-- Directory of older time series plots --


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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
20200716 00:45:16 * SSMIS-16 85-92GHz 20.0 18.24 -126.53 18.25 -126.29 0.36 1.02 4.10 1.8
20200715 21:28:10 * AMSR2 85-92GHz 20.0 18.37 -125.45 18.38 -125.31 0.47 1.32 1.80 0.9
20200715 14:35:32 * SSMIS-17 85-92GHz 20.0 18.54 -123.23 18.54 -123.35 0.35 0.98 0.20 2.0
20200715 02:01:53 * SSMIS-17 85-92GHz 24.2 18.12 -119.95 18.14 -120.24 0.29 0.83 0.70 5.0
20200715 00:10:50 * SSMIS-18 85-92GHz 24.9 18.05 -119.57 18.05 -119.52 0.26 0.75 0.90 11.4
20200714 20:44:55 AMSR2 85-92GHz 25.0 18.05 -118.28 18.06 -118.35 0.52 1.47 1.50 0.9
20200714 14:48:37 SSMIS-17 85-92GHz 25.0 18.34 -116.81 18.35 -116.86 0.29 0.81 2.90 4.0
20200714 12:57:33 SSMIS-18 85-92GHz 25.0 18.11 -116.50 18.00 -116.25 0.25 0.70 2.40 18.0
20200714 12:57:32 * SSMIS-18 85-92GHz 25.0 18.16 -116.47 18.05 -116.22 0.22 0.61 2.50 18.5
20200714 12:03:48 SSMIS-16 85-92GHz 25.0 17.96 -115.71 17.95 -115.69 0.24 0.67 2.70 7.9
20200714 09:51:55 * AMSR2 85-92GHz 25.0 17.83 -115.41 17.71 -115.19 0.32 0.91 2.50 13.4
20200714 02:14:38 * SSMIS-17 85-92GHz 28.1 16.92 -113.93 16.94 -114.00 0.24 0.69 0.50 5.0
20200714 02:12:50 SSMIS-17 85-92GHz 30.0 16.98 -114.06 17.00 -114.14 0.26 0.72 0.30 5.3
20200714 00:22:47 SSMIS-18 85-92GHz 30.0 16.71 -113.64 16.70 -113.58 0.39 1.09 0.70 1.9
20200714 00:21:16 SSMIS-18 85-92GHz 31.9 16.72 -113.60 16.71 -113.54 0.34 0.95 0.70 3.2
20200713 23:29:12 * SSMIS-16 85-92GHz 30.0 17.03 -113.04 17.05 -113.14 0.35 0.98 3.80 2.0
20200713 23:27:50 SSMIS-16 85-92GHz 31.4 16.91 -113.11 16.94 -113.21 0.42 1.20 1.10 1.5

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: ARCHER Track page

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