Tropical Depression 04B
ARCHER-V2 Auto-positioning Information Advanced Dvorak Technique (ADT) Version 9.0 |
-------FORECAST----- ----ARCHER---- 50% cert 95% cert Eyewall Conf Alpha Eye Date/Time(UTC) Source Sensor Lat Lon Vmax Lat Lon radius radius radius Score Score Prob . 20211111 09:00:00 METEOSAT NearIR 13.10 -80.60 35.0 12.95 -80.19 0.84 2.38 0.20 0.27 1.99 46.7 GIF 20211111 09:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.65 -80.85 0.24 0.69 N/A 1.30 6.61 0.0 GIF 20211111 10:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.68 -80.75 0.24 0.69 N/A 1.30 6.20 0.0 GIF 20211111 10:15:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.69 -80.72 0.24 0.69 N/A 1.30 6.09 0.0 GIF 20211111 11:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.71 -80.65 0.24 0.69 N/A 1.30 5.76 0.0 GIF 20211111 11:15:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.72 -80.62 0.24 0.69 N/A 1.30 5.64 0.0 GIF 20211111 12:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.74 -80.54 0.24 0.69 N/A 1.30 5.31 0.0 GIF 20211111 12:15:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.75 -80.52 0.24 0.69 N/A 1.30 5.20 0.0 GIF 20211111 13:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.64 -80.18 0.24 0.69 N/A 1.30 4.88 0.0 GIF 20211111 13:15:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.64 -80.17 0.24 0.69 N/A 1.30 4.77 0.0 GIF 20211111 14:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.64 -80.12 0.24 0.69 N/A 1.30 4.48 0.0 GIF 20211111 14:15:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.64 -80.10 0.24 0.69 N/A 1.30 4.38 0.0 GIF 20211111 15:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.64 -80.05 0.24 0.69 N/A 1.30 4.11 0.0 GIF 20211111 15:15:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.64 -80.03 0.24 0.69 N/A 1.30 4.02 0.0 GIF 20211111 16:00:00 METEOSAT IR 13.11 -79.73 30.0 12.69 -81.63 0.43 1.22 0.15 0.60 3.88 69.5 GIF 20211111 16:15:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.66 -79.97 0.24 0.69 N/A 1.30 3.70 0.0 GIF 20211111 17:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.66 -79.91 0.24 0.69 N/A 1.30 3.48 0.0 GIF 20211111 17:15:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.66 -79.90 0.24 0.69 N/A 1.30 3.41 0.0 GIF 20211111 18:00:00 AMSR2 85-92GHz 13.06 -80.72 35.0 12.68 -79.85 0.24 0.69 N/A 1.30 3.21 0.0 GIF 20211111 18:15:00 SSMI18 85-92GHz 13.17 -80.37 35.0 12.84 -79.53 0.37 1.06 N/A 0.57 3.15 0.0 GIF 20211111 19:00:00 SSMI18 85-92GHz 13.17 -80.37 35.0 12.85 -79.48 0.37 1.06 N/A 0.57 3.00 0.0 GIF 20211111 19:15:00 SSMI18 85-92GHz 13.17 -80.37 35.0 12.87 -79.46 0.37 1.06 N/A 0.57 2.95 0.0 GIF 20211111 20:00:00 SSMI18 85-92GHz 13.17 -80.37 35.0 12.88 -79.41 0.37 1.06 N/A 0.57 2.81 0.0 GIF 20211111 20:15:00 SSMI18 85-92GHz 13.17 -80.37 35.0 12.88 -79.39 0.37 1.06 N/A 0.57 2.77 0.0 GIF 20211111 21:00:00 SSMI18 85-92GHz 13.17 -80.37 35.0 12.90 -79.34 0.37 1.06 N/A 0.57 2.64 0.0 GIF 20211111 21:15:00 SSMI18 85-92GHz 13.17 -80.37 35.0 12.92 -79.33 0.37 1.06 N/A 0.57 2.60 0.0 GIF 20211111 22:00:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.34 -79.33 0.34 0.95 N/A 0.71 4.65 0.0 GIF 20211111 22:15:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.35 -79.31 0.34 0.95 N/A 0.71 4.59 0.0 GIF 20211111 23:00:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.37 -79.26 0.34 0.95 N/A 0.71 4.40 0.0 GIF 20211111 23:15:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.38 -79.25 0.34 0.95 N/A 0.71 4.34 0.0 GIF 20211112 00:00:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.40 -79.20 0.34 0.95 N/A 0.71 4.14 0.0 GIF 20211112 00:15:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.41 -79.18 0.34 0.95 N/A 0.71 4.08 0.0 GIF 20211112 01:00:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.43 -79.14 0.34 0.95 N/A 0.71 3.88 0.0 GIF 20211112 01:15:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.43 -79.12 0.34 0.95 N/A 0.71 3.82 0.0 GIF 20211112 02:00:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.45 -79.07 0.34 0.95 N/A 0.71 3.63 0.0 GIF 20211112 02:15:00 AMSR2 85-92GHz 13.19 -79.45 30.0 13.46 -79.06 0.34 0.95 N/A 0.71 3.57 0.0 GIF |
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 30-minute 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.
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Links to related versions: - Track Plot - Summary table - Intensity Estimation |