Tropical Storm 04E


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    .
   20260701 09:30:27   GOES-18     SWIR   14.55 -126.92  30.0    16.13 -128.18    2.64      0.15     N/A    0.25  1.80   0.0 PNG
   20260701 10:00:27   GOES-18     SWIR   14.60 -126.93  30.0    15.50 -128.02    3.33      0.05     N/A    0.21  1.42   0.0 PNG
   20260701 10:30:27   GOES-18     SWIR   14.65 -126.94  30.0    15.45 -126.82    3.22      0.05     N/A    0.21  1.47   0.0 PNG
   20260701 11:00:27   GOES-18       IR   14.69 -126.96  30.0    16.29 -128.04    9.49      0.25    3.36    0.14  0.50   6.7 PNG
   20260701 11:30:27   GOES-18     SWIR   14.74 -126.97  30.0    15.66 -127.38    2.78      0.05     N/A    0.24  1.70   0.0 PNG
   20260701 12:00:27   GOES-18       IR   14.78 -126.98  30.0    15.58 -127.55    9.49      0.05    3.36    0.13  0.50   8.1 PNG
   20260701 12:30:27   GOES-18       IR   14.82 -126.99  30.0    15.42 -127.53    9.49      0.15    3.36    0.08  0.50   4.0 PNG
   20260701 13:00:27   GOES-18     SWIR   14.86 -126.99  30.0    14.94 -127.25    1.61      0.10     N/A    0.38  2.94   0.0 PNG
   20260701 13:30:27   GOES-18     SWIR   14.90 -127.00  30.0    15.35 -127.31    9.02      0.05     N/A    0.10  0.53   0.0 PNG
   20260701 14:00:27   GOES-18       IR   14.94 -127.01  30.0    16.27 -128.53    9.49      0.35    3.36    0.17  0.50   5.8 PNG
   20260701 14:30:27   GOES-18     SWIR   14.98 -127.01  30.0    15.38 -127.73    3.73      0.10     N/A    0.19  1.27   0.0 PNG
   20260701 15:00:27   GOES-18       IR   14.80 -126.70  30.0    15.85 -128.15    2.94      0.05    1.04    0.37  1.61  13.8 PNG
   20260701 15:30:27     AMSR2    89GHz   14.87 -126.70  30.0    15.92 -128.20    0.99      2.50     N/A    0.66  4.80   0.0 PNG
   20260701 16:00:27     AMSR2    89GHz   14.87 -126.70  30.0    15.96 -128.21    0.99      2.50     N/A    0.66  3.45   0.0 PNG
   20260701 16:10:27     AMSR2    89GHz   14.87 -126.70  30.0    15.98 -128.21    0.99      2.50     N/A    0.66  3.41   0.0 PNG
   20260701 17:00:27     AMSR2    89GHz   14.87 -126.70  30.0    16.07 -128.22    0.99      2.50     N/A    0.66  3.22   0.0 PNG
   20260701 17:30:27     AMSR2    89GHz   14.87 -126.70  30.0    16.11 -128.22    0.99      2.50     N/A    0.66  3.12   0.0 PNG
   20260701 18:00:27     AMSR2    89GHz   14.87 -126.70  30.0    16.16 -128.23    0.99      2.50     N/A    0.66  3.01   0.0 PNG
   20260701 18:30:27   GOES-18      Vis   15.21 -126.72  30.0    15.14 -128.76    1.00      0.05     N/A    0.38  4.73   0.0 PNG
   20260701 19:00:27     AMSR2    89GHz   14.87 -126.70  30.0    16.25 -128.24    0.99      2.50     N/A    0.66  2.82   0.0 PNG
   20260701 19:30:27     AMSR2    89GHz   14.87 -126.70  30.0    16.29 -128.25    0.99      2.50     N/A    0.66  2.73   0.0 PNG
   20260701 20:00:27   GOES-18     SWIR   15.35 -126.73  35.0    16.15 -128.60    1.72      0.15     N/A    0.36  2.76   0.0 PNG
