Typhoon 20S


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    .
   20260206 03:30:00  HIMAWARI       IR  -17.92  121.43  30.0   -17.12  120.17    0.85      0.05    0.30    0.77  5.56  34.3 PNG
   20260206 04:00:00  HIMAWARI       IR  -17.94  121.36  30.0   -17.04  120.15    1.21      0.05    0.43    0.61  3.93   7.5 PNG
   20260206 04:30:00  HIMAWARI      Vis  -17.95  121.30  30.0   -17.23  120.35    1.01      0.05     N/A    0.38  4.71   0.0 PNG
   20260206 05:00:00  HIMAWARI       IR  -17.97  121.23  30.0   -16.92  120.07    1.69      0.05    0.60    0.49  2.80   4.3 PNG
   20260206 05:30:00  HIMAWARI      Vis  -17.99  121.16  30.0   -18.19  120.63    0.56      0.10     N/A    0.65  8.52   0.0 PNG
   20260206 05:50:00  HIMAWARI      Vis  -18.01  121.09  30.0   -18.21  120.61    0.53      0.40     N/A    0.68  8.97   0.0 PNG
   20260206 06:30:00  HIMAWARI      Vis  -18.03  121.02  30.0   -18.18  120.49    0.85      0.30     N/A    0.44  5.57   0.0 PNG
   20260206 07:00:00  HIMAWARI      Vis  -18.05  120.94  30.0   -18.20  120.37    1.41      0.35     N/A    0.29  3.36   0.0 PNG
   20260206 07:20:00  HIMAWARI       IR  -18.08  120.87  35.0   -18.33  120.19    1.15      0.15    0.41    0.63  4.13  10.7 PNG
   20260206 07:50:00  HIMAWARI      Vis  -18.87  120.63  30.0   -18.27  120.37    1.35      0.30     N/A    0.30  3.51   0.0 PNG
   20260206 08:30:00  HIMAWARI       IR  -18.88  120.56  35.0   -18.23  119.72    1.07      0.20    0.38    0.66  4.45   0.7 PNG
   20260206 08:50:00  HIMAWARI     SWIR  -18.90  120.50  35.0   -18.10  120.29    1.43      0.05     N/A    0.43  3.33   0.0 PNG
   20260206 09:20:00  HIMAWARI     SWIR  -18.92  120.43  35.0   -17.97  120.19    1.10      0.05     N/A    0.54  4.32   0.0 PNG
   20260206 09:50:00  HIMAWARI     SWIR  -18.94  120.36  35.0   -18.04  120.28    1.19      0.05     N/A    0.50  3.99   0.0 PNG
   20260206 10:20:00  HIMAWARI     SWIR  -18.95  120.29  35.0   -18.05  120.22    0.88      0.10     N/A    0.66  5.38   0.0 PNG
   20260206 11:00:00  HIMAWARI       IR  -18.97  120.23  35.0   -18.02  119.38    1.17      0.30    0.41    0.62  4.07  14.4 PNG
   20260206 11:20:00  HIMAWARI       IR  -18.99  120.16  35.0   -18.17  119.39    1.54      0.05    0.55    0.52  3.08  14.9 PNG
   20260206 11:50:00  HIMAWARI     SWIR  -19.01  120.09  35.0   -18.19  119.87    2.08      0.05     N/A    0.31  2.28   0.0 PNG
   20260206 12:20:00  HIMAWARI     SWIR  -19.03  120.02  35.0   -18.46  119.81    1.10      0.10     N/A    0.54  4.33   0.0 PNG
   20260206 12:50:00  HIMAWARI     SWIR  -19.05  119.94  35.0   -18.23  119.87    1.83      0.05     N/A    0.34  2.59   0.0 PNG
   20260206 13:20:00  HIMAWARI     SWIR  -19.08  119.87  40.0   -18.63  119.56    1.74      0.05     N/A    0.36  2.72   0.0 PNG
   20260206 13:50:00  HIMAWARI       IR  -18.63  119.53  40.0   -18.28  119.11    1.39      0.30    0.49    0.55  3.42   0.6 PNG
