Tropical Depression 06P


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    .
   20251205 02:30:21  SSMISF18    89GHz  -14.40 -149.11  35.0   -14.40 -149.47    0.59      0.15    0.21    1.66  8.08  29.1 PNG
   20251205 03:00:21  SSMISF18    89GHz  -14.40 -149.11  35.0   -14.50 -149.36    0.59      0.15    0.21    1.66  7.75  29.1 PNG
   20251205 03:30:21  SSMISF18    89GHz  -14.40 -149.11  35.0   -14.60 -149.24    0.59      0.15    0.21    1.66  7.50  29.1 PNG
   20251205 04:00:21  SSMISF18    89GHz  -14.40 -149.11  35.0   -14.69 -149.11    0.59      0.15    0.21    1.66  7.23  29.1 PNG
   20251205 04:30:21  SSMISF18    89GHz  -14.40 -149.11  35.0   -14.79 -148.99    0.59      0.15    0.21    1.66  6.94  29.1 PNG
   20251205 05:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -14.88 -148.86    0.59      0.15    0.21    1.66  6.64  29.1 PNG
   20251205 05:30:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -14.97 -148.74    0.59      0.15    0.21    1.66  6.35  29.1 PNG
   20251205 06:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.07 -148.62    0.59      0.15    0.21    1.66  6.06  29.1 PNG
   20251205 06:30:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.16 -148.49    0.59      0.15    0.21    1.66  5.78  29.1 PNG
   20251205 07:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.26 -148.37    0.59      0.15    0.21    1.66  5.52  29.1 PNG
   20251205 07:30:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.35 -148.25    0.59      0.15    0.21    1.66  5.26  29.1 PNG
   20251205 08:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.36 -148.77    0.59      0.15    0.21    1.66  5.02  29.1 PNG
   20251205 08:30:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.46 -148.67    0.59      0.15    0.21    1.66  4.79  29.1 PNG
   20251205 09:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.55 -148.57    0.59      0.15    0.21    1.66  4.57  29.1 PNG
   20251205 09:30:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.65 -148.49    0.59      0.15    0.21    1.66  4.36  29.1 PNG
   20251205 10:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.74 -148.38    0.59      0.15    0.21    1.66  4.17  29.1 PNG
   20251205 10:30:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.84 -148.30    0.59      0.15    0.21    1.66  3.98  29.1 PNG
   20251205 11:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -15.94 -148.21    0.59      0.15    0.21    1.66  3.81  29.1 PNG
   20251205 11:30:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -16.05 -148.13    0.59      0.15    0.21    1.66  3.65  29.1 PNG
   20251205 12:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -16.13 -148.01    0.59      0.15    0.21    1.66  3.49  29.1 PNG
   20251205 12:30:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -16.23 -147.92    0.59      0.15    0.21    1.66  3.35  29.1 PNG
   20251205 13:00:22  SSMISF18    89GHz  -14.40 -149.11  35.0   -16.34 -147.83    0.59      0.15    0.21    1.66  3.21  29.1 PNG
   20251205 13:30:22     AMSR2    89GHz  -16.50 -147.42  40.0   -15.75 -147.89    1.17      0.55    0.41    0.43  4.05   2.8 PNG
   20251205 14:00:22     AMSR2    89GHz  -16.50 -147.42  40.0   -15.73 -148.13    1.17      0.55    0.41    0.43  3.73   2.8 PNG
   20251205 14:30:22     AMSR2    89GHz  -16.50 -147.42  40.0   -15.89 -147.68    1.17      0.55    0.41    0.43  3.64   2.8 PNG
   20251205 15:00:22     AMSR2    89GHz  -16.50 -147.42  40.0   -15.95 -147.97    1.17      0.55    0.41    0.43  3.55   2.8 PNG
   20251205 15:30:22     AMSR2    89GHz  -16.50 -147.42  40.0   -16.07 -147.89    1.17      0.55    0.41    0.43  3.46   2.8 PNG
   20251205 16:00:22     AMSR2    89GHz  -16.50 -147.42  40.0   -16.18 -147.82    1.17      0.55    0.41    0.43  3.36   2.8 PNG
   20251205 16:30:22     AMSR2    89GHz  -16.50 -147.42  40.0   -16.29 -147.74    1.17      0.55    0.41    0.43  3.27   2.8 PNG
   20251205 17:00:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -16.92 -147.01    0.68      1.25    0.24    1.34  7.02   3.6 PNG
   20251205 17:30:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.01 -146.96    0.68      1.25    0.24    1.34  6.58   3.6 PNG
   20251205 18:00:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.12 -146.88    0.68      1.25    0.24    1.34  6.36   3.6 PNG
   20251205 18:30:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.24 -146.81    0.68      1.25    0.24    1.34  6.13   3.6 PNG
