Typhoon 21S


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    .
   20260208 02:00:00  METEOSAT       IR  -18.00   56.82  35.0   -16.95   57.13    0.37      0.05     N/A    1.50 12.72   0.0 PNG
   20260208 02:30:00  METEOSAT       IR  -18.00   56.80  35.0   -16.90   57.17    0.34      0.30     N/A    1.62 13.94   0.0 PNG
   20260208 03:00:00  METEOSAT       IR  -18.00   56.78  35.0   -16.80   57.26    0.34      0.10     N/A    1.60 13.77   0.0 PNG
   20260208 03:30:00  METEOSAT       IR  -18.00   56.77  35.0   -16.90   57.37    0.45      0.15    0.16    1.26 10.43   3.9 PNG
   20260208 04:00:00  METEOSAT       IR  -18.00   56.75  35.0   -16.75   57.06    0.74      0.25    0.26    0.86  6.42   3.6 PNG
   20260208 04:30:00  METEOSAT     SWIR  -17.99   56.73  35.0   -16.59   56.84    1.21      0.15     N/A    0.50  3.93   0.0 PNG
   20260208 05:00:00  METEOSAT     SWIR  -17.99   56.72  35.0   -16.49   56.82    0.84      0.05     N/A    0.69  5.65   0.0 PNG
   20260208 05:30:00  METEOSAT     SWIR  -17.99   56.70  35.0   -16.41   56.80    0.87      0.05     N/A    0.67  5.44   0.0 PNG
   20260208 06:00:00  METEOSAT     SWIR  -17.98   56.68  35.0   -16.31   56.81    1.03      0.20     N/A    0.57  4.59   0.0 PNG
   20260208 06:30:00  METEOSAT     SWIR  -17.98   56.67  35.0   -16.23   56.85    1.01      0.05     N/A    0.58  4.68   0.0 PNG
   20260208 07:00:00  METEOSAT     SWIR  -17.97   56.65  35.0   -16.05   56.86    1.60      0.05     N/A    0.38  2.96   0.0 PNG
   20260208 07:30:00  METEOSAT      Vis  -17.97   56.63  35.0   -17.72   57.42    1.17      0.25     N/A    0.34  4.07   0.0 PNG
   20260208 08:00:00  METEOSAT       IR  -17.96   56.62  35.0   -17.41   57.67    0.60      0.10    0.21    1.00  7.86  72.2 PNG
   20260208 08:45:00  METEOSAT       IR  -17.96   56.60  35.0   -17.56   57.73    1.11      0.10    0.39    0.64  4.27  63.1 PNG
   20260208 09:00:00  METEOSAT       IR  -17.95   56.58  35.0   -17.42   57.53    1.59      0.20    0.56    0.51  2.98  20.3 PNG
   20260208 09:30:00  METEOSAT       IR  -17.94   56.57  35.0   -17.61   57.62    0.96      0.05    0.34    0.71  4.93  65.7 PNG
   20260208 10:00:00  METEOSAT      Vis  -17.93   56.55  35.0   -17.83   57.07    0.64      0.20     N/A    0.57  7.41   0.0 PNG
   20260208 10:30:00  METEOSAT      Vis  -17.92   56.53  35.0   -17.82   57.01    0.67      0.15     N/A    0.55  7.12   0.0 PNG
   20260208 11:00:00  METEOSAT      Vis  -17.91   56.52  35.0   -18.01   56.94    0.80      0.15     N/A    0.47  5.93   0.0 PNG
   20260208 11:30:00  METEOSAT      Vis  -17.90   56.50  35.0   -18.05   56.94    0.80      0.05     N/A    0.47  5.96   0.0 PNG
   20260208 12:00:00  METEOSAT      Vis  -17.89   56.48  35.0   -18.04   56.85    0.38      0.05     N/A    0.92 12.51   0.0 PNG
   20260208 12:30:00  METEOSAT       IR  -17.88   56.46  35.0   -17.73   57.19    0.57      0.05    0.20    1.05  8.36   1.1 PNG
   20260208 13:00:00  METEOSAT       IR  -17.87   56.44  35.0   -17.80   57.07    0.78      0.35    0.28    0.82  6.07   6.9 PNG
   20260208 13:30:00  METEOSAT       IR  -17.86   56.41  35.0   -17.81   57.07    0.50      0.05    0.18    1.17  9.48  20.9 PNG
   20260208 14:00:00  METEOSAT       IR  -17.86   56.38  35.0   -17.88   56.96    0.43      0.05    0.15    1.31 10.93  47.9 PNG
   20260208 14:30:00  METEOSAT       IR  -18.30   56.40  35.0   -18.00   56.98    0.48      0.20    0.17    1.20  9.83   7.3 PNG
