Tropical Storm 13E


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    .
   20260901 09:30:20   GOES-19       IR   13.85 -108.95  40.0    15.58 -109.98    2.26      0.30    0.80    0.42  2.10   3.5 PNG
   20260901 10:00:20   GOES-19     SWIR   13.90 -109.00  40.0    13.08 -109.00    7.39      0.05     N/A    0.12  0.64   0.0 PNG
   20260901 10:30:20   GOES-19     SWIR   13.95 -109.06  40.0    15.15 -110.60    4.80      0.45     N/A    0.16  0.99   0.0 PNG
   20260901 11:00:20   GOES-19       IR   14.01 -109.11  40.0    15.73 -110.14    3.41      0.50    1.21    0.35  1.39   3.3 PNG
   20260901 11:30:20   GOES-19     SWIR   14.06 -109.16  40.0    15.53 -110.55    6.92      0.50     N/A    0.12  0.69   0.0 PNG
   20260901 12:00:20   GOES-19     SWIR   14.11 -109.21  40.0    15.16 -110.94    4.44      0.45     N/A    0.17  1.07   0.0 PNG
   20260901 12:30:20   GOES-19     SWIR   14.17 -109.27  40.0    15.24 -110.87    4.53      0.20     N/A    0.16  1.05   0.0 PNG
   20260901 13:00:20       GMI    89GHz   14.22 -109.32  40.0    15.52 -109.42    0.88      0.70    0.31    0.84  5.40  13.6 PNG
   20260901 13:30:20       GMI    89GHz   14.22 -109.32  40.0    15.59 -109.49    0.88      0.70    0.31    0.84  5.30  13.6 PNG
   20260901 14:00:20       GMI    89GHz   14.22 -109.32  40.0    15.65 -109.54    0.88      0.70    0.31    0.84  5.19  13.6 PNG
   20260901 14:30:20       GMI    89GHz   14.22 -109.32  40.0    15.71 -109.60    0.88      0.70    0.31    0.84  5.07  13.6 PNG
   20260901 15:00:20       GMI    89GHz   14.22 -109.32  40.0    16.31 -108.80    0.88      0.70    0.31    0.84  4.94  13.6 PNG
   20260901 15:30:20   GOES-19      Vis   15.05 -108.75  40.0    14.75 -110.80    0.67      0.05     N/A    0.55  7.05   0.0 PNG
   20260901 16:00:20       GMI    89GHz   14.22 -109.32  40.0    16.42 -108.92    0.88      0.70    0.31    0.84  4.65  13.6 PNG
   20260901 16:30:20       GMI    89GHz   14.22 -109.32  40.0    16.47 -108.98    0.88      0.70    0.31    0.84  4.50  13.6 PNG
   20260901 17:00:20       GMI    89GHz   14.22 -109.32  40.0    16.52 -109.04    0.88      0.70    0.31    0.84  4.35  13.6 PNG
   20260901 17:30:20   GOES-19      Vis   15.26 -108.97  40.0    15.61 -110.88    0.64      0.45     N/A    0.57  7.40   0.0 PNG
   20260901 18:00:20   GOES-19      Vis   15.31 -109.02  40.0    15.46 -110.99    0.89      0.05     N/A    0.43  5.33   0.0 PNG
   20260901 18:40:20       GMI    89GHz   14.22 -109.32  40.0    16.71 -109.25    0.88      0.70    0.31    0.84  3.86  13.6 PNG
   20260901 19:00:20       GMI    89GHz   14.22 -109.32  40.0    16.75 -109.29    0.88      0.70    0.31    0.84  3.77  13.6 PNG
   20260901 19:30:20       GMI    89GHz   14.22 -109.32  40.0    16.80 -109.35    0.88      0.70    0.31    0.84  3.64  13.6 PNG
   20260901 20:00:20       GMI    89GHz   14.22 -109.32  40.0    16.86 -109.40    0.88      0.70    0.31    0.84  3.51  13.6 PNG
   20260901 20:30:20       GMI    89GHz   14.22 -109.32  40.0    16.91 -109.47    0.88      0.70    0.31    0.84  3.38  13.6 PNG
   20260901 21:00:20   GOES-19     SWIR   15.50 -109.50  50.0    15.70 -109.24    1.37      0.40     N/A    0.44  3.47   0.0 PNG
   20260901 21:30:20       GMI    89GHz   14.22 -109.32  40.0    16.84 -109.66    0.88      0.70    0.31    0.84  3.15  13.6 PNG
   20260901 22:10:20     AMSR2    89GHz   15.58 -109.57  50.0    15.38 -109.73    1.09      0.10    0.39    0.52  4.34  47.3 PNG
   20260901 22:30:20     AMSR2    89GHz   15.58 -109.57  50.0    15.44 -109.80    1.09      0.10    0.39    0.52  4.12  47.3 PNG
   20260901 23:10:20     AMSR2    89GHz   15.58 -109.57  50.0    15.51 -109.87    1.09      0.10    0.39    0.52  4.00  47.3 PNG
   20260901 23:30:20     AMSR2    89GHz   15.58 -109.57  50.0    15.55 -109.90    1.09      0.10    0.39    0.52  3.93  47.3 PNG
   20260902 00:00:20     AMSR2    89GHz   15.58 -109.57  50.0    15.60 -109.96    1.09      0.10    0.39    0.52  3.83  47.3 PNG
