Tropical Storm 19S


ARCHER-V2 Auto-positioning Information
Advanced Dvorak Technique (ADT)
Version 9.1
 

                                         -------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    .
   20260129 19:30:00  METEOSAT       IR  -15.60   42.57  35.0   -14.52   42.52    1.33      0.35    0.47    0.57  3.57  10.6 PNG
   20260129 20:00:00  METEOSAT       IR  -15.60   42.58  35.0   -14.52   42.58    1.60      0.40    0.57    0.51  2.96  10.1 PNG
   20260129 20:45:00  METEOSAT       IR  -15.60   42.60  35.0   -14.95   42.39    1.05      0.50    0.37    0.67  4.52   7.6 PNG
   20260129 21:00:00  METEOSAT     SWIR  -15.60   42.62  35.0   -15.10   42.41    0.92      0.15     N/A    0.64  5.16   0.0 PNG
   20260129 21:30:00  METEOSAT       IR  -15.60   42.64  35.0   -15.20   42.45    0.62      0.25    0.22    0.99  7.71   3.0 PNG
   20260129 22:00:00  METEOSAT       IR  -15.60   42.65  35.0   -15.25   42.44    0.48      0.35     N/A    1.21  9.86   0.0 PNG
   20260129 22:45:00  METEOSAT       IR  -15.60   42.67  35.0   -15.35   42.52    0.66      0.05    0.23    0.93  7.15   2.7 PNG
   20260129 23:00:00  METEOSAT     SWIR  -15.60   42.69  35.0   -15.35   42.56    0.60      0.05     N/A    0.95  7.90   0.0 PNG
   20260129 23:30:00  METEOSAT       IR  -15.60   42.71  35.0   -15.40   42.50    0.81      0.05    0.29    0.80  5.87   7.5 PNG
   20260130 00:00:00  METEOSAT       IR  -15.60   42.73  35.0   -15.42   42.39    1.46      0.20    0.52    0.54  3.24   6.0 PNG
   20260130 00:30:00  METEOSAT     SWIR  -15.60   42.75  35.0   -15.55   41.97    1.71      0.50     N/A    0.36  2.77   0.0 PNG
   20260130 01:00:00  METEOSAT       IR  -15.60   42.78  35.0   -15.50   42.62    1.94      0.15    0.69    0.46  2.45   7.9 PNG
   20260130 01:30:00  METEOSAT     SWIR  -15.60   42.80  35.0   -15.52   42.75    1.46      0.45     N/A    0.42  3.25   0.0 PNG
   20260130 02:00:00  METEOSAT     SWIR  -15.60   42.82  45.0   -15.60   42.69    1.12      0.50     N/A    0.53  4.23   0.0 PNG
   20260130 02:30:00  METEOSAT     SWIR  -15.60   42.85  45.0   -15.65   42.74    1.27      0.50     N/A    0.47  3.74   0.0 PNG
   20260130 03:00:00  METEOSAT     SWIR  -15.60   42.87  45.0   -15.60   42.87    1.39      0.30     N/A    0.44  3.42   0.0 PNG
   20260130 03:30:00  METEOSAT     SWIR  -15.60   42.89  45.0   -15.75   42.79    3.33      0.50     N/A    0.21  1.43   0.0 PNG
   20260130 04:00:00  METEOSAT     SWIR  -15.60   42.92  45.0   -15.50   42.79    2.36      0.40     N/A    0.27  2.01   0.0 PNG
   20260130 04:30:00  METEOSAT       IR  -15.60   42.95  45.0   -15.52   42.84    9.49      0.40    3.36    0.20  0.50   3.0 PNG
   20260130 05:00:00  METEOSAT      Vis  -15.60   42.97  45.0   -15.50   43.08    1.38      0.40     N/A    0.30  3.45   0.0 PNG
   20260130 05:30:00  METEOSAT      Vis  -15.60   43.00  45.0   -15.30   45.03    1.91      0.35     N/A    0.23  2.49   0.0 PNG
   20260130 06:00:00  METEOSAT      Vis  -15.60   43.03  45.0   -15.00   45.00    0.96      0.50     N/A    0.40  4.95   0.0 PNG
   20260130 06:30:00  METEOSAT      Vis  -15.60   43.06  45.0   -14.98   44.88    0.86      0.25     N/A    0.44  5.51   0.0 PNG
   20260130 07:00:00  METEOSAT      Vis  -15.60   43.09  60.0   -14.80   44.60    1.43      0.10     N/A    0.29  3.32   0.0 PNG
   20260130 07:30:00  METEOSAT       IR  -15.67   42.70  60.0   -15.67   42.70    9.49      0.50     N/A    0.00  0.50   0.0 PNG
   20260130 08:00:00  METEOSAT     SWIR  -15.61   43.17  60.0   -14.81   44.39    2.23      0.05     N/A    0.29  2.13   0.0 PNG
   20260130 08:30:00  METEOSAT      Vis  -15.70   42.80  60.0   -15.50   42.91    1.35      0.40     N/A    0.30  3.51   0.0 PNG
