Tropical Storm 28P


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    .
   20260323 03:00:00  HIMAWARI       IR  -18.00  162.60  35.0   -18.15  162.65    1.21      0.20     N/A    0.61  3.93   0.0 PNG
   20260323 03:30:00  HIMAWARI       IR  -18.14  162.62  35.0   -18.34  162.67    2.82      0.25    1.00    0.38  1.68   2.4 PNG
   20260323 03:50:00  HIMAWARI     SWIR  -18.27  162.63  35.0   -18.47  163.06    3.47      0.30     N/A    0.20  1.37   0.0 PNG
   20260323 04:20:00  HIMAWARI       IR  -18.40  162.65  35.0   -18.45  162.97    2.49      0.15    0.88    0.40  1.91   8.8 PNG
   20260323 05:00:00  HIMAWARI       IR  -18.53  162.67  35.0   -18.53  163.09    0.59      0.20     N/A    1.03  8.11   0.0 PNG
   20260323 05:30:00  HIMAWARI       IR  -18.66  162.68  35.0   -18.66  163.16    0.49      0.05    0.17    1.19  9.68  12.2 PNG
   20260323 06:00:00  HIMAWARI       IR  -18.79  162.70  35.0   -18.79  163.18    0.32      0.05    0.11    1.71 14.81  59.9 PNG
   20260323 06:30:00  HIMAWARI       IR  -18.92  162.72  35.0   -19.00  163.19    0.31      0.05    0.11    1.75 15.20  54.8 PNG
   20260323 07:00:00  HIMAWARI       IR  -19.05  162.73  35.0   -19.20  163.21    0.29      0.15    0.10    1.87 16.45   0.3 PNG
   20260323 07:30:00  HIMAWARI       IR  -19.18  162.75  40.0   -19.48  163.17    0.29      0.15    0.10    1.86 16.28  13.6 PNG
   20260323 07:50:00  HIMAWARI       IR  -19.31  162.77  40.0   -19.61  163.24    0.31      0.25     N/A    1.74 15.16   0.0 PNG
   20260323 08:30:00  HIMAWARI       IR  -19.43  162.78  40.0   -19.88  163.21    0.35      0.15    0.12    1.58 13.54   4.0 PNG
   20260323 09:00:00  HIMAWARI       IR  -19.56  162.80  40.0   -20.11  163.23    0.36      0.05    0.13    1.53 13.03   0.3 PNG
   20260323 09:30:00  HIMAWARI       IR  -19.69  162.82  40.0   -20.29  163.19    0.40      0.05     N/A    1.40 11.81   0.0 PNG
   20260323 10:00:00  HIMAWARI       IR  -19.81  162.83  40.0   -20.51  163.23    0.41      0.05    0.14    1.38 11.61  12.1 PNG
   20260323 10:30:00  HIMAWARI       IR  -19.94  162.85  40.0   -20.79  163.22    0.88      0.40    0.31    0.76  5.41   5.4 PNG
   20260323 11:00:00  SSMISF16    89GHz  -19.56  162.80  40.0   -20.37  163.50    0.97      0.20    0.34    0.68  4.36   0.3 PNG
   20260323 11:30:00  SSMISF16    89GHz  -19.56  162.80  40.0   -20.51  163.52    0.97      0.20    0.34    0.68  4.24   0.3 PNG
   20260323 12:00:00  SSMISF16    89GHz  -19.56  162.80  40.0   -20.65  163.54    0.97      0.20    0.34    0.68  4.11   0.3 PNG
   20260323 12:30:00  SSMISF16    89GHz  -19.56  162.80  40.0   -20.79  163.56    0.97      0.20    0.34    0.68  3.99   0.3 PNG
   20260323 13:00:00  SSMISF16    89GHz  -19.56  162.80  40.0   -20.94  163.56    0.97      0.20    0.34    0.68  3.86   0.3 PNG
