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    .
   20241229 08:20:00  HIMAWARI     SWIR  -17.38  177.40  50.0   -16.98  177.51    0.52      0.25     N/A    1.10  9.20   0.0 PNG
   20241229 08:50:00  HIMAWARI       IR  -17.40  177.50  50.0   -16.98  177.66    0.66      0.35    0.23    0.94  7.18  33.4 PNG
   20241229 09:20:00  HIMAWARI       IR  -17.42  177.60  50.0   -16.89  177.86    0.65      0.05    0.23    0.94  7.28  48.0 PNG
   20241229 09:50:00  HIMAWARI     SWIR  -17.43  177.70  50.0   -16.98  178.17    0.78      0.25     N/A    0.75  6.11   0.0 PNG
   20241229 10:20:00  HIMAWARI     SWIR  -17.45  177.80  50.0   -17.10  178.27    1.04      0.30     N/A    0.57  4.56   0.0 PNG
   20241229 10:50:00  HIMAWARI     SWIR  -17.46  177.90  50.0   -17.16  178.37    1.10      0.30     N/A    0.54  4.31   0.0 PNG
   20241229 11:20:00  HIMAWARI     SWIR  -17.47  177.99  50.0   -17.32  178.33    1.32      0.40     N/A    0.46  3.58   0.0 PNG
   20241229 11:50:00  HIMAWARI     SWIR  -17.48  178.09  50.0   -17.25  178.20    2.38      0.10     N/A    0.27  1.99   0.0 PNG
   20241229 12:20:00  HIMAWARI     SWIR  -17.49  178.19  50.0   -17.64  178.32    1.42      0.05     N/A    0.43  3.35   0.0 PNG
   20241229 12:50:00  HIMAWARI       IR  -17.49  178.28  50.0   -17.69  178.34    1.10      0.05     N/A    0.64  4.30   0.0 PNG
   20241229 13:20:00  HIMAWARI     SWIR  -17.50  178.38  40.0   -17.68  178.56    0.61      0.05     N/A    0.94  7.82   0.0 PNG
   20241229 13:50:00  HIMAWARI       IR  -17.40  178.24  40.0   -17.70  178.55    0.42      0.05     N/A    1.35 11.29   0.0 PNG
   20241229 14:20:00  HIMAWARI       IR  -17.40  178.32  40.0   -17.65  178.66    0.37      0.05     N/A    1.51 12.86   0.0 PNG
   20241229 14:50:00  HIMAWARI       IR  -17.40  178.40  40.0   -17.60  178.82    0.43      0.05    0.15    1.33 11.04   1.1 PNG
   20241229 15:20:00  HIMAWARI       IR  -17.40  178.49  40.0   -17.60  179.01    0.81      0.05    0.29    0.80  5.85   0.4 PNG
   20241229 15:50:00  HIMAWARI       IR  -17.40  178.57  40.0   -17.60  179.15    0.98      0.10    0.35    0.70  4.83   1.0 PNG
   20241229 16:20:00  HIMAWARI     SWIR  -17.40  178.66  40.0   -17.65  179.28    1.75      0.05     N/A    0.35  2.71   0.0 PNG
   20241229 16:50:00  HIMAWARI     SWIR  -17.40  178.74  40.0   -17.52  179.37    3.17      0.05     N/A    0.22  1.50   0.0 PNG
   20241229 17:20:00  HIMAWARI     SWIR  -17.40  178.83  40.0   -17.50  179.61    3.13      0.05     N/A    0.22  1.51   0.0 PNG
   20241229 17:50:00  HIMAWARI       IR  -17.40  178.91  40.0   -16.10  179.99    9.49      0.05    3.36    0.17  0.50  41.4 PNG
   20241229 18:20:00  HIMAWARI     SWIR  -17.40  179.00  40.0   -17.45  179.11    5.30      0.35     N/A    0.15  0.90   0.0 PNG
   20241229 18:50:00  HIMAWARI       IR  -17.40  179.09  40.0   -15.70  179.98    0.78      0.05    0.27    0.83  6.11 100.0 PNG
   20241229 19:20:00  HIMAWARI       IR  -17.40  179.18  40.0   -15.62  179.89    1.59      0.05    0.56    0.51  2.99   5.2 PNG
   20241229 19:50:00  HIMAWARI      Vis  -17.40 -179.86  40.0   -17.50 -179.76    4.92      0.05     N/A    0.12  0.96   0.0 PNG
   20241229 20:20:00  HIMAWARI       IR  -17.40 -179.78  35.0   -16.25 -179.10    1.80      0.35    0.64    0.48  2.64  51.4 PNG
   20241229 20:50:00  HIMAWARI     SWIR  -17.40 -179.70  35.0   -16.32 -178.86    0.92      0.25     N/A    0.64  5.18   0.0 PNG