   20260701 20:30:27     AMSR2    89GHz   14.87 -126.70  30.0    16.38 -128.26    0.99      2.50     N/A    0.66  2.56   0.0 PNG
   20260701 21:00:27     AMSR2    89GHz   14.87 -126.70  30.0    16.75 -128.51    0.99      2.50     N/A    0.66  2.47   0.0 PNG
   20260701 21:30:27     AMSR2    89GHz   14.87 -126.70  30.0    16.80 -128.52    0.99      2.50     N/A    0.66  2.40   0.0 PNG
   20260701 22:00:27   GOES-18      Vis   15.77 -127.03  35.0    15.75 -127.06    2.20      0.30     N/A    0.21  2.16   0.0 PNG
   20260701 22:30:27   GOES-18      Vis   15.81 -127.05  35.0    15.76 -127.49    4.09      0.15     N/A    0.14  1.16   0.0 PNG
   20260701 23:00:27   GOES-18      Vis   15.86 -127.06  35.0    17.31 -128.49    1.26      0.05     N/A    0.32  3.78   0.0 PNG
   20260701 23:30:27   GOES-18      Vis   15.90 -127.07  35.0    17.45 -128.37    1.59      0.05     N/A    0.26  2.98   0.0 PNG
   20260702 00:00:27   GOES-18     SWIR   15.95 -127.08  35.0    16.85 -128.93    2.59      0.10     N/A    0.25  1.83   0.0 PNG
   20260702 00:30:27   GOES-18       IR   15.99 -127.09  35.0    16.72 -129.01    5.48      0.30    1.94    0.30  0.87   4.9 PNG
   20260702 01:00:27   GOES-18       IR   16.05 -127.09  35.0    16.57 -129.10    2.44      0.30    0.86    0.41  1.95   4.5 PNG
   20260702 01:30:27   GOES-18       IR   16.10 -127.10  35.0    16.63 -129.10    2.92      0.50    1.03    0.37  1.62   5.8 PNG
   20260702 02:00:27   GOES-18     SWIR   16.16 -127.11  35.0    17.23 -128.85    2.38      0.50     N/A    0.27  1.99   0.0 PNG
   20260702 02:30:27  SSMISF17    89GHz   16.21 -127.11  35.0    16.21 -127.37    1.26      0.90    0.44    0.35  3.77   1.2 PNG
   20260702 03:00:27  SSMISF17    89GHz   16.21 -127.11  35.0    16.50 -127.26    1.26      0.90    0.44    0.35  3.72   1.2 PNG
   20260702 03:30:27  SSMISF17    89GHz   16.21 -127.11  35.0    16.55 -127.27    1.26      0.90    0.44    0.35  3.67   1.2 PNG
   20260702 04:00:27  SSMISF17    89GHz   16.21 -127.11  35.0    16.59 -127.28    1.26      0.90    0.44    0.35  3.61   1.2 PNG
   20260702 04:30:27  SSMISF17    89GHz   16.21 -127.11  35.0    16.63 -127.28    1.26      0.90    0.44    0.35  3.54   1.2 PNG
   20260702 05:00:27  SSMISF16    89GHz   16.60 -127.00  35.0    16.32 -126.98    1.33      1.05    0.47    0.29  3.47   1.9 PNG
   20260702 05:30:27  SSMISF16    89GHz   16.60 -127.00  35.0    16.36 -126.99    1.33      1.05    0.47    0.29  3.42   1.9 PNG
   20260702 06:00:27  SSMISF16    89GHz   16.60 -127.00  35.0    16.40 -127.00    1.33      1.05    0.47    0.29  3.35   1.9 PNG
   20260702 06:30:27  SSMISF16    89GHz   16.60 -127.00  35.0    16.43 -127.01    1.33      1.05    0.47    0.29  3.28   1.9 PNG
   20260702 07:00:27       GMI    89GHz   16.86 -127.04  35.0    16.26 -127.25    1.29      2.50     N/A    0.32  3.69   0.0 PNG
   20260702 07:30:27       GMI    89GHz   16.86 -127.04  35.0    16.26 -127.29    1.29      2.50     N/A    0.32  3.66   0.0 PNG
   20260702 08:00:27       GMI    89GHz   16.86 -127.04  35.0    16.30 -127.31    1.29      2.50     N/A    0.32  3.62   0.0 PNG
