIR 35 17.89 -127.05 17.91 -127.06 0.94 2.64 0.20 ***
20260702 18:34:54 * GMI 37GHz 35 *** *** *** *** 0.43 1.22 5.00 ***
20260702 18:34:54   GMI 89-92GHz 35 *** *** *** *** 0.50 1.40 5.00 0
20260702 17:50:27   GOES18 IR 35 18.85 -126.29 18.87 -126.30 3.36 9.49 0.60 14
20260702 17:50:27   GOES18 SWIR 35 17.90 -127.39 17.92 -127.40 3.18 8.98 0.20 ***
20260702 16:59:30   Metop-A ASCAT 35 *** *** *** *** *** *** *** ***
20260702 16:11:18   SSMIS-16 89-92GHz 35 17.91 -127.32 17.79 -127.28 0.48 1.36 0.40 2
20260702 14:50:27   GOES18 IR 35 15.82 -126.19 15.83 -126.19 3.36 9.49 0.10 5
20260702 14:50:27   GOES18 SWIR 35 18.12 -126.01 18.13 -126.01 0.52 1.46 0.40 ***
20260702 14:45:59 * SSMIS-17 89-92GHz 35 17.53 -126.73 17.55 -126.74 0.30 0.86 2.30 4
20260702 12:25:05 * SSMIS-18 89-92GHz 35 16.91 -126.88 16.87 -126.87 0.21 0.59 3.00 18
20260702 11:50:27   GOES18 IR 35 17.93 -127.05 17.94 -127.05 3.36 9.49 0.40 0
20260702 11:50:27   GOES18 SWIR 35 17.81 -127.03 17.82 -127.03 0.82 2.31 0.40 ***
20260702 10:23:26 * AMSR2 37GHz 35 16.68 -127.05 16.59 -127.05 0.22 0.63 1.20 ***
20260702 10:23:26   AMSR2 89-92GHz 35 *** *** *** *** 0.51 1.45 1.80 2
20260702 08:50:27   GOES18 IR 38 15.75 -128.79 15.76 -128.79 3.36 9.49 0.30 4
20260702 08:50:27   GOES18 SWIR 38 15.75 -128.79 15.76 -128.79 0.60 1.70 0.10 ***
20260702 07:04:54 * GMI 37GHz 37 *** *** *** *** 0.31 0.88 1.00 ***
20260702 07:04:54   GMI 89-92GHz 37 *** *** *** *** 0.45 1.26 5.00 0
20260702 05:50:27   GOES18 IR 36 17.63 -128.84 17.64 -128.84 3.36 9.49 0.80 4
20260702 05:50:27   GOES18 SWIR 36 17.53 -127.32 17.54 -127.33 3.36 9.49 0.20 ***
20260702 03:36:37   SSMIS-16 89-92GHz 35 15.95 -126.95 15.90 -126.94 0.61 1.73 2.30 0
20260702 02:50:27   GOES18 IR 38 15.25 -128.79 15.26 -128.79 3.36 9.49 1.00 6
20260702 02:50:27 * GOES18 SWIR 38 15.35 -128.86 15.36 -128.87 0.51 1.45 0.80 ***
20260702 02:11:53   SSMIS-17 89-92GHz 37 *** *** *** *** 0.55 1.55 1.70 1
20260701 23:50:27   GOES18 IR 36 16.26 -129.09 16.28 -129.10 3.36 9.49 0.90 4
20260701 23:50:27 * GOES18 SWIR 36 15.81 -129.09 15.83 -129.10 0.72 2.02 0.30 ***
20260701 22:11:01 * AMSR2 37GHz 35 15.77 -127.13 15.63 -127.11 0.33 0.92 1.00 ***
20260701 22:11:01   AMSR2 89-92GHz 35 15.77 -127.28 15.63 -127.26 0.36 1.02 1.90 4
20260701 20:50:27   GOES18 IR 33 15.86 -128.75 15.88 -128.76 3.36 9.49 0.10 4
20260701 20:50:27   GOES18 SWIR 33 14.09 -128.05 14.11 -128.06 0.45 1.28 0.40 ***
20260701 17:50:27   GOES18 IR 31 15.76 -128.66 15.79 -128.66 0.91 2.59 0.60 7
20260701 17:50:27   GOES18 SWIR 31 14.83 -128.76 14.86 -128.77 1.28 3.61 0.50 ***
20260701 17:47:30 * Metop-C ASCAT 34 15.42 -126.95 15.46 -126.95 0.14 0.40 *** ***
20260701 17:20:30   Metop-A ASCAT 34 15.39 -127.04 15.51 -127.06 0.16 0.44 *** ***
20260701 14:50:27 * GOES18 IR 33 15.48 -128.94 15.51 -128.94 0.80 2.26 0.10 26
20260701 14:50:27   GOES18 SWIR 33 15.00 -128.84 15.03 -128.84 1.02 2.89 0.20 ***
20260701 11:50:27   GOES18 IR 31 15.13 -127.38 15.14 -127.38 3.36 9.49 0.10 6
20260701 11:50:27 * GOES18 SWIR 31 14.63 -127.25 14.64 -127.25 1.42 4.01 0.60 ***
20260701 09:41:17 * AMSR2 37GHz 30 *** *** *** *** 0.34 0.95 0.50 ***
20260701 09:41:17   AMSR2 89-92GHz 30 *** *** *** *** 0.36 1.01 5.00 0
20260701 08:50:26   GOES18 IR 30 14.76 -127.31 14.77 -127.31 3.36 9.49 0.80 9
20260701 08:50:26   GOES18 SWIR 30 14.78 -126.85 14.79 -126.84 3.36 9.49 0.10 ***
20260701 05:14:30   Metop-C ASCAT 30 13.95 -126.75 13.95 -126.75 0.34 0.97 *** ***
20260701 04:47:30 * Metop-A ASCAT 30 14.05 -126.80 14.05 -126.80 0.21 0.58 *** ***

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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