   20241229 21:20:00  HIMAWARI     SWIR  -17.40 -179.61  35.0   -17.05 -179.74    3.38      0.45     N/A    0.20  1.40   0.0 PNG
   20241229 21:50:00  HIMAWARI      Vis  -17.40 -179.53  35.0   -17.05 -179.37    1.67      0.30     N/A    0.25  2.84   0.0 PNG
   20241229 22:20:00  HIMAWARI       IR  -17.40 -179.44  35.0   -17.12 -179.42    5.82      0.05    2.06    0.29  0.82  44.3 PNG
   20241229 22:50:00  HIMAWARI      Vis  -17.40 -179.36  35.0   -16.15 -178.52    0.47      0.05     N/A    0.75 10.00   0.0 PNG
   20241229 23:10:00  HIMAWARI      Vis  -17.40 -179.27  35.0   -16.20 -178.33    0.57      0.05     N/A    0.63  8.31   0.0 PNG
   20241229 23:50:00  HIMAWARI      Vis  -17.40 -179.19  35.0   -15.95 -178.24    0.55      0.05     N/A    0.66  8.65   0.0 PNG
   20241230 00:20:00  HIMAWARI      Vis  -17.40 -179.10  35.0   -16.00 -178.05    0.32      0.05     N/A    1.10 15.01   0.0 PNG
   20241230 00:50:00  HIMAWARI      Vis  -17.40 -179.01  35.0   -16.00 -177.86    0.47      0.15     N/A    0.76 10.20   0.0 PNG
   20241230 01:20:00  HIMAWARI      Vis  -17.40 -178.92  35.0   -16.05 -177.72    0.34      0.05     N/A    1.02 13.88   0.0 PNG
   20241230 01:40:00  HIMAWARI      Vis  -17.40 -178.83  35.0   -16.07 -177.63    0.36      0.05     N/A    0.97 13.12   0.0 PNG
   20241230 02:20:00  HIMAWARI      Vis  -17.40 -178.74  35.0   -16.10 -177.41    0.38      0.50     N/A    0.93 12.58   0.0 PNG
   20241230 02:50:00  HIMAWARI      Vis  -17.40 -178.70  35.0   -16.10 -177.23    0.59      0.50     N/A    0.61  8.04   0.0 PNG
   20241230 03:20:00  HIMAWARI      Vis  -17.40 -178.61  35.0   -16.15 -176.99    0.56      0.10     N/A    0.64  8.47   0.0 PNG
   20241230 03:50:00  HIMAWARI      Vis  -17.40 -178.53  35.0   -16.20 -176.85    0.53      0.45     N/A    0.68  8.96   0.0 PNG
   20241230 04:20:00  HIMAWARI     SWIR  -17.40 -178.45  35.0   -16.20 -176.77    0.72      0.50     N/A    0.81  6.62   0.0 PNG
   20241230 04:50:00  HIMAWARI     SWIR  -17.40 -178.36  35.0   -17.05 -178.15    2.12      0.10     N/A    0.30  2.24   0.0 PNG
   20241230 05:20:00  HIMAWARI       IR  -17.41 -178.28  35.0   -17.13 -178.07    2.76      0.05    0.98    0.38  1.72   3.4 PNG
   20241230 05:50:00     AMSR2    89GHz  -17.41 -178.20  35.0   -16.46 -176.52    0.78      0.65    0.27    1.06  6.11   0.8 PNG
   20241230 06:20:00     AMSR2    89GHz  -17.41 -178.20  35.0   -16.47 -176.45    0.78      0.65    0.27    1.06  4.43   0.8 PNG
   20241230 06:50:00     AMSR2    89GHz  -17.41 -178.20  35.0   -16.48 -176.37    0.78      0.65    0.27    1.06  4.26   0.8 PNG
   20241230 07:20:00  HIMAWARI       IR  -17.42 -177.95  30.0   -17.02 -177.58    1.04      0.05    0.37    0.67  4.58   5.1 PNG
   20241230 07:50:00     AMSR2    89GHz  -17.41 -178.20  35.0   -16.49 -176.20    0.78      0.65    0.27    1.06  3.94   0.8 PNG
   20241230 08:20:00     AMSR2    89GHz  -17.41 -178.20  35.0   -16.49 -176.12    0.78      0.65    0.27    1.06  3.79   0.8 PNG
   20241230 08:50:00     AMSR2    89GHz  -17.41 -178.20  35.0   -16.50 -176.03    0.78      0.65    0.27    1.06  3.64   0.8 PNG
   20241230 09:20:00     AMSR2    89GHz  -17.41 -178.20  35.0   -16.51 -175.95    0.78      0.65    0.27    1.06  3.50   0.8 PNG
   20241230 09:50:00  HIMAWARI     SWIR  -17.46 -177.53  30.0   -15.86 -176.27    1.28      0.30     N/A    0.47  3.70   0.0 PNG