   20260702 08:30:27       GMI    89GHz   16.86 -127.04  35.0    16.33 -127.32    1.29      2.50     N/A    0.32  3.57   0.0 PNG
   20260702 09:00:27       GMI    89GHz   16.86 -127.04  35.0    16.40 -127.31    1.29      2.50     N/A    0.32  3.51   0.0 PNG
   20260702 09:30:27       GMI    89GHz   16.86 -127.04  35.0    16.45 -127.32    1.29      2.50     N/A    0.32  3.44   0.0 PNG
   20260702 10:00:27       GMI    89GHz   16.86 -127.04  35.0    16.49 -127.32    1.29      2.50     N/A    0.32  3.37   0.0 PNG
   20260702 10:30:27   GOES-18     SWIR   17.15 -127.11  35.0    18.27 -128.83    1.35      0.45     N/A    0.45  3.52   0.0 PNG
   20260702 11:00:27       GMI    89GHz   16.86 -127.04  35.0    16.58 -127.34    1.29      2.50     N/A    0.32  3.21   0.0 PNG
   20260702 11:30:27       GMI    89GHz   16.86 -127.04  35.0    16.63 -127.35    1.29      2.50     N/A    0.32  3.14   0.0 PNG
   20260702 12:00:27       GMI    89GHz   16.86 -127.04  35.0    16.67 -127.36    1.29      2.50     N/A    0.32  3.06   0.0 PNG
   20260702 12:30:27   GOES-18     SWIR   17.34 -127.13  35.0    17.59 -126.29    1.50      0.50     N/A    0.41  3.16   0.0 PNG
   20260702 13:00:27   GOES-18       IR   17.38 -127.14  35.0    15.43 -126.77    1.52      0.35    0.54    0.53  3.12  23.4 PNG
   20260702 13:30:27       GMI    89GHz   16.86 -127.04  35.0    16.80 -127.39    1.29      2.50     N/A    0.32  2.82   0.0 PNG
   20260702 14:00:27  SSMISF18    89GHz   17.47 -127.16  35.0    16.92 -126.90    0.97      1.55    0.34    0.69  4.91   7.8 PNG
   20260702 14:30:27  SSMISF18    89GHz   17.47 -127.16  35.0    16.94 -126.95    0.97      1.55    0.34    0.69  4.55   7.8 PNG
   20260702 15:00:27  SSMISF18    89GHz   17.47 -127.16  35.0    16.85 -126.84    0.97      1.55    0.34    0.69  4.43   7.8 PNG
   20260702 15:30:27  SSMISF18    89GHz   17.47 -127.16  35.0    16.90 -126.84    0.97      1.55    0.34    0.69  4.31   7.8 PNG
   20260702 16:00:27  SSMISF18    89GHz   17.47 -127.16  35.0    16.94 -126.85    0.97      1.55    0.34    0.69  4.18   7.8 PNG
   20260702 16:30:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.45 -126.32    0.89      1.45    0.31    0.83  5.35   7.1 PNG
   20260702 17:00:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.48 -126.34    0.89      1.45    0.31    0.83  4.90   7.1 PNG
   20260702 17:30:27     AMSR2    89GHz   17.65 -127.12  35.0    16.25 -126.54    0.89      0.70    0.31    0.82  5.33  35.1 PNG
   20260702 18:00:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.57 -126.35    0.89      1.45    0.31    0.83  4.61   7.1 PNG
   20260702 18:30:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.61 -126.37    0.89      1.45    0.31    0.83  4.46   7.1 PNG
   20260702 19:00:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.66 -126.37    0.89      1.45    0.31    0.83  4.31   7.1 PNG