   20260323 13:20:00  SSMISF16    89GHz  -19.56  162.80  40.0   -21.04  163.57    0.97      0.20    0.34    0.68  3.78   0.3 PNG
   20260323 13:50:00  HIMAWARI       IR  -20.77  162.97  45.0   -21.82  163.45    0.97      0.10    0.34    0.70  4.87   6.1 PNG
   20260323 14:20:00  SSMISF16    89GHz  -19.56  162.80  40.0   -21.23  163.61    0.97      0.20    0.34    0.68  3.53   0.3 PNG
   20260323 14:50:00  SSMISF16    89GHz  -19.56  162.80  40.0   -21.40  163.61    0.97      0.20    0.34    0.68  3.42   0.3 PNG
   20260323 15:20:00  SSMISF16    89GHz  -19.56  162.80  40.0   -21.56  163.63    0.97      0.20    0.34    0.68  3.30   0.3 PNG
   20260323 15:50:00  SSMISF16    89GHz  -19.56  162.80  40.0   -21.73  163.65    0.97      0.20    0.34    0.68  3.19   0.3 PNG
   20260323 16:20:00  SSMISF16    89GHz  -19.56  162.80  40.0   -21.90  163.66    0.97      0.20    0.34    0.68  3.09   0.3 PNG
   20260323 16:50:00  HIMAWARI       IR  -21.77  163.06  45.0   -21.97  163.65    1.20      0.05    0.43    0.61  3.94  11.9 PNG
   20260323 17:20:00  SSMISF16    89GHz  -19.56  162.80  40.0   -22.23  163.70    0.97      0.20    0.34    0.68  2.89   0.3 PNG
   20260323 17:50:00  SSMISF16    89GHz  -19.56  162.80  40.0   -22.40  163.68    0.97      0.20    0.34    0.68  2.79   0.3 PNG
   20260323 18:20:00  SSMISF16    89GHz  -19.56  162.80  40.0   -22.56  163.69    0.97      0.20    0.34    0.68  2.70   0.3 PNG
   20260323 18:50:00  SSMISF16    89GHz  -19.56  162.80  40.0   -22.73  163.71    0.97      0.20    0.34    0.68  2.61   0.3 PNG
   20260323 19:20:00  SSMISF16    89GHz  -19.56  162.80  40.0   -22.90  163.72    0.97      0.20    0.34    0.68  2.53   0.3 PNG
   20260323 19:40:00  HIMAWARI     SWIR  -22.77  163.14  45.0   -23.27  163.22    1.60      0.05     N/A    0.39  2.97   0.0 PNG
   20260323 20:20:00  SSMISF16    89GHz  -22.94  163.15  45.0   -23.04  163.15    0.74      2.50    0.26    1.14  6.37   6.0 PNG
   20260323 20:50:00  SSMISF16    89GHz  -22.94  163.15  45.0   -23.14  163.15    0.74      2.50    0.26    1.14  6.06   6.0 PNG
   20260323 21:20:00  SSMISF16    89GHz  -22.94  163.15  45.0   -23.31  163.16    0.74      2.50    0.26    1.14  5.89   6.0 PNG
   20260323 21:50:00  SSMISF16    89GHz  -22.94  163.15  45.0   -23.47  163.16    0.74      2.50    0.26    1.14  5.70   6.0 PNG
   20260323 22:20:00  SSMISF16    89GHz  -22.94  163.15  45.0   -23.64  163.17    0.74      2.50    0.26    1.14  5.50   6.0 PNG
   20260323 22:50:00  SSMISF16    89GHz  -22.94  163.15  45.0   -23.81  163.18    0.74      2.50    0.26    1.14  5.31   6.0 PNG
   20260323 23:20:00  HIMAWARI      Vis  -23.94  163.19  45.0   -24.59  163.80    0.51      0.05     N/A    0.71  9.39   0.0 PNG
   20260323 23:50:00  HIMAWARI      Vis  -24.11  163.20  45.0   -24.91  163.69    0.46      0.05     N/A    0.78 10.37   0.0 PNG
