Tropical Depression 15R


ARCHER-V2 Auto-positioning Information
Advanced Dvorak Technique (ADT)
Version 9.0
 

                                         -------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    .
   20210327 07:00:00  METEOSAT   NearIR  -10.34  -65.48   2.0   -10.34  -65.05     0.20      0.55   0.05    1.03  8.59  59.0 GIF
   20210327 07:00:00  METEOSAT   NearIR  -10.34  -65.48   2.0   -10.34  -65.05     0.20      0.55   0.05    1.03  8.59  59.0 GIF
   20210327 08:00:00  METEOSAT   NearIR  -10.38  -65.57   2.0   -10.33  -65.08     0.19      0.53   0.05    1.07  8.88  55.6 GIF
   20210327 08:00:00  METEOSAT   NearIR  -10.38  -65.57   2.0   -10.33  -65.08     0.19      0.53   0.05    1.07  8.88  55.6 GIF
   20210327 09:00:00  METEOSAT   NearIR  -10.43  -65.65   2.0   -10.35  -65.34     0.18      0.52   0.05    1.09  9.10  62.0 GIF
   20210327 09:00:00  METEOSAT   NearIR  -10.43  -65.65   2.0   -10.35  -65.34     0.18      0.52   0.05    1.09  9.10  62.0 GIF
   20210327 10:00:00  METEOSAT       IR  -10.47  -65.73   2.0   -10.44  -65.25     0.13      0.36   0.05    1.53 13.11  98.2 GIF
   20210327 10:00:00  METEOSAT       IR  -10.47  -65.73   2.0   -10.44  -65.25     0.13      0.36   0.05    1.53 13.11  98.2 GIF
   20210327 11:00:00  METEOSAT       IR  -10.51  -65.82   2.0   -10.76  -65.26     0.15      0.43   0.05    1.33 11.10  73.5 GIF
   20210327 11:00:00  METEOSAT       IR  -10.51  -65.82   2.0   -10.76  -65.26     0.15      0.43   0.05    1.33 11.10  73.5 GIF
   20210327 11:15:00  METEOSAT       IR  -10.52  -65.84   2.0   -10.69  -65.23     0.14      0.39   0.05    1.45 12.25  70.1 GIF
   20210327 12:00:00  METEOSAT   NearIR  -10.55  -65.90   2.0   -10.75  -65.26     0.16      0.45   0.05    1.25 10.49  79.2 GIF
   20210327 12:00:00  METEOSAT       IR  -10.40  -66.10   2.0   -10.75  -65.26     0.15      0.41   0.05    1.37 11.48  97.2 GIF
   20210327 13:00:00  METEOSAT   NearIR  -10.42  -66.19   2.0   -10.97  -65.20     0.12      0.35   0.05    1.60 13.55  79.8 GIF
   20210327 13:15:00  METEOSAT       IR  -10.43  -66.21   2.0   -10.93  -65.22     0.12      0.34   0.10    1.62 13.93  77.2 GIF
   20210327 14:00:00  METEOSAT       IR  -10.45  -66.28   2.0   -11.07  -65.22     0.09      0.25   0.15    2.16 19.30  67.9 GIF
   20210327 15:00:00  METEOSAT       IR  -10.47  -66.38   2.0   -11.17  -65.26     0.12      0.33   0.05    1.66 14.34  66.6 GIF
   20210327 15:00:00  METEOSAT       IR  -10.47  -66.38   2.0   -11.17  -65.26     0.12      0.33   0.05    1.66 14.34  66.6 GIF
   20210327 15:15:00  METEOSAT       IR  -10.48  -66.40   2.0   -11.21  -65.33     0.11      0.32   0.05    1.70 14.70  76.5 GIF
   20210327 16:00:00  METEOSAT       IR  -10.50  -66.47   2.0   -11.48  -65.32     0.19      0.53   0.05    1.12  8.98  64.6 GIF
   20210327 17:00:00  METEOSAT       IR  -10.52  -66.56   2.0   -11.38  -65.26     0.18      0.50   0.05    1.16  9.40  89.9 GIF
   20210327 17:00:00  METEOSAT       IR  -10.52  -66.56   2.0   -11.38  -65.26     0.18      0.50   0.05    1.16  9.40  89.9 GIF
   20210327 18:00:00    SSMI18 85-92GHz  -10.41  -66.14   2.0    -4.39    0.90     0.64      1.80    N/A    0.00  2.24   0.0 GIF
   20210327 18:00:00    SSMI18 85-92GHz  -10.41  -66.14   2.0    -4.39    0.90     0.64      1.80    N/A    0.00  2.24   0.0 GIF
   20210327 18:15:00    SSMI18 85-92GHz  -10.41  -66.14   2.0    10.02  -43.63     0.64      1.80    N/A    0.00  2.21   0.0 GIF
   20210327 19:00:00  METEOSAT       IR  -10.57  -66.74   2.0   -11.10  -66.18     0.17      0.48   0.05    1.20  9.83 100.0 GIF
   20210327 19:15:00  METEOSAT       IR  -10.81  -66.79   2.0   -11.14  -66.28     0.34      0.96   0.25    0.71  4.94  81.8 GIF
   20210327 20:00:00  METEOSAT       IR  -10.82  -66.85   2.0   -11.27  -66.29     0.17      0.47   0.35    1.22 10.03  50.2 GIF