   20260208 15:00:00  METEOSAT       IR  -18.30   56.37  35.0   -18.00   56.94    0.41      0.25    0.14    1.39 11.71   8.5 PNG
   20260208 15:30:00  METEOSAT       IR  -18.30   56.33  35.0   -18.05   56.96    0.41      0.30    0.15    1.37 11.48  47.3 PNG
   20260208 16:00:00  METEOSAT       IR  -18.30   56.30  35.0   -18.05   56.93    0.45      0.45    0.16    1.28 10.56   4.2 PNG
   20260208 16:30:00  METEOSAT     SWIR  -18.29   56.27  35.0   -17.84   56.77    0.60      0.35     N/A    0.95  7.91   0.0 PNG
   20260208 17:00:00  METEOSAT     SWIR  -18.29   56.24  35.0   -18.14   56.77    0.62      0.15     N/A    0.92  7.65   0.0 PNG
   20260208 17:30:00  METEOSAT       IR  -18.29   56.21  35.0   -18.19   56.63    0.61      0.30     N/A    1.00  7.82   0.0 PNG
   20260208 18:00:00  METEOSAT       IR  -18.28   56.18  35.0   -18.26   56.55    0.87      0.05    0.31    0.76  5.43  10.0 PNG
   20260208 18:30:00  METEOSAT       IR  -18.28   56.15  35.0   -18.33   56.47    1.06      0.10     N/A    0.66  4.47   0.0 PNG
   20260208 19:00:00  METEOSAT       IR  -18.27   56.12  40.0   -18.40   56.28    1.03      0.15    0.36    0.68  4.61   1.5 PNG
   20260208 19:30:00  METEOSAT       IR  -18.27   56.10  40.0   -18.32   56.10    0.56      0.05     N/A    1.06  8.40   0.0 PNG
   20260208 20:00:00  METEOSAT       IR  -18.26   56.07  40.0   -18.36   56.07    0.33      0.05    0.12    1.66 14.34   6.0 PNG
   20260208 20:30:00  METEOSAT       IR  -18.25   56.04  40.0   -18.30   55.94    0.31      0.10    0.11    1.75 15.19  36.2 PNG
   20260208 21:00:00  METEOSAT       IR  -18.25   56.02  40.0   -18.35   55.91    0.29      0.05    0.10    1.84 16.10  19.7 PNG
   20260208 21:30:00  METEOSAT       IR  -18.24   55.99  40.0   -18.39   55.78    0.31      0.10     N/A    1.77 15.40   0.0 PNG
   20260208 22:00:00  METEOSAT       IR  -18.23   55.97  40.0   -18.38   55.65    0.35      0.05    0.12    1.58 13.56   2.9 PNG
   20260208 22:30:00  METEOSAT       IR  -18.22   55.94  40.0   -18.27   55.52    0.44      0.30     N/A    1.31 10.84   0.0 PNG
   20260208 23:00:00  METEOSAT       IR  -18.21   55.92  40.0   -18.23   55.45    0.66      0.05    0.23    0.94  7.19   8.0 PNG
   20260208 23:30:00  METEOSAT       IR  -18.20   55.90  40.0   -18.40   55.53    0.42      0.10    0.15    1.35 11.23  47.3 PNG
   20260209 00:00:00  METEOSAT       IR  -18.19   55.88  40.0   -18.49   55.56    0.44      0.40    0.16    1.30 10.78  11.7 PNG
   20260209 00:30:00     AMSR2    89GHz  -18.20   55.90  40.0   -18.34   55.53    0.79      0.05    0.28    1.04  5.41  50.6 PNG
   20260209 01:00:00  METEOSAT       IR  -18.17   55.80  45.0   -18.44   55.28    0.77      0.05    0.27    0.83  6.17  62.0 PNG
   20260209 01:30:00  METEOSAT       IR  -17.90   55.33  45.0   -18.25   54.96    0.80      0.20     N/A    0.81  5.95   0.0 PNG
   20260209 02:00:00  METEOSAT       IR  -17.90   55.26  45.0   -18.25   54.90    0.42      0.05    0.15    1.37 11.43  24.1 PNG
   20260209 02:30:00  METEOSAT       IR  -17.90   55.20  45.0   -18.20   54.88    0.39      0.20     N/A    1.44 12.17   0.0 PNG
   20260209 03:00:00  METEOSAT       IR  -17.90   55.13  45.0   -18.15   54.87    0.31      0.05     N/A    1.74 15.13   0.0 PNG
   20260209 03:30:00  METEOSAT       IR  -17.90   55.06  45.0   -18.12   54.75    0.33      0.05    0.12    1.67 14.42  16.5 PNG