   20260902 00:30:20     AMSR2    89GHz   15.58 -109.57  50.0    15.66 -110.01    1.09      0.10    0.39    0.52  3.73  47.3 PNG
   20260902 01:00:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.40 -109.69    1.06      0.10    0.37    0.57  4.49   4.9 PNG
   20260902 01:30:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.52 -109.80    1.06      0.10    0.37    0.57  4.44   4.9 PNG
   20260902 02:00:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.58 -109.86    1.06      0.10    0.37    0.57  4.37   4.9 PNG
   20260902 02:30:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.64 -109.92    1.06      0.10    0.37    0.57  4.28   4.9 PNG
   20260902 03:00:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.65 -110.14    1.06      0.10    0.37    0.57  4.19   4.9 PNG
   20260902 03:30:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.69 -110.20    1.06      0.10    0.37    0.57  4.09   4.9 PNG
   20260902 04:00:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.74 -110.26    1.06      0.10    0.37    0.57  3.98   4.9 PNG
   20260902 04:30:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.79 -110.31    1.06      0.10    0.37    0.57  3.87   4.9 PNG
   20260902 05:00:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.83 -110.38    1.06      0.10    0.37    0.57  3.76   4.9 PNG
   20260902 05:30:20  SSMISF17    89GHz   15.85 -109.85  55.0    15.88 -110.43    1.06      0.10    0.37    0.57  3.65   4.9 PNG
   20260902 06:00:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.18 -110.60    1.20      1.95    0.42    0.41  3.55   2.8 PNG
   20260902 06:30:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.22 -110.66    1.20      1.95    0.42    0.41  3.46   2.8 PNG
   20260902 07:00:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.27 -110.72    1.20      1.95    0.42    0.41  3.38   2.8 PNG
   20260902 07:30:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.31 -110.78    1.20      1.95    0.42    0.41  3.28   2.8 PNG
   20260902 08:00:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.35 -110.85    1.20      1.95    0.42    0.41  3.19   2.8 PNG
   20260902 08:30:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.39 -110.91    1.20      1.95    0.42    0.41  3.10   2.8 PNG
   20260902 09:00:24  SSMISF16    89GHz   16.15 -110.35  55.0    16.50 -110.96    1.20      1.95    0.42    0.41  3.02   2.8 PNG
   20260902 09:30:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.55 -111.02    1.20      1.95    0.42    0.41  2.93   2.8 PNG
   20260902 10:00:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.60 -111.08    1.20      1.95    0.42    0.41  2.85   2.8 PNG
   20260902 10:30:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.63 -111.15    1.20      1.95    0.42    0.41  2.76   2.8 PNG
   20260902 11:00:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.68 -111.21    1.20      1.95    0.42    0.41  2.68   2.8 PNG
   20260902 11:30:20   GOES-18       IR   16.94 -111.33  55.0    17.04 -111.38    1.60      0.05    0.57    0.51  2.96  68.0 PNG
   20260902 12:00:20   GOES-18     SWIR   16.99 -111.39  55.0    17.12 -111.55    1.04      0.05     N/A    0.57  4.55   0.0 PNG
   20260902 12:30:20   GOES-18     SWIR   17.04 -111.45  55.0    17.44 -111.79    1.14      0.05     N/A    0.52  4.15   0.0 PNG
   20260902 13:00:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.87 -111.45    1.20      1.95    0.42    0.41  2.38   2.8 PNG
   20260902 13:30:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.92 -111.51    1.20      1.95    0.42    0.41  2.31   2.8 PNG
   20260902 14:00:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.94 -111.59    1.20      1.95    0.42    0.41  2.25   2.8 PNG
   20260902 14:30:20  SSMISF16    89GHz   16.15 -110.35  55.0    16.99 -111.64    1.20      1.95    0.42    0.41  2.18   2.8 PNG
   20260902 15:00:20   GOES-18     SWIR   17.10 -111.70  60.0    17.33 -111.49    2.60      0.05     N/A    0.25  1.83   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