   20260206 14:20:00  HIMAWARI       IR  -18.67  119.46  40.0   -18.17  118.86    0.81      0.05    0.29    0.80  5.84  47.6 PNG
   20260206 14:50:00  HIMAWARI       IR  -18.70  119.40  40.0   -18.25  118.98    1.49      0.25    0.53    0.53  3.17   0.7 PNG
   20260206 15:20:00  HIMAWARI       IR  -18.73  119.33  40.0   -18.28  118.88    0.63      0.45    0.22    0.98  7.58   3.4 PNG
   20260206 15:50:00  HIMAWARI       IR  -18.76  119.26  40.0   -18.21  118.74    0.61      0.50    0.22    0.99  7.75   3.2 PNG
   20260206 16:20:00  HIMAWARI       IR  -18.79  119.19  40.0   -18.19  118.72    0.55      0.10    0.19    1.08  8.64   1.2 PNG
   20260206 16:50:00  HIMAWARI       IR  -18.82  119.13  40.0   -18.25  118.76    0.58      0.10    0.20    1.04  8.21  10.7 PNG
   20260206 17:20:00  HIMAWARI       IR  -18.85  119.06  45.0   -18.30  118.79    1.29      0.30    0.46    0.58  3.68   0.5 PNG
   20260206 17:50:00  HIMAWARI     SWIR  -18.88  118.99  45.0   -18.48  119.41    1.82      0.05     N/A    0.34  2.61   0.0 PNG
   20260206 18:20:00  HIMAWARI       IR  -18.90  118.92  45.0   -18.65  118.84    1.21      0.45    0.43    0.61  3.92  13.1 PNG
   20260206 18:50:00  HIMAWARI     SWIR  -18.93  118.84  45.0   -18.68  118.63    2.25      0.05     N/A    0.29  2.11   0.0 PNG
   20260206 19:20:00     AMSR2    89GHz  -18.95  118.77  50.0   -18.75  119.09    0.66      0.40    0.23    1.38  7.16  49.9 PNG
   20260206 19:50:00  HIMAWARI       IR  -19.03  118.73  45.0   -18.48  118.33    0.45      0.10    0.16    1.28 10.64   2.0 PNG
   20260206 20:20:00  HIMAWARI       IR  -18.99  118.63  50.0   -18.44  118.31    0.53      0.05    0.19    1.11  8.92   4.0 PNG
   20260206 20:50:00  HIMAWARI       IR  -19.01  118.55  50.0   -18.31  118.34    0.51      0.05    0.18    1.14  9.23   2.1 PNG
   20260206 21:20:00  HIMAWARI       IR  -19.13  118.53  50.0   -18.28  118.37    0.46      0.20     N/A    1.25 10.33   0.0 PNG
   20260206 22:00:00     AMSR2    89GHz  -18.95  118.77  50.0   -18.97  118.79    0.66      0.40    0.23    1.38  5.23  49.9 PNG
   20260206 22:20:00  HIMAWARI       IR  -19.20  118.40  50.0   -18.40  118.40    0.91      0.40    0.32    0.74  5.23   2.7 PNG
   20260206 22:50:00  HIMAWARI       IR  -19.23  118.34  50.0   -18.38  118.26    0.86      0.10    0.30    0.77  5.53  43.3 PNG
   20260206 23:20:00     AMSR2    89GHz  -18.95  118.77  50.0   -19.06  118.63    0.66      0.40    0.23    1.38  4.65  49.9 PNG
   20260206 23:50:00  HIMAWARI      Vis  -19.30  118.21  50.0   -19.28  118.21    0.95      0.15     N/A    0.40  4.98   0.0 PNG
   20260207 00:20:00     AMSR2    89GHz  -18.95  118.77  50.0   -19.12  118.50    0.66      0.40    0.23    1.38  4.26  49.9 PNG
   20260207 00:50:00  HIMAWARI      Vis  -19.37  118.08  50.0   -19.32  118.08    0.93      0.35     N/A    0.41  5.12   0.0 PNG