   20210327 21:00:00  METEOSAT       IR  -10.82  -66.92   2.0   -11.32  -66.29     0.19      0.53   0.10    1.11  8.94  57.7 GIF
   20210327 21:00:00  METEOSAT       IR  -10.82  -66.92   2.0   -11.32  -66.29     0.19      0.53   0.10    1.11  8.94  57.7 GIF
   20210327 21:15:00  METEOSAT       IR  -10.83  -66.94   2.0   -11.33  -66.26     0.19      0.55   0.20    1.08  8.65  49.0 GIF
   20210327 22:00:00  METEOSAT   NearIR  -10.83  -67.00   2.0   -11.56  -66.26     0.31      0.88   0.05    0.66  5.40  43.4 GIF
   20210327 23:00:00  METEOSAT   NearIR  -10.84  -67.07   2.0   -11.77  -66.34     0.32      0.91   0.05    0.65  5.24  41.7 GIF
   20210327 23:00:00  METEOSAT   NearIR  -10.84  -67.07   2.0   -11.77  -66.34     0.32      0.91   0.05    0.65  5.24  41.7 GIF
   20210327 23:15:00  METEOSAT       IR  -10.84  -67.09   2.0   -11.79  -66.48     0.26      0.73   0.35    0.86  6.47  48.7 GIF
   20210328 00:00:00  METEOSAT       IR  -10.85  -67.15   2.0   -11.95  -66.46     0.36      1.00   0.05    0.69  4.72  38.9 GIF
   20210328 01:00:00  METEOSAT       IR  -10.86  -67.22   2.0   -11.96  -66.84     0.27      0.76   0.05    0.84  6.25  56.1 GIF
   20210328 01:00:00  METEOSAT       IR  -10.86  -67.22   2.0   -11.96  -66.84     0.27      0.76   0.05    0.84  6.25  56.1 GIF
   20210328 01:15:00  METEOSAT       IR  -11.36  -67.66   2.0   -11.93  -67.00     0.17      0.48   0.50    1.22  9.98  50.8 GIF
   20210328 02:00:00  METEOSAT   NearIR  -11.33  -67.70   2.0   -11.96  -67.11     0.26      0.72   0.45    0.80  6.55  48.4 GIF
   20210328 02:15:00  METEOSAT   NearIR  -11.32  -67.71   2.0   -12.00  -67.18     0.26      0.73   0.40    0.80  6.53  46.8 GIF
   20210328 03:00:00  METEOSAT       IR  -11.30  -67.75   2.0   -12.02  -67.14     0.24      0.67   0.05    0.92  7.04  47.1 GIF
   20210328 03:15:00  METEOSAT       IR  -11.29  -67.76   2.0   -12.02  -67.07     0.35      0.98   0.05    0.70  4.85  44.1 GIF
   20210328 04:00:00  METEOSAT   NearIR  -11.27  -67.80   2.0   -12.02  -67.34     0.36      1.03   0.05    0.58  4.62  19.4 GIF
   20210328 04:15:00  METEOSAT   NearIR  -11.26  -67.81   2.0   -12.11  -67.35     0.48      1.35   0.05    0.45  3.52  37.3 GIF
   20210328 05:00:00  METEOSAT   NearIR  -11.23  -67.85   2.0   -12.21  -67.52     0.48      1.36   0.05    0.45  3.50  40.6 GIF
   20210328 05:15:00  METEOSAT   NearIR  -11.22  -67.86   2.0   -12.02  -67.48     0.41      1.15   0.15    0.52  4.11  45.3 GIF
   20210328 06:00:00  METEOSAT   NearIR  -11.20  -67.90   2.0   -11.90  -67.62     0.45      1.28   0.05    0.47  3.72  40.3 GIF
   20210328 06:15:00  METEOSAT   NearIR  -11.19  -67.91   2.0   -11.77  -67.63     0.34      0.96   0.15    0.61  4.92  46.5 GIF
   20210328 07:00:00  METEOSAT   NearIR  -11.17  -67.95   2.0   -11.79  -67.36     0.36      1.02   0.20    0.58  4.67  40.5 GIF
   20210328 08:00:00  METEOSAT   NearIR  -11.40  -68.45   2.5   -11.92  -67.61     0.60      1.71   0.50    0.36  2.78  46.0 GIF
   20210328 08:00:00  METEOSAT   NearIR  -11.40  -68.45   2.5   -11.92  -67.61     0.60      1.71   0.50    0.36  2.78  46.0 GIF
   20210328 08:15:00    SSMI16 85-92GHz  -10.86  -67.24   2.0    -4.55    1.05     0.64      1.80    N/A    0.00  2.10   0.0 GIF
   20210328 09:00:00    SSMI16 85-92GHz  -10.86  -67.24   2.0   -11.59  -83.42     0.64      1.80    N/A    0.00  2.03   0.0 GIF
   20210328 10:00:00    SSMI16 85-92GHz  -10.86  -67.24   2.0    -4.55    1.04     0.64      1.80    N/A    0.00  1.94   0.0 GIF
   20210328 10:00:00    SSMI16 85-92GHz  -10.86  -67.24   2.0    28.80  -11.86     0.64      1.80    N/A    0.00  1.94   0.0 GIF
   20210328 11:00:00    SSMI16 85-92GHz  -10.86  -67.24   2.0    63.48  -40.87     0.64      1.80    N/A    0.00  1.86   0.0 GIF
   20210328 11:00:00    SSMI16 85-92GHz  -10.86  -67.24   2.0    -4.55    1.04     0.64      1.80    N/A    0.00  1.86   0.0 GIF