   20260209 04:00:00  METEOSAT      Vis  -17.90   55.00  45.0   -18.10   54.86    0.27      0.10     N/A    1.28 17.71   0.0 PNG
   20260209 04:30:00  METEOSAT      Vis  -17.90   54.93  45.0   -18.00   54.87    0.24      0.15     N/A    1.43 19.84   0.0 PNG
   20260209 05:00:00  METEOSAT      Vis  -17.89   54.86  45.0   -18.09   54.70    0.25      0.15     N/A    1.39 19.20   0.0 PNG
   20260209 05:30:00  METEOSAT      Vis  -17.89   54.79  45.0   -18.04   54.63    0.21      0.20     N/A    1.61 22.46   0.0 PNG
   20260209 06:00:00  METEOSAT      Vis  -17.89   54.72  45.0   -17.99   54.56    0.23      0.10     N/A    1.51 20.99   0.0 PNG
   20260209 06:30:00  METEOSAT      Vis  -17.88   54.64  45.0   -17.96   54.54    0.20      0.10     N/A    1.67 23.26   0.0 PNG
   20260209 07:00:00  METEOSAT      Vis  -17.88   54.57  50.0   -17.88   54.57    0.23      0.15     N/A    1.52 21.05   0.0 PNG
   20260209 07:30:00  METEOSAT      Vis  -17.87   54.50  50.0   -18.02   54.29    0.21      0.35     N/A    1.64 22.88   0.0 PNG
   20260209 08:00:00  METEOSAT      Vis  -17.86   54.43  50.0   -17.96   54.27    0.23      0.35     N/A    1.47 20.44   0.0 PNG
   20260209 08:30:00  METEOSAT      Vis  -17.86   54.35  50.0   -17.96   54.25    0.26      0.40     N/A    1.34 18.53   0.0 PNG
   20260209 09:00:00  METEOSAT      Vis  -17.85   54.28  50.0   -18.10   54.17    0.26      0.25     N/A    1.35 18.60   0.0 PNG
   20260209 09:30:00  METEOSAT      Vis  -17.84   54.20  50.0   -18.09   54.15    0.28      0.25     N/A    1.22 16.78   0.0 PNG
   20260209 10:00:00  METEOSAT      Vis  -17.83   54.13  50.0   -18.13   54.02    0.28      0.20     N/A    1.23 16.87   0.0 PNG
   20260209 10:30:00  METEOSAT      Vis  -17.82   54.05  50.0   -18.12   53.92    0.24      0.30     N/A    1.42 19.70   0.0 PNG
   20260209 11:00:00  METEOSAT      Vis  -17.81   53.97  50.0   -18.21   53.82    0.30      0.30     N/A    1.16 15.85   0.0 PNG
   20260209 11:30:00       GMI    89GHz  -17.81   53.97  50.0   -18.01   53.77    0.30      0.10    0.11    4.00 15.65  98.9 PNG
   20260209 12:00:00       GMI    89GHz  -17.81   53.97  50.0   -18.00   53.69    0.30      0.10    0.11    4.00 15.07  98.9 PNG
   20260209 12:30:00       GMI    89GHz  -17.81   53.97  50.0   -18.00   53.61    0.30      0.10    0.11    4.00 14.27  98.9 PNG
   20260209 13:00:00       GMI    89GHz  -17.81   53.97  50.0   -17.99   53.54    0.30      0.10    0.11    4.00 13.39  98.9 PNG
   20260209 13:30:00       GMI    89GHz  -17.81   53.97  50.0   -18.20   53.40    0.30      0.10    0.11    4.00 12.50  98.9 PNG
   20260209 14:00:00       GMI    89GHz  -17.81   53.97  50.0   -17.98   53.38    0.30      0.10    0.11    4.00 11.62  98.9 PNG
   20260209 14:30:00       GMI    89GHz  -17.81   53.97  50.0   -18.20   53.26    0.30      0.10    0.11    4.00 10.80  98.9 PNG
   20260209 15:00:00       GMI    89GHz  -17.81   53.97  50.0   -18.21   53.19    0.30      0.10    0.11    4.00 10.02  98.9 PNG
   20260209 15:30:00       GMI    89GHz  -17.81   53.97  50.0   -18.21   53.12    0.30      0.10    0.11    4.00  9.31  98.9 PNG
   20260209 16:00:00  METEOSAT       IR  -18.00   53.19  60.0   -18.03   53.19    0.43      0.20    0.15    1.33 11.13  47.0 PNG
   20260209 16:30:00       GMI    89GHz  -17.81   53.97  50.0   -18.21   52.97    0.30      0.10    0.11    4.00  8.06  98.9 PNG
   20260209 17:00:00  METEOSAT       IR  -18.00   53.05  60.0   -17.95   53.00    0.52      0.35    0.18    1.14  9.20   7.0 PNG