   20260207 01:20:00     AMSR2    89GHz  -18.95  118.77  50.0   -19.20  118.39    0.66      0.40    0.23    1.38  3.91  49.9 PNG
   20260207 01:50:00  HIMAWARI      Vis  -19.13  118.13  60.0   -19.23  118.03    0.72      0.20     N/A    0.51  6.55   0.0 PNG
   20260207 02:20:00  HIMAWARI      Vis  -19.17  118.06  60.0   -19.27  117.96    0.34      0.20     N/A    1.01 13.81   0.0 PNG
   20260207 02:50:00  HIMAWARI      Vis  -19.20  118.00  60.0   -19.33  117.79    0.36      0.20     N/A    0.97 13.16   0.0 PNG
   20260207 03:20:00  HIMAWARI      Vis  -19.23  117.93  60.0   -19.43  117.56    0.37      0.35     N/A    0.94 12.75   0.0 PNG
   20260207 04:00:00  HIMAWARI      Vis  -19.27  117.87  60.0   -19.47  117.58    0.43      0.25     N/A    0.82 10.94   0.0 PNG
   20260207 04:20:00  HIMAWARI      Vis  -19.30  117.80  60.0   -19.70  117.54    0.73      0.30     N/A    0.51  6.52   0.0 PNG
   20260207 04:50:00  HIMAWARI      Vis  -19.34  117.74  60.0   -19.39  117.58    0.73      0.35     N/A    0.51  6.51   0.0 PNG
   20260207 05:20:00  HIMAWARI      Vis  -19.38  117.68  60.0   -19.48  117.63    0.85      0.50     N/A    0.45  5.60   0.0 PNG
   20260207 05:50:00  HIMAWARI      Vis  -19.41  117.62  60.0   -19.56  117.62    1.38      0.35     N/A    0.30  3.44   0.0 PNG
   20260207 06:20:00     AMSR2    89GHz  -19.45  117.56  60.0   -19.45  117.56    0.22      0.35    0.08    5.72 21.38 100.0 PNG
   20260207 07:00:00     AMSR2    89GHz  -19.45  117.56  60.0   -19.50  117.54    0.22      0.35    0.08    5.72 17.93 100.0 PNG
   20260207 07:20:00     AMSR2    89GHz  -19.45  117.56  60.0   -19.53  117.50    0.22      0.35    0.08    5.72 16.61 100.0 PNG
   20260207 07:50:00       GMI    89GHz  -19.60  117.33  65.0   -19.70  117.28    0.28      0.30    0.10    4.45 17.14 100.0 PNG
   20260207 08:20:00       GMI    89GHz  -19.60  117.33  65.0   -19.74  117.24    0.28      0.30    0.10    4.45 16.86 100.0 PNG
   20260207 08:50:00       GMI    89GHz  -19.60  117.33  65.0   -19.79  117.17    0.28      0.30    0.10    4.45 16.08 100.0 PNG
   20260207 09:20:00       GMI    89GHz  -19.60  117.33  65.0   -19.83  117.11    0.28      0.30    0.10    4.45 15.11 100.0 PNG
   20260207 09:50:00       GMI    89GHz  -19.60  117.33  65.0   -19.88  117.05    0.28      0.30    0.10    4.45 14.09 100.0 PNG
   20260207 10:20:00       GMI    89GHz  -19.60  117.33  65.0   -19.92  116.99    0.28      0.30    0.10    4.45 13.07 100.0 PNG
   20260207 10:50:00       GMI    89GHz  -19.60  117.33  65.0   -19.96  116.93    0.28      0.30    0.10    4.45 12.09 100.0 PNG
   20260207 11:20:00       GMI    89GHz  -19.60  117.33  65.0   -20.00  116.87    0.28      0.30    0.10    4.45 11.18 100.0 PNG
   20260207 11:50:00       GMI    89GHz  -19.60  117.33  65.0   -20.04  116.82    0.28      0.30    0.10    4.45 10.34 100.0 PNG
