Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20150925T164447 ssmis17 5.0 67.1% 10.1 -10.1 n/a   39.0 kts
20150925T165432 ssmis19 23.4 79.5% 9.8 -9.8 n/a   39.1 kts
20150925T165433 ssmis19 23.4 82.2% 9.7 -9.7 n/a   39.1 kts
20150925T172819 ssmis18 23.4 71.2% 11.8 -11.8 n/a   39.6 kts
20150926T003546 ssmi15 34.5 46.6% 1.3 -1.3 n/a   45.0 kts
20150926T014759 ssmis16 23.4 57.5% 0.0 -0.0 n/a   45.0 kts
20150926T033052 ssmis17 23.4 61.6% 4.3 -4.3 n/a   45.0 kts
20150926T040618 ssmis19 23.4 93.2% 7.7 -22.7 n/a   45.0 kts
20150926T130750 ssmi15 34.5 24.7% 14.6 -14.6 n/a   51.1 kts
20150926T150150 ssmis16 201.2 15.1% 3.5 -3.5 n/a   53.2 kts
20150926T163110 ssmis19 12.2 42.5% 4.4 -4.4 n/a   54.5 kts
20150926T163852 ssmis17 12.2 45.2% 5.7 -5.7 n/a   54.5 kts
20150926T171533 ssmis18 NaN 41.1% 0.0 -920.0 n/a   54.9 kts
20150927T013528 ssmis16 67.8 0.0% 3.6 -3.6 n/a   53.3 kts
20150927T035127 ssmis17 179.0 0.0% 3.1 -3.1 n/a   47.9 kts
20150927T125204 ssmi15 45.6 78.1% 14.0 -14.0 n/a   45.0 kts
20150927T144852 ssmis16 23.4 0.0% 1.4 -1.4 n/a   45.0 kts
20150927T161432 ssmis17 45.6 5.5% 3.8 -3.8 n/a   45.0 kts
20150928T012604 ssmis16 67.8 0.0% 4.2 -4.2 n/a   38.8 kts
20150928T052039 ssmis19 12.2 NaN% NaN NaN n/a   35.5 kts
20150928T055642 ssmis18 78.9 16.4% 0.6 -0.6 n/a   35.0 kts
20150928T143623 ssmis16 12.2 0.0% 18.2 -18.2 n/a   27.3 kts
20150929T012752 ssmi15 67.8 NaN% NaN NaN n/a   25.0 kts
20150929T050559 ssmis17 56.7 41.1% 6.1 -6.1 n/a   25.0 kts
20150929T050715 ssmis19 56.7 42.5% 5.0 -5.0 n/a   25.0 kts
20150929T054416 ssmis18 101.2 32.9% 4.4 -4.4 n/a   25.0 kts
20150929T174233 ssmis19 45.6 0.0% 3.8 -3.8 n/a   25.0 kts
20150929T182009 ssmis18 23.4 0.0% 3.2 -3.2 n/a   25.0 kts
20150930T011200 ssmi15 12.2 0.0% 1.7 -1.7 n/a   24.9 kts
20150930T031554 ssmis16 112.3 0.0% 2.5 -2.5 n/a   24.5 kts
20150930T042022 ssmis17 112.3 1.4% 2.3 -2.3 n/a   24.1 kts
20150930T045355 ssmis19 201.2 1.4% 1.0 -1.0 n/a   23.9 kts
20150930T053157 ssmis18 201.2 0.0% 2.4 -2.4 n/a   23.7 kts
20150930T134557 ssmi15 78.9 0.0% 2.4 -2.4 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).