   20260209 17:30:00  METEOSAT       IR  -18.00   52.97  60.0   -17.90   52.97    0.38      0.10    0.13    1.47 12.51  11.8 PNG
   20260209 18:00:00  METEOSAT       IR  -18.00   52.90  60.0   -18.00   52.90    0.36      0.25    0.13    1.56 13.34  48.6 PNG
   20260209 18:30:00  METEOSAT       IR  -18.00   52.83  60.0   -17.95   52.93    0.35      0.35    0.12    1.59 13.69   5.4 PNG
   20260209 19:00:00  METEOSAT       IR  -18.00   52.75  70.0   -18.00   52.72    0.35      0.05    0.12    1.47 13.75  90.5 PNG
   20260209 19:30:00  METEOSAT       IR  -18.00   52.67  70.0   -17.95   52.77    0.45      0.25    0.16    1.14 10.54  12.9 PNG
   20260209 20:00:00  METEOSAT       IR  -18.00   52.59  70.0   -18.05   52.62    0.47      0.05    0.17    1.10 10.15  62.8 PNG
   20260209 20:30:00  METEOSAT       IR  -18.00   52.51  70.0   -18.03   52.69    0.48      0.25    0.17    1.07  9.84  47.3 PNG
   20260209 21:00:00  METEOSAT       IR  -18.00   52.43  70.0   -18.05   52.51    0.43      0.05    0.15    1.19 11.00  98.7 PNG
   20260209 21:30:00  METEOSAT       IR  -18.00   52.34  70.0   -18.00   52.47    0.50      0.05    0.18    1.04  9.58  68.5 PNG
   20260209 22:00:00  METEOSAT       IR  -18.00   52.26  70.0   -18.10   52.42    0.45      0.10    0.16    1.13 10.43  66.5 PNG
   20260209 22:30:00  METEOSAT       IR  -18.00   52.17  70.0   -17.95   52.33    0.47      0.40    0.17    1.09 10.09  30.5 PNG
   20260209 23:00:00  METEOSAT       IR  -18.00   52.08  70.0   -18.10   52.19    0.41      0.10    0.15    1.25 11.56  73.1 PNG
   20260209 23:30:00  METEOSAT       IR  -18.00   52.00  70.0   -18.12   52.10    0.47      0.05    0.17    1.09 10.08  99.0 PNG
   20260210 00:00:00  METEOSAT       IR  -18.00   51.91  70.0   -18.15   52.04    0.37      0.10    0.13    1.39 12.89  96.9 PNG
   20260210 00:30:00  METEOSAT       IR  -18.00   51.82  70.0   -17.97   51.98    0.33      0.25    0.12    1.52 14.20  60.6 PNG
   20260210 01:00:00  METEOSAT     SWIR  -18.00   51.73  90.0   -17.87   51.86    0.29      0.30     N/A    1.17 16.34   0.0 PNG
   20260210 01:30:00  METEOSAT       IR  -18.20   51.76  90.0   -18.05   51.79    0.36      0.05    0.13    1.20 13.06  96.2 PNG
   20260210 02:00:00  METEOSAT     SWIR  -18.20   51.68  90.0   -17.85   51.73    0.31      0.35     N/A    1.08 15.12   0.0 PNG
   20260210 02:30:00  METEOSAT     SWIR  -18.20   51.60  90.0   -18.05   51.60    0.36      0.10     N/A    0.95 13.26   0.0 PNG
   20260210 03:00:00  METEOSAT     SWIR  -18.20   51.51  90.0   -18.00   51.57    0.37      0.10     N/A    0.91 12.73   0.0 PNG
   20260210 03:30:00  METEOSAT       IR  -18.20   51.43  90.0   -18.00   51.46    0.39      0.10    0.14    1.10 12.11  97.4 PNG
   20260210 04:00:00  METEOSAT     SWIR  -18.20   51.35  90.0   -18.05   51.45    0.40      0.15     N/A    0.85 11.80   0.0 PNG
   20260210 04:30:00  METEOSAT      Vis  -18.21   51.27  90.0   -18.01   51.48    0.41      0.25     N/A    0.55 11.51   0.0 PNG
   20260210 05:00:00  METEOSAT      Vis  -18.21   51.19  90.0   -18.11   51.32    0.33      0.10     N/A    0.75 14.43   0.0 PNG
   20260210 05:30:00  METEOSAT      Vis  -18.21   51.11  90.0   -18.14   51.21    0.36      0.15     N/A    0.67 13.27   0.0 PNG
   20260210 06:00:00  METEOSAT      Vis  -18.21   51.03  90.0   -18.11   51.13    0.31      0.15     N/A    0.82 15.41   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