   20241230 10:30:21     AMSR2    89GHz  -17.41 -178.20  35.0   -16.54 -175.76    0.78      0.65    0.27    1.06  3.20   0.8 PNG
   20241230 11:00:21     AMSR2    89GHz  -17.41 -178.20  35.0   -16.54 -175.68    0.78      0.65    0.27    1.06  3.08   0.8 PNG
   20241230 11:30:21     AMSR2    89GHz  -17.41 -178.20  35.0   -16.55 -175.60    0.78      0.65    0.27    1.06  2.97   0.8 PNG
   20241230 12:00:21     AMSR2    89GHz  -17.41 -178.20  35.0   -16.56 -175.52    0.78      0.65    0.27    1.06  2.86   0.8 PNG
   20241230 12:30:21     AMSR2    89GHz  -17.41 -178.20  35.0   -16.57 -175.45    0.78      0.65    0.27    1.06  2.76   0.8 PNG
   20241230 13:00:21     AMSR2    89GHz  -17.41 -178.20  35.0   -16.57 -175.37    0.78      0.65    0.27    1.06  2.66   0.8 PNG
   20241230 13:30:21   GOES-18     SWIR  -17.53 -176.96  25.0   -15.73 -176.28    2.39      0.05     N/A    0.27  1.99   0.0 PNG
   20241230 14:00:21   GOES-18       IR  -17.55 -176.88  25.0   -15.90 -175.99    1.15      0.05    0.41    0.63  4.12  90.0 PNG
   20241230 14:30:21   GOES-18       IR  -17.56 -176.80  25.0   -15.96 -175.86    1.13      0.05    0.40    0.63  4.19  83.6 PNG
   20241230 15:00:21   GOES-18       IR  -17.57 -176.74  25.0   -16.09 -175.79    1.39      0.10    0.49    0.55  3.41  73.1 PNG
   20241230 15:30:21   GOES-18     SWIR  -17.58 -176.67  25.0   -16.18 -175.22    3.71      0.05     N/A    0.19  1.28   0.0 PNG
   20241230 16:00:21     AMSR2    89GHz  -17.59 -176.60  25.0   -16.24 -176.08    1.30      0.75    0.46    0.31  3.64   2.4 PNG
   20241230 16:30:21  SSMISF18    89GHz  -17.60 -176.53  25.0   -17.50 -176.32    1.06      1.50    0.37    0.57  4.49   0.9 PNG
   20241230 17:00:21  SSMISF17    89GHz  -17.62 -176.46  25.0   -16.32 -176.20    0.69      1.10    0.24    1.30  6.90   1.6 PNG
   20241230 17:30:21  SSMISF18    89GHz  -17.60 -176.53  25.0   -17.52 -176.21    1.06      1.50    0.37    0.57  4.12   0.9 PNG
   20241230 18:00:21  SSMISF18    89GHz  -17.60 -176.53  25.0   -17.53 -176.15    1.06      1.50    0.37    0.57  4.01   0.9 PNG
   20241230 18:30:21  SSMISF18    89GHz  -17.60 -176.53  25.0   -17.55 -176.09    1.06      1.50    0.37    0.57  3.90   0.9 PNG
   20241230 19:00:21  SSMISF18    89GHz  -17.60 -176.53  25.0   -17.56 -176.03    1.06      1.50    0.37    0.57  3.79   0.9 PNG
   20241230 19:30:21  SSMISF18    89GHz  -17.60 -176.53  25.0   -17.57 -175.98    1.06      1.50    0.37    0.57  3.68   0.9 PNG
   20241230 20:00:21  SSMISF18    89GHz  -17.60 -176.53  25.0   -17.59 -175.93    1.06      1.50    0.37    0.57  3.57   0.9 PNG
   20241230 20:30:21   GOES-18       IR  -17.71 -176.08  25.0   -16.98 -174.25    1.32      0.05    0.47    0.57  3.59  71.9 PNG
   20241230 21:00:21   GOES-18      Vis  -17.72 -176.04  25.0   -17.19 -174.04    1.40      0.50     N/A    0.29  3.39   0.0 PNG
   20241230 21:30:21  SSMISF16    89GHz  -17.65 -176.29  25.0   -16.58 -175.78    1.27      1.00    0.45    0.34  3.25   1.1 PNG
   20241230 22:00:21  SSMISF16    89GHz  -17.65 -176.29  25.0   -16.59 -175.74    1.27      1.00    0.45    0.34  3.17   1.1 PNG
   20241230 22:30:21  SSMISF16    89GHz  -17.65 -176.29  25.0   -16.61 -175.70    1.27      1.00    0.45    0.34  3.09   1.1 PNG
   20241230 23:00:21   GOES-18      Vis  -17.77 -175.87  25.0   -17.17 -174.24    1.38      0.45     N/A    0.30  3.44   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