Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20130821T012410 tmi 5.0 0.0% 6.4 -6.4 n/a   25.0 kts
20130821T143535 tmi 12.2 0.0% 0.0 -0.0 n/a   25.0 kts
20130822T002746 tmi 5.0 0.0% 6.1 -6.1 n/a   25.0 kts
20130823T142032 tmi 12.2 0.0% 3.9 -3.9 n/a   25.0 kts
20130824T001024 tmi 5.0 0.0% 6.0 -6.0 n/a   25.0 kts
20130824T231355 tmi 12.2 NaN% NaN NaN n/a   25.0 kts
20130825T140559 tmi 23.4 0.0% 11.6 -11.6 n/a   25.0 kts
20130826T082041 ssmis16 101.2 12.3% 3.8 -3.8 n/a   28.4 kts
20130826T144741 tmi 190.1 11.8% 5.7 -5.7 n/a   35.0 kts
20130826T184714 ssmi15 245.7 NaN% NaN NaN n/a   35.0 kts
20130826T211958 ssmis16 234.6 NaN% NaN NaN n/a   35.0 kts
20130826T225924 tmi 179.0 NaN% NaN NaN n/a   35.0 kts
20130827T084743 ssmis16 123.4 17.8% 1.2 -1.2 n/a   48.1 kts
20130827T135227 tmi 223.5 NaN% NaN NaN n/a   50.0 kts
20130827T135228 tmi 212.4 NaN% NaN NaN n/a   50.0 kts
20130827T210553 ssmis16 56.7 15.1% 13.8 -13.8 n/a   50.0 kts
20130827T220321 tmi 12.2 42.5% 0.0 -0.0 n/a   50.0 kts
20130828T083547 ssmis16 45.6 49.3% 0.0 -0.0 n/a   50.0 kts
20130828T090714 ssmis17 23.4 71.2% 2.0 -2.0 n/a   50.0 kts
20130828T112714 ssmis18 NaN 65.8% 0.0 -920.0 n/a   50.0 kts
20130828T143453 tmi 56.7 42.5% 0.0 -0.0 n/a   52.0 kts
20130828T210656 ssmis16 12.2 32.9% 0.6 0.6 n/a   53.0 kts
20130828T210726 tmi 67.8 0.0% 5.8 5.8 n/a   53.0 kts
20130828T221756 ssmis17 201.2 0.0% 2.2 2.2 n/a   51.7 kts
20130829T003448 ssmis18 156.8 0.0% 2.4 -2.4 n/a   49.5 kts
20130829T071050 ssmi15 267.9 NaN% NaN NaN n/a   42.6 kts
20130829T093516 ssmis17 67.8 0.0% 0.0 -0.0 n/a   40.7 kts
20130829T115243 ssmis18 234.6 9.4% 2.5 -2.5 n/a   40.0 kts
20130829T133933 tmi 45.6 NaN% NaN NaN n/a   40.0 kts
20130829T193828 ssmi15 156.8 0.0% 5.3 -5.3 n/a   39.4 kts
20130829T201142 tmi 23.4 0.0% 2.1 -2.1 n/a   38.9 kts
20130829T204140 ssmis16 56.7 0.0% 2.4 -2.4 n/a   38.4 kts
20130829T220401 ssmis17 301.3 NaN% NaN NaN n/a   37.0 kts
20130830T002148 ssmis18 312.4 NaN% NaN NaN n/a   34.7 kts
20130830T065559 ssmi15 23.4 5.5% 2.4 -2.4 n/a   30.0 kts
20130830T081208 ssmis16 23.4 0.0% 3.2 -3.2 n/a   30.0 kts
20130830T091041 ssmis17 179.0 12.3% 6.3 -6.3 n/a   30.0 kts
20130830T114128 ssmis18 323.5 NaN% NaN NaN n/a   30.0 kts
20130830T142313 tmi 290.2 NaN% NaN NaN n/a   30.0 kts
20130830T160112 tmi 223.5 NaN% NaN NaN n/a   30.0 kts
20130830T173909 tmi 78.9 34.2% 6.2 -6.2 n/a   30.0 kts
20130830T192111 ssmi15 90.1 11.0% 6.2 -6.2 n/a   30.0 kts
20130830T202657 ssmis16 323.5 NaN% NaN NaN n/a   30.0 kts
20130830T214310 ssmis17 112.3 5.5% 1.3 -1.3 n/a   30.0 kts
20130831T000743 ssmis18 101.2 30.1% 0.9 -0.9 n/a   30.0 kts
20130831T072751 ssmis16 312.4 NaN% NaN NaN n/a   30.0 kts
20130831T150751 tmi 67.8 NaN% NaN NaN n/a   30.0 kts
20130831T202301 ssmis16 34.5 0.0% 5.5 -5.5 n/a   30.0 kts
20130831T213404 ssmis17 145.7 0.0% 1.2 -1.2 n/a   30.0 kts
20130901T044644 ssmi15 234.6 0.0% 3.1 -3.1 n/a   29.0 kts
20130901T071918 ssmis17 101.2 0.0% 4.3 -4.3 n/a   27.8 kts
20130901T092617 ssmis18 12.2 0.0% 4.1 -4.1 n/a   26.6 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).