   20260207 12:20:00       GMI    89GHz  -19.60  117.33  65.0   -20.08  116.76    0.28      0.30    0.10    4.45  9.57 100.0 PNG
   20260207 12:50:00       GMI    89GHz  -19.60  117.33  65.0   -20.12  116.71    0.28      0.30    0.10    4.45  8.87 100.0 PNG
   20260207 13:20:00  HIMAWARI       IR  -20.10  116.65  75.0   -19.75  116.43    0.54      0.05    0.19    0.89  8.81  14.8 PNG
   20260207 13:50:00  HIMAWARI       IR  -20.20  116.50  75.0   -19.70  116.29    0.47      0.05    0.17    1.03 10.15  10.0 PNG
   20260207 14:20:00  HIMAWARI       IR  -20.25  116.45  75.0   -19.80  116.29    0.53      0.30     N/A    0.90  8.92   0.0 PNG
   20260207 14:50:00  HIMAWARI       IR  -20.30  116.40  75.0   -19.85  116.29    0.43      0.20    0.15    1.14 11.16   6.3 PNG
   20260207 15:20:00  HIMAWARI       IR  -20.35  116.35  75.0   -19.65  116.30    0.41      0.05    0.14    1.19 11.64  42.0 PNG
   20260207 15:50:00  HIMAWARI       IR  -20.40  116.30  75.0   -19.85  116.19    0.44      0.15    0.15    1.11 10.87   1.2 PNG
   20260207 16:20:00  HIMAWARI       IR  -20.45  116.25  75.0   -19.92  116.11    0.64      0.05    0.23    0.74  7.41  10.0 PNG
   20260207 16:50:00  HIMAWARI       IR  -20.49  116.19  75.0   -19.77  116.09    0.51      0.05    0.18    0.94  9.32  45.9 PNG
   20260207 17:20:00  HIMAWARI       IR  -20.54  116.14  80.0   -19.74  115.93    0.44      0.05    0.15    1.04 10.87  47.1 PNG
   20260207 17:50:00  HIMAWARI       IR  -20.58  116.09  80.0   -19.66  115.77    0.51      0.05    0.18    0.86  9.24  44.9 PNG
   20260207 18:20:00  HIMAWARI       IR  -20.62  116.03  80.0   -19.77  115.71    0.52      0.05    0.18    0.85  9.14  24.1 PNG
   20260207 18:50:00  HIMAWARI       IR  -20.66  115.98  80.0   -19.71  115.68    0.58      0.30    0.21    0.75  8.18   2.0 PNG
   20260207 19:20:00  HIMAWARI       IR  -20.70  115.92  80.0   -19.70  115.60    0.56      0.25     N/A    0.77  8.42   0.0 PNG
   20260207 19:50:00  HIMAWARI       IR  -20.45  116.02  80.0   -19.70  115.59    0.51      0.25    0.18    0.87  9.31   3.4 PNG
   20260207 20:20:00     AMSR2    89GHz  -20.49  115.97  80.0   -20.09  115.81    0.36      0.25    0.13    2.51 13.07 100.0 PNG
   20260207 20:40:00     AMSR2    89GHz  -20.49  115.97  80.0   -20.08  115.77    0.36      0.25    0.13    2.51 10.23 100.0 PNG
   20260207 21:20:00       GMI    89GHz  -20.53  115.85  80.0   -20.38  115.58    0.31      0.30    0.11    3.55 15.09 100.0 PNG
   20260207 21:50:00       GMI    89GHz  -20.53  115.85  80.0   -20.41  115.55    0.31      0.30    0.11    3.55 14.80 100.0 PNG
   20260207 22:20:00       GMI    89GHz  -20.53  115.85  80.0   -20.44  115.50    0.31      0.30    0.11    3.55 14.15 100.0 PNG
   20260207 22:50:00       GMI    89GHz  -20.53  115.85  80.0   -20.48  115.46    0.31      0.30    0.11    3.55 13.37 100.0 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