Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20150906T192430 ssmis16 78.9 15.1% 4.1 -4.1 n/a   30.0 kts
20150906T210429 ssmis17 101.2 20.6% 3.5 -3.5 n/a   30.0 kts
20150906T210851 ssmis19 101.2 17.8% 2.8 -2.8 n/a   30.0 kts
20150907T064028 ssmis16 101.2 19.2% 2.6 -2.6 n/a   30.2 kts
20150907T082021 ssmis17 23.4 26.0% 4.4 -4.4 n/a   31.7 kts
20150907T102144 ssmis18 67.8 45.2% 4.2 -4.2 n/a   34.1 kts
20150907T181034 ssmi15 101.2 NaN% NaN NaN n/a   35.0 kts
20150907T190818 ssmis16 34.5 90.4% 12.6 -27.6 n/a   35.9 kts
20150907T205005 ssmis17 112.3 45.2% 0.4 -0.4 n/a   39.6 kts
20150907T225139 ssmis18 90.1 54.8% 12.9 -12.9 n/a   44.1 kts
20150908T052724 ssmi15 78.9 15.1% 10.3 -10.3 n/a   45.0 kts
20150908T062409 ssmis16 56.7 37.0% 20.7 -20.7 n/a   45.0 kts
20150908T080835 ssmis17 56.7 100.0% 29.1 -44.1 n/a   45.0 kts
20150908T100905 ssmis18 45.6 100.0% 26.1 -41.1 n/a   45.0 kts
20150908T175239 ssmi15 34.5 91.8% 15.1 -30.1 n/a   55.0 kts
20150908T185516 ssmis16 179.0 NaN% NaN NaN n/a   54.8 kts
20150908T221949 ssmis19 323.5 NaN% NaN NaN n/a   52.0 kts
20150908T223651 ssmis18 279.1 1.6% 6.4 -6.4 n/a   51.7 kts
20150909T051329 ssmi15 78.9 0.0% 3.1 -3.1 n/a   35.6 kts
20150909T061804 ssmis16 101.2 0.0% 2.5 -2.5 n/a   35.0 kts
20150909T094300 ssmis19 12.2 NaN% NaN NaN n/a   34.9 kts
20150909T100029 ssmis18 23.4 0.0% 2.1 -2.1 n/a   34.9 kts
20150909T202144 ssmis16 234.6 NaN% NaN NaN n/a   28.9 kts
20150909T220056 ssmis17 256.8 NaN% NaN NaN n/a   28.1 kts
20150909T220458 ssmis19 245.7 NaN% NaN NaN n/a   28.1 kts
20150909T222317 ssmis18 267.9 NaN% NaN NaN n/a   28.0 kts
20150910T045858 ssmi15 290.2 NaN% NaN NaN n/a   25.4 kts
20150910T093019 ssmis19 56.7 0.0% 2.3 -2.3 n/a   25.0 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).