   20260130 09:00:00  METEOSAT       IR  -15.72   42.85  60.0   -14.82   44.62    3.80      0.20    1.34    0.34  1.25   1.6 PNG
   20260130 09:30:00  METEOSAT       IR  -15.73   42.90  60.0   -15.23   44.90    3.73      0.15    1.32    0.34  1.27   7.2 PNG
   20260130 10:00:00  METEOSAT      Vis  -15.75   42.95  60.0   -15.70   42.93    0.73      0.50     N/A    0.51  6.47   0.0 PNG
   20260130 10:30:00  METEOSAT      Vis  -15.76   43.00  60.0   -15.66   42.90    0.77      0.35     N/A    0.49  6.18   0.0 PNG
   20260130 11:00:00  METEOSAT      Vis  -15.78   43.05  60.0   -15.40   42.90    0.41      0.05     N/A    0.86 11.61   0.0 PNG
   20260130 11:30:00  METEOSAT       IR  -15.79   43.10  60.0   -15.79   43.10    9.49      0.50     N/A    0.00  0.50   0.0 PNG
   20260130 12:00:00  METEOSAT      Vis  -15.80   43.15  60.0   -15.45   43.05    0.32      0.10     N/A    1.07 14.67   0.0 PNG
   20260130 12:30:00  METEOSAT      Vis  -15.81   43.20  60.0   -15.61   43.31    0.30      0.40     N/A    1.15 15.84   0.0 PNG
   20260130 13:00:00  METEOSAT      Vis  -15.83   43.25  80.0   -15.63   43.30    0.35      0.20     N/A    0.74 13.45   0.0 PNG
   20260130 13:30:00  METEOSAT      Vis  -15.60   43.25  60.0   -15.63   43.28    0.43      0.35     N/A    0.83 11.14   0.0 PNG
   20260130 14:00:00  METEOSAT       IR  -15.63   43.31  80.0   -15.65   43.37    0.62      0.50    0.22    0.69  7.61  12.1 PNG
   20260130 14:30:00       GMI    89GHz  -15.70   43.40  80.0   -15.50   43.56    0.29      0.25    0.10    4.18 16.31 100.0 PNG
   20260130 15:00:00  METEOSAT     SWIR  -15.73   43.47  80.0   -15.73   43.37    0.32      0.05     N/A    1.17 15.05   0.0 PNG
   20260130 15:30:00       GMI    89GHz  -15.70   43.40  80.0   -15.53   43.62    0.29      0.25    0.10    4.18 15.95 100.0 PNG
   20260130 16:00:00       GMI    89GHz  -15.70   43.40  80.0   -15.55   43.69    0.29      0.25    0.10    4.18 15.19 100.0 PNG
   20260130 16:30:00       GMI    89GHz  -15.70   43.40  80.0   -15.57   43.75    0.29      0.25    0.10    4.18 14.29 100.0 PNG
   20260130 17:00:00  METEOSAT       IR  -15.85   43.73  80.0   -15.42   43.75    0.33      0.15    0.12    1.42 14.51 100.0 PNG
   20260130 17:30:00  METEOSAT       IR  -15.88   43.79  80.0   -15.43   43.90    0.31      0.10    0.11    1.52 15.37 100.0 PNG
   20260130 18:00:00  METEOSAT       IR  -15.90   43.85  80.0   -15.48   43.96    0.38      0.10    0.14    1.20 12.43 100.0 PNG
   20260130 18:45:00       GMI    89GHz  -15.70   43.40  80.0   -15.67   44.02    0.29      0.25    0.10    4.18 10.27 100.0 PNG
   20260130 19:00:00  METEOSAT     SWIR  -15.95   43.98  80.0   -15.60   44.32    0.46      0.10     N/A    0.81 10.39   0.0 PNG
   20260130 19:30:00  METEOSAT       IR  -15.97   44.04  80.0   -15.62   44.45    0.51      0.45    0.18    0.87  9.33   4.2 PNG
   20260130 20:00:00  METEOSAT       IR  -15.99   44.10  95.0   -15.59   44.57    0.49      0.40    0.17    0.84  9.74  22.4 PNG
   20260130 20:30:00  METEOSAT     SWIR  -16.01   44.16  95.0   -15.66   44.42    0.54      0.10     N/A    0.63  8.77   0.0 PNG
   20260130 21:00:00  METEOSAT     SWIR  -16.03   44.22  95.0   -15.68   44.50    0.36      0.20     N/A    0.94 13.04   0.0 PNG
   20260130 21:30:00  METEOSAT     SWIR  -16.04   44.27  95.0   -15.74   44.51    0.37      0.10     N/A    0.93 12.90   0.0 PNG
   20260130 22:00:00  METEOSAT     SWIR  -16.06   44.33  95.0   -15.81   44.54    0.41      0.15     N/A    0.83 11.54   0.0 PNG
   20260130 22:30:00  METEOSAT     SWIR  -16.07   44.39  95.0   -15.82   44.62    0.40      0.15     N/A    0.86 11.99   0.0 PNG
   20260130 23:00:00  METEOSAT       IR  -16.09   44.45  95.0   -15.79   44.65    0.42      0.15    0.15    1.01 11.28 100.0 PNG
