Tropical Depression 01R


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    .
   20190723 18:45:00  METEOSAT       IR  -13.59  -68.47 351565613165969408.0   -14.26  -67.70     0.22      0.61   0.05    0.63  7.78  84.7 GIF
   20190723 19:15:00  METEOSAT       IR  -13.65  -68.40 -1330602240.0   -14.40  -67.73     0.41      1.17   0.05    0.62  4.06  90.1 GIF
   20190723 19:45:00  METEOSAT       IR  -13.71  -68.33 -17652777451429828155937684641685336828.2   -14.36  -67.68     0.77      2.19   0.05    0.43  2.17  73.3 GIF
   20190723 20:15:00  METEOSAT       IR  -13.78  -68.27 31879008256.0   -14.43  -67.72     0.23      0.65   0.10    0.57  7.25  92.9 GIF
   20190723 20:45:00  METEOSAT       IR  -13.85  -68.21   0.0   -14.57  -67.77     0.26      0.73   0.10    0.86  6.48 100.0 GIF
   20190723 21:15:00  METEOSAT       IR  -13.92  -68.16 773071.1   -14.64  -68.08     0.22      0.63   0.05    0.61  7.58  89.5 GIF
   20190723 21:45:00  METEOSAT       IR  -13.99  -68.12 275313728.0   -14.61  -67.96     0.68      1.92   0.05    0.06  2.47  11.9 GIF
   20190723 22:15:00  METEOSAT       IR  -14.06  -68.08  -0.0   -14.71  -68.03     3.36      9.49   0.05    0.06  0.50  20.8 GIF
   20190723 22:45:00  METEOSAT       IR  -14.13  -68.05  -0.0   -14.93  -67.20     0.30      0.84   0.05    0.78  5.67 100.0 GIF
   20190723 23:15:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  9.29   0.0 GIF
   20190723 23:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  4.56   0.0 GIF
   20190724 00:15:00  METEOSAT       IR  -14.36  -67.98   0.0   -15.03  -67.46     0.34      0.95   0.10    0.71  4.98  83.7 GIF
   20190724 00:45:00  METEOSAT       IR  -14.44  -67.97 29791574689389257549546052.9   -15.04  -67.60     0.19      0.55   0.10    0.73  8.67  81.0 GIF
   20190724 01:15:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  4.16   0.0 GIF
   20190724 01:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  4.03   0.0 GIF
   20190724 02:15:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  6.64   0.0 GIF
   20190724 02:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  3.77   0.0 GIF
   20190724 03:15:00    SSMI17 85-92GHz  -14.69  -67.94 -1345485985365884927.7   -80.41  140.65     0.64      1.80    N/A    0.00  9.20   0.0 GIF
   20190724 03:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  3.52   0.0 GIF
   20190724 04:15:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  3.40   0.0 GIF
   20190724 04:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  3.28   0.0 GIF
   20190724 05:15:00  METEOSAT       IR  -15.17  -67.98 20284686747659176095481825541.4   -14.07  -69.33     0.15      0.43   0.10    0.99 11.16 100.0 GIF
   20190724 05:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  3.06   0.0 GIF
   20190724 06:15:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  2.96   0.0 GIF
   20190724 07:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  2.67   0.0 GIF
   20190724 08:15:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  2.59   0.0 GIF
   20190724 08:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  2.50   0.0 GIF
   20190724 09:15:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  2.42   0.0 GIF
   20190724 09:45:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  2.35   0.0 GIF
   20190724 10:15:00     AMSR2 85-92GHz  -13.92  -68.16 -149039025007488079924145019106163.1   -80.40  140.78     0.34      0.95    N/A    0.73  2.27   0.0 GIF
   20190724 10:45:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  3.30   0.0 GIF
   20190724 11:15:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  8.87   0.0 GIF
   20190724 11:45:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  8.46   0.0 GIF
   20190724 12:15:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  3.13   0.0 GIF
   20190724 12:45:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  3.07   0.0 GIF
   20190724 13:15:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  3.00   0.0 GIF
   20190724 13:45:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  2.93   0.0 GIF
   20190724 14:15:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  2.86   0.0 GIF
   20190724 14:45:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  2.79   0.0 GIF
   20190724 15:15:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  2.72   0.0 GIF
   20190724 15:45:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  2.66   0.0 GIF
   20190724 16:15:00     AMSR2 85-92GHz  -15.89  -68.12   0.0   -80.44  140.73     0.50      1.41    N/A    0.23  2.59   0.0 GIF
   20190724 16:45:00    SSMI17 85-92GHz  -16.77  -68.28   0.0   -80.44  140.13     0.64      1.80    N/A    0.00  2.53   0.0 GIF
   20190724 17:15:00    SSMI17 85-92GHz  -16.77  -68.28   0.0   -80.44  140.13     0.64      1.80    N/A    0.00  2.49   0.0 GIF
   20190724 17:45:00    SSMI17 85-92GHz  -16.77  -68.28   0.0   -80.44  140.13     0.64      1.80    N/A    0.00  2.45   0.0 GIF
   20190724 18:15:00    SSMI17 85-92GHz  -16.77  -68.28   0.0   -80.44  140.13     0.64      1.80    N/A    0.00  2.41   0.0 GIF
   20190724 18:45:00    SSMI17 85-92GHz  -16.77  -68.28   0.0   -80.44  140.13     0.64      1.80    N/A    0.00  2.37   0.0 GIF
   20190724 19:15:00    SSMI17 85-92GHz  -16.77  -68.28   0.0   -80.44  140.13     0.64      1.80    N/A    0.00  2.32   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