Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20170725T165815 amsr2_85 233.1 95.1 28.8% 3.4 -3.4 n/a   30.0 kts
20170726T050140 gmi_85 333.0 161.8 NaN% NaN NaN n/a   42.6 kts
20170726T060453 ssmi15_85 233.1 83.9 9.6% 5.9 -5.9 n/a   45.0 kts
20170726T091728 ssmis17_85 233.1 106.2 NaN% NaN NaN n/a   45.0 kts
20170726T092327 ssmis18_85 333.0 78.4 15.1% 6.1 -6.1 n/a   45.0 kts
20170726T163140 gmi_85 166.5 78.4 27.4% 3.2 -3.2 n/a   48.8 kts
20170726T183806 ssmi15_85 133.2 61.7 48.0% 0.4 -0.4 n/a   50.5 kts
20170726T215149 ssmis17_85 166.5 83.9 8.2% 0.3 -0.3 n/a   53.2 kts
20170726T215816 ssmis18_85 177.6 83.9 6.8% 0.1 -0.1 n/a   53.3 kts
20170727T043335 amsr2_85 188.7 89.5 20.8% 6.4 6.4 n/a   55.0 kts
20170727T054941 ssmi15_85 122.1 50.6 21.9% 2.9 2.9 n/a   55.0 kts
20170727T074344 ssmis16_85 222.0 106.2 NaN% NaN NaN n/a   55.0 kts
20170727T182144 ssmi15_85 99.9 95.1 24.7% 1.3 1.3 n/a   55.0 kts
20170727T214505 ssmis18_85 44.4 17.2 24.7% 0.0 0.0 n/a   55.0 kts
20170728T045640 gmi_85 44.4 17.2 98.6% 10.6 25.6 >65 kts   55.0 kts
20170728T051710 amsr2_85 22.2 6.1 75.3% 3.4 3.4 n/a   55.0 kts
20170728T073113 ssmis16_85 44.4 17.2 100.0% 27.7 42.7 >65 kts   58.8 kts
20170728T172714 amsr2_85 33.3 11.7 68.5% 5.9 5.9 n/a   74.5 kts
20170728T200315 ssmis16_85 22.2 6.1 93.2% 5.2 20.2 >65 kts   76.7 kts
20170728T230508 ssmis17_85 333.0 156.2 NaN% NaN NaN n/a   79.2 kts
20170728T230508 ssmisis_85 333.0 156.2 NaN% NaN NaN n/a   79.2 kts
20170729T102048 ssmis17_85 88.8 39.5 100.0% 41.8 56.8 >65 kts   72.8 kts
20170729T102927 ssmis18_85 99.9 39.5 100.0% 37.6 52.6 >65 kts   72.5 kts
20170729T152640 gmi_85 55.5 28.4 NaN% NaN NaN n/a   64.3 kts
20170729T180920 amsr2_85 122.1 56.1 NaN% NaN NaN n/a   59.7 kts
20170729T194927 ssmis16_85 133.2 61.7 NaN% NaN NaN n/a   57.0 kts
20170729T225047 ssmis17_85 77.7 28.4 NaN% NaN NaN n/a   51.9 kts
20170729T225949 ssmis18_85 66.6 28.4 NaN% NaN NaN n/a   51.7 kts
20170730T050648 amsr2_85 22.2 6.1 0.0% 1.1 -1.1 n/a   46.5 kts
20170730T100824 ssmis17_85 22.2 6.1 0.0% 2.4 -2.4 n/a   38.1 kts
20170730T101748 ssmis18_85 33.3 11.7 0.0% 2.2 -2.2 n/a   37.8 kts
20170730T191247 ssmi15_85 11.1 2.5 0.0% 1.1 -1.1 n/a   26.0 kts
20170730T223701 ssmis17_85 22.2 6.1 0.0% 0.4 -0.4 n/a   21.7 kts
20170730T224656 ssmis18_85 99.9 45.0 0.0% 1.1 -1.1 n/a   21.5 kts
20170731T053140 gmi_85 99.9 45.0 0.0% 1.6 -1.6 n/a   20.0 kts

Key:

Diameter values indicate the estimated surface eyewall diameter (the MI eyewall edge diameter minus 10 km).

Diameter values are red if Ring % <= 65, yellow/brown if Ring % <= 85 and green if Ring % > 85.

"Ring %" is the percentage of the "ring" (eyewall inner boundary) that is 1) colder than the "hot spot" (warmest eye pixel) in the eye by 20K, or 2) the percentage that is a) colder than 232K and b) colder than the "hot spot" by 10K, whichever is greater.

"Tb diff" is the difference between the "hot spot" (warmest eye pixel) and the warmest pixel on the eyewall.

Scores are listed as negative, and not used, when the JTWC or NHC estimated Vmax is <50 kts in order to rule out weak but highly symmetric TCs.

Error messages in intensity scores: -920 is used when the hottest pixel in the eye is <200K, to prevent false positives; -909 is a failure to process (bad input data).