   20260324 00:20:00  HIMAWARI      Vis  -24.27  163.21  45.0   -25.02  163.59    0.30      0.30     N/A    1.14 15.68   0.0 PNG
   20260324 00:50:00  HIMAWARI      Vis  -24.44  163.21  45.0   -25.29  163.65    0.39      0.10     N/A    0.89 12.09   0.0 PNG
   20260324 01:20:00  HIMAWARI      Vis  -24.61  163.22  45.0   -25.51  163.49    0.56      0.25     N/A    0.64  8.45   0.0 PNG
   20260324 01:50:00  HIMAWARI      Vis  -24.34  163.80  45.0   -25.64  163.47    0.39      0.05     N/A    0.91 12.32   0.0 PNG
   20260324 02:20:00  HIMAWARI      Vis  -24.52  163.80  45.0   -25.87  163.64    0.43      0.10     N/A    0.81 10.93   0.0 PNG
   20260324 02:50:00  HIMAWARI      Vis  -24.71  163.80  45.0   -26.06  163.42    0.78      0.05     N/A    0.48  6.05   0.0 PNG
   20260324 03:20:00  HIMAWARI      Vis  -24.89  163.80  45.0   -26.39  163.53    0.54      0.05     N/A    0.66  8.75   0.0 PNG
   20260324 04:00:00  HIMAWARI      Vis  -25.07  163.80  45.0   -26.72  163.31    0.59      0.05     N/A    0.61  7.99   0.0 PNG
   20260324 04:20:00  HIMAWARI      Vis  -25.26  163.81  45.0   -26.91  163.31    0.74      0.05     N/A    0.50  6.44   0.0 PNG
   20260324 04:50:00  HIMAWARI      Vis  -25.44  163.81  45.0   -27.29  163.34    0.70      0.10     N/A    0.53  6.82   0.0 PNG
   20260324 05:30:00  HIMAWARI      Vis  -25.62  163.82  45.0   -27.52  163.32    0.46      0.10     N/A    0.77 10.28   0.0 PNG
   20260324 05:50:00  HIMAWARI       IR  -25.81  163.82  45.0   -27.71  163.60    1.00      0.35    0.35    0.69  4.77   2.2 PNG
   20260324 06:20:00  HIMAWARI       IR  -25.99  163.83  45.0   -27.94  163.83    0.59      0.30    0.21    1.02  8.05   8.8 PNG
   20260324 06:50:00  HIMAWARI       IR  -26.17  163.84  45.0   -28.17  163.84    0.57      0.25    0.20    1.04  8.26  10.6 PNG
   20260324 07:30:00  HIMAWARI     SWIR  -26.36  163.85  40.0   -28.28  163.41    1.32      0.05     N/A    0.46  3.59   0.0 PNG
   20260324 07:50:00  HIMAWARI     SWIR  -26.54  163.86  45.0   -28.46  163.44    1.57      0.05     N/A    0.39  3.02   0.0 PNG
   20260324 08:20:00  SSMISF16    89GHz  -26.72  163.88  45.0   -28.32  163.04    0.45      2.50     N/A    2.40 10.49   0.0 PNG
   20260324 08:50:00  SSMISF16    89GHz  -26.72  163.88  45.0   -28.44  163.05    0.45      2.50     N/A    2.40 10.08   0.0 PNG
   20260324 09:20:00  SSMISF16    89GHz  -26.72  163.88  45.0   -28.62  163.06    0.45      2.50     N/A    2.40  9.68   0.0 PNG
   20260324 09:50:00  SSMISF16    89GHz  -26.72  163.88  45.0   -28.81  163.08    0.45      2.50     N/A    2.40  9.25   0.0 PNG
   20260324 10:20:00  SSMISF16    89GHz  -26.72  163.88  45.0   -28.99  163.09    0.45      2.50     N/A    2.40  8.80   0.0 PNG
   20260324 10:50:00  SSMISF16    89GHz  -26.72  163.88  45.0   -29.17  163.11    0.45      2.50     N/A    2.40  8.34   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