   20260130 23:30:00     AMSR2    89GHz  -16.11   44.50  95.0   -15.71   44.60    0.32      0.20    0.11    3.21 14.74 100.0 PNG
   20260131 00:00:00     AMSR2    89GHz  -16.11   44.50  95.0   -15.70   44.60    0.32      0.20    0.11    3.21 12.44 100.0 PNG
   20260131 00:30:00     AMSR2    89GHz  -16.11   44.50  95.0   -15.73   44.66    0.32      0.20    0.11    3.21 11.64 100.0 PNG
   20260131 01:00:00  METEOSAT       IR  -16.15   44.67 100.0   -15.90   45.01    0.39      0.15    0.14    1.10 15.00 100.0 PNG
   20260131 01:30:00  METEOSAT       IR  -16.20   45.07 100.0   -15.93   45.12    0.46      0.15    0.16    0.90 15.00 100.0 PNG
   20260131 02:00:00  METEOSAT       IR  -16.25   45.14 100.0   -15.95   45.24    0.60      0.10    0.21    0.65 15.00 100.0 PNG
   20260131 03:00:00  METEOSAT       IR  -16.35   45.27 100.0   -16.18   45.37    0.38      0.10    0.13    1.13 15.00 100.0 PNG
   20260131 03:30:00  METEOSAT       IR  -16.40   45.34 100.0   -16.20   45.47    0.36      0.10    0.13    1.20 15.00  97.4 PNG
   20260131 04:00:00  METEOSAT     SWIR  -16.45   45.40 100.0   -16.18   45.53    0.32      0.25     N/A    1.05 14.66   0.0 PNG
   20260131 04:00:00  METEOSAT      Vis  -16.50   45.47 100.0   -16.35   45.52    0.69      0.10     N/A    0.23 15.00   0.0 PNG
   20260131 05:00:00  METEOSAT      Vis  -16.55   45.54 100.0   -16.45   45.69    0.29      0.15     N/A    0.90 15.00   0.0 PNG
   20260131 05:30:00  METEOSAT      Vis  -16.60   45.60 100.0   -16.50   45.73    0.28      0.05     N/A    0.91 15.00   0.0 PNG
   20260131 06:00:00  METEOSAT      Vis  -16.65   45.67 100.0   -16.50   45.83    0.25      0.20     N/A    1.06 19.04   0.0 PNG
   20260131 06:30:00  METEOSAT      Vis  -16.70   45.74 100.0   -16.65   45.87    0.17      0.05     N/A    1.63 15.00   0.0 PNG
   20260131 07:00:00  METEOSAT      Vis  -16.75   45.80  75.0   -16.55   45.96    0.26      0.05     N/A    1.13 18.26   0.0 PNG
   20260131 07:30:00  METEOSAT      Vis  -16.80   45.87  75.0   -16.65   45.97    0.20      0.10     N/A    1.47 23.17   0.0 PNG
   20260131 08:00:00  METEOSAT      Vis  -16.85   45.94  75.0   -16.65   46.14    0.17      0.05     N/A    1.79 27.76   0.0 PNG
   20260131 08:30:00  METEOSAT      Vis  -16.90   46.00  75.0   -16.75   46.21    0.18      0.20     N/A    1.69 26.28   0.0 PNG
   20260131 09:00:00  METEOSAT      Vis  -16.95   46.07  75.0   -16.90   46.28    0.18      0.10     N/A    1.69 26.34   0.0 PNG
   20260131 09:30:00  METEOSAT      Vis  -17.00   46.14  75.0   -17.00   46.29    0.18      0.10     N/A    1.69 26.34   0.0 PNG
   20260131 10:00:00  METEOSAT      Vis  -17.05   46.20  75.0   -17.03   46.36    0.20      0.05     N/A    1.52 23.90   0.0 PNG
   20260131 10:30:00  METEOSAT      Vis  -17.10   46.27  75.0   -17.10   46.43    0.19      0.05     N/A    1.61 25.20   0.0 PNG
   20260131 11:00:00  METEOSAT      Vis  -17.15   46.34  75.0   -17.20   46.49    0.23      0.05     N/A    1.31 20.77   0.0 PNG
   20260131 11:00:00  METEOSAT      Vis  -17.20   46.40  75.0   -17.20   46.51    0.22      0.05     N/A    1.34 21.18   0.0 PNG
   20260131 12:00:00  METEOSAT      Vis  -17.25   46.47  75.0   -17.35   46.57    0.24      0.50     N/A    1.22 19.44   0.0 PNG
   20260131 12:30:00  METEOSAT      Vis  -17.30   46.54  75.0   -17.40   46.64    0.26      0.50     N/A    1.15 18.49   0.0 PNG
   20260131 13:00:00  METEOSAT      Vis  -17.36   46.61  60.0   -17.46   46.71    0.29      0.50     N/A    1.18 16.19   0.0 PNG
 
 
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.

 
Links to related versions:
  - Track Plot
  - Summary table
  - Intensity Estimation