   20251205 18:40:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.27 -146.79    0.68      1.25    0.24    1.34  6.06   3.6 PNG
   20251205 19:30:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.46 -146.67    0.68      1.25    0.24    1.34  5.67   3.6 PNG
   20251205 20:00:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.57 -146.60    0.68      1.25    0.24    1.34  5.44   3.6 PNG
   20251205 20:30:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.68 -146.53    0.68      1.25    0.24    1.34  5.21   3.6 PNG
   20251205 21:00:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.79 -146.46    0.68      1.25    0.24    1.34  4.99   3.6 PNG
   20251205 21:30:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -17.90 -146.39    0.68      1.25    0.24    1.34  4.78   3.6 PNG
   20251205 22:00:22   GOES-18      Vis  -18.28 -146.45  40.0   -17.50 -145.93    0.98      0.30     N/A    0.39  4.84   0.0 PNG
   20251205 22:30:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -18.12 -146.25    0.68      1.25    0.24    1.34  4.38   3.6 PNG
   20251205 23:00:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -18.23 -146.18    0.68      1.25    0.24    1.34  4.20   3.6 PNG
   20251205 23:30:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -18.34 -146.11    0.68      1.25    0.24    1.34  4.02   3.6 PNG
   20251206 00:00:22  SSMISF17    89GHz  -17.17 -147.17  40.0   -18.47 -146.07    0.68      1.25    0.24    1.34  3.86   3.6 PNG
   20251206 00:30:22   GOES-18      Vis  -18.81 -146.13  40.0   -19.21 -147.03    0.70      0.05     N/A    0.53  6.80   0.0 PNG
   20251206 01:00:22   GOES-18      Vis  -18.92 -146.07  40.0   -19.42 -146.92    0.69      0.25     N/A    0.53  6.85   0.0 PNG
   20251206 01:30:22   GOES-18      Vis  -19.03 -146.01  40.0   -19.28 -146.91    0.97      0.35     N/A    0.40  4.91   0.0 PNG
   20251206 02:00:22   GOES-18      Vis  -19.14 -145.94  40.0   -19.39 -146.95    1.21      0.15     N/A    0.33  3.93   0.0 PNG
   20251206 02:30:22     AMSR2    89GHz  -18.92 -146.07  40.0   -18.03 -145.81    1.31      0.60    0.46    0.30  3.32   5.2 PNG
   20251206 03:00:22     AMSR2    89GHz  -18.92 -146.07  40.0   -18.26 -146.44    1.31      0.60    0.46    0.30  3.25   5.2 PNG
   20251206 03:30:22     AMSR2    89GHz  -18.92 -146.07  40.0   -18.39 -146.36    1.31      0.60    0.46    0.30  3.17   5.2 PNG
   20251206 04:00:22     AMSR2    89GHz  -18.92 -146.07  40.0   -18.52 -146.28    1.31      0.60    0.46    0.30  3.09   5.2 PNG
   20251206 04:30:22   GOES-18       IR  -19.90 -146.25  35.0   -18.70 -144.55    1.03      0.30    0.36    0.68  4.62  21.0 PNG
   20251206 05:00:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -19.93 -146.28    0.96      0.80    0.34    0.70  4.94   1.9 PNG
   20251206 05:30:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -20.04 -146.22    0.96      0.80    0.34    0.70  4.81   1.9 PNG
   20251206 06:00:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -20.17 -146.14    0.96      0.80    0.34    0.70  4.71   1.9 PNG
   20251206 06:30:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -20.30 -146.07    0.96      0.80    0.34    0.70  4.60   1.9 PNG
   20251206 07:00:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -20.42 -146.00    0.96      0.80    0.34    0.70  4.49   1.9 PNG
   20251206 07:30:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -20.54 -145.93    0.96      0.80    0.34    0.70  4.36   1.9 PNG
   20251206 08:00:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -20.67 -145.86    0.96      0.80    0.34    0.70  4.23   1.9 PNG
   20251206 08:30:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -20.79 -145.79    0.96      0.80    0.34    0.70  4.11   1.9 PNG
   20251206 09:00:22  SSMISF17    89GHz  -20.03 -146.17  35.0   -20.91 -145.72    0.96      0.80    0.34    0.70  3.98   1.9 PNG
   20251206 09:30:22   GOES-18       IR  -21.13 -145.52  35.0   -21.66 -145.63    0.54      0.50    0.19    1.09  8.74  15.9 PNG
   20251206 10:00:22   GOES-18       IR  -21.25 -145.45  35.0   -21.80 -145.45    0.45      0.10    0.16    1.28 10.59  14.9 PNG
   20251206 10:30:22   GOES-18       IR  -21.37 -145.39  30.0   -21.87 -145.41    0.62      0.05    0.22    0.99  7.67   8.8 PNG
   20251206 11:00:22   GOES-18       IR  -21.48 -145.32  30.0   -22.08 -145.38    0.71      0.35    0.25    0.89  6.70   7.1 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