   20210328 11:15:00    SSMI16 85-92GHz  -10.86  -67.24   2.0    36.26 -104.92     0.64      1.80    N/A    0.00  1.84   0.0 GIF
   20210328 12:00:00    SSMI16 85-92GHz  -10.86  -67.24   2.0    -4.55    1.04     0.64      1.80    N/A    0.00  1.78   0.0 GIF
   20210328 12:00:00    SSMI16 85-92GHz  -10.86  -67.24   2.0    -4.55    1.04     0.64      1.80    N/A    0.00  1.78   0.0 GIF
   20210328 13:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    63.16  -53.55     0.64      1.80    N/A    0.00  2.61   0.0 GIF
   20210328 13:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    36.45  -47.91     0.64      1.80    N/A    0.00  2.61   0.0 GIF
   20210328 14:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    -3.91    0.83     0.64      1.80    N/A    0.00  2.55   0.0 GIF
   20210328 14:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    57.42  -40.59     0.64      1.80    N/A    0.00  2.55   0.0 GIF
   20210328 15:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    -3.89    0.92     0.64      1.80    N/A    0.00  2.48   0.0 GIF
   20210328 15:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    79.19  106.38     0.64      1.80    N/A    0.00  2.48   0.0 GIF
   20210328 16:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    -3.91    0.83     0.64      1.80    N/A    0.00  2.40   0.0 GIF
   20210328 16:15:00  METEOSAT   NearIR  -10.66  -68.85   2.0   -10.98  -67.88     0.62      1.75   0.25    0.36  2.72  41.3 GIF
   20210328 17:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    14.89 -124.51     0.64      1.80    N/A    0.00  2.31   0.0 GIF
   20210328 18:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    36.71  -90.62     0.64      1.80    N/A    0.00  2.22   0.0 GIF
   20210328 18:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    -3.91    0.83     0.64      1.80    N/A    0.00  2.22   0.0 GIF
   20210328 18:15:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    29.11  -45.24     0.64      1.80    N/A    0.00  2.19   0.0 GIF
   20210328 19:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    66.36  -22.13     0.64      1.80    N/A    0.00  2.13   0.0 GIF
   20210328 19:15:00    SSMI18 85-92GHz  -11.19  -68.77   2.5    -3.91    0.83     0.64      1.80    N/A    0.00  2.10   0.0 GIF
   20210328 20:00:00    SSMI18 85-92GHz  -11.19  -68.77   2.5   -10.45  -87.73     0.64      1.80    N/A    0.00  2.04   0.0 GIF
   20210328 20:15:00  METEOSAT   NearIR  -10.32  -69.23   2.0   -10.84  -68.03     0.46      1.31   0.15    0.46  3.62  61.0 GIF
   20210328 21:00:00  METEOSAT   NearIR  -10.26  -69.30   2.0   -11.13  -68.31     0.40      1.13   0.50    0.53  4.20  61.9 GIF
   20210328 21:00:00  METEOSAT   NearIR  -10.26  -69.30   2.0   -11.13  -68.31     0.40      1.13   0.50    0.53  4.20  61.9 GIF
   20210328 22:00:00     AMSR2 85-92GHz  -10.29  -69.26   2.0    -3.60    0.63     0.25      0.70    N/A    1.26  6.40   0.0 GIF
   20210328 22:00:00     AMSR2 85-92GHz  -10.29  -69.26   2.0    21.63  -21.41     0.25      0.70    N/A    1.26  6.40   0.0 GIF
   20210328 23:00:00     AMSR2 85-92GHz  -10.29  -69.26   2.0    -3.58    0.72     0.25      0.70    N/A    1.26  5.99   0.0 GIF
   20210328 23:15:00  METEOSAT   NearIR  -10.06  -69.53   2.0   -11.26  -68.28     0.28      0.80   0.05    0.73  5.95  76.9 GIF
   20210329 00:00:00     AMSR2 85-92GHz  -10.29  -69.26   2.0    -3.58    0.72     0.25      0.70    N/A    1.26  5.55   0.0 GIF
   20210329 01:00:00     AMSR2 85-92GHz  -10.29  -69.26   2.0    50.49   37.52     0.25      0.70    N/A    1.26  5.12   0.0 GIF
   20210329 01:00:00     AMSR2 85-92GHz  -10.29  -69.26   2.0    -3.58    0.72     0.25      0.70    N/A    1.26  5.12   0.0 GIF
 
 
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