   20260702 19:30:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.70 -126.39    0.89      1.45    0.31    0.83  4.17   7.1 PNG
   20260702 20:00:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.74 -126.40    0.89      1.45    0.31    0.83  4.02   7.1 PNG
   20260702 20:30:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.79 -126.41    0.89      1.45    0.31    0.83  3.88   7.1 PNG
   20260702 21:00:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.90 -126.61    0.89      1.45    0.31    0.83  3.74   7.1 PNG
   20260702 21:30:27   GOES-18      Vis   18.05 -127.42  35.0    18.45 -127.63    1.28      0.05     N/A    0.31  3.70   0.0 PNG
   20260702 22:00:27  SSMISF17    89GHz   17.55 -127.11  35.0    17.99 -126.64    0.89      1.45    0.31    0.83  3.48   7.1 PNG
   20260702 22:30:27   GOES-18      Vis   18.15 -127.45  35.0    18.22 -127.61    1.12      0.10     N/A    0.35  4.23   0.0 PNG
   20260702 23:00:27   GOES-18      Vis   18.20 -127.46  35.0    19.25 -129.04    1.41      0.05     N/A    0.29  3.37   0.0 PNG
   20260702 23:30:27  SSMISF17    89GHz   17.55 -127.11  35.0    18.12 -126.68    0.89      1.45    0.31    0.83  3.13   7.1 PNG
   20260703 00:00:27  SSMISF17    89GHz   17.55 -127.11  35.0    18.17 -126.69    0.89      1.45    0.31    0.83  3.02   7.1 PNG
   20260703 00:30:27  SSMISF17    89GHz   17.55 -127.11  35.0    18.21 -126.70    0.89      1.45    0.31    0.83  2.91   7.1 PNG
   20260703 01:00:27   GOES-18     SWIR   18.38 -127.51  35.0    20.26 -128.20    1.58      0.05     N/A    0.39  3.01   0.0 PNG
   20260703 01:30:27  SSMISF17    89GHz   17.55 -127.11  35.0    18.30 -126.72    0.89      1.45    0.31    0.83  2.72   7.1 PNG
   20260703 02:00:27  SSMISF17    89GHz   17.55 -127.11  35.0    18.34 -126.74    0.89      1.45    0.31    0.83  2.63   7.1 PNG
   20260703 02:30:27  SSMISF16    89GHz   17.65 -127.12  35.0    18.69 -126.95    1.07      1.15    0.38    0.56  2.54   5.2 PNG
   20260703 03:00:27   GOES-18     SWIR   18.80 -127.60  35.0    20.10 -127.47    1.43      0.05     N/A    0.43  3.32   0.0 PNG
   20260703 03:30:27  SSMISF16    89GHz   18.85 -127.62  35.0    18.85 -127.62    0.93      0.75    0.33    0.75  5.07   1.1 PNG
   20260703 04:00:27  SSMISF16    89GHz   18.85 -127.62  35.0    18.90 -127.63    0.93      0.75    0.33    0.75  5.03   1.1 PNG
   20260703 04:30:27  SSMISF16    89GHz   18.85 -127.62  35.0    18.95 -127.65    0.93      0.75    0.33    0.75  4.94   1.1 PNG
   20260703 05:00:27  SSMISF16    89GHz   18.85 -127.62  35.0    19.01 -127.67    0.93      0.75    0.33    0.75  4.83   1.1 PNG
   20260703 05:30:27  SSMISF16    89GHz   18.85 -127.62  35.0    19.06 -127.69    0.93      0.75    0.33    0.75  4.71   1.1 PNG
   20260703 06:00:27  SSMISF16    89GHz   18.85 -127.62  35.0    19.11 -127.70    0.93      0.75    0.33    0.75  4.58   1.1 PNG
   20260703 06:30:27  SSMISF16    89GHz   18.85 -127.62  35.0    19.16 -127.72    0.93      0.75    0.33    0.75  4.45   1.1 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