Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning NHC estimate
20130819T084244 tmi 23.4 17.8% 2.5 -2.5 n/a   30.0 kts
20130819T183351 tmi 12.2 0.0% 4.1 -4.1 n/a   30.0 kts
20130821T082856 tmi 12.2 21.9% 3.2 -3.2 n/a   30.0 kts
20130822T152435 ssmis18 134.5 28.8% 3.7 -3.7 n/a   30.0 kts
20130822T223309 ssmi15 212.4 6.8% 3.3 -3.3 n/a   30.0 kts
20130823T002905 ssmis16 145.7 0.0% 5.0 -5.0 n/a   30.0 kts
20130823T003851 ssmis17 123.4 8.2% 1.8 -1.8 n/a   30.0 kts
20130823T021020 ssmis18 145.7 NaN% NaN NaN n/a   30.0 kts
20130823T025244 ssmis18 145.7 NaN% NaN NaN n/a   30.0 kts
20130823T081518 tmi 179.0 8.2% 2.2 -2.2 n/a   30.0 kts
20130823T081519 tmi 167.9 5.5% 3.5 -3.5 n/a   30.0 kts
20130823T110523 ssmi15 12.2 0.0% 0.8 -0.8 n/a   30.0 kts
20130823T124222 ssmis17 112.3 NaN% NaN NaN n/a   30.1 kts
20130823T152649 ssmis18 45.6 0.0% 3.5 -3.5 n/a   32.4 kts
20130823T162713 tmi 212.4 NaN% NaN NaN n/a   33.5 kts
20130823T221759 ssmi15 212.4 8.2% 3.8 -3.8 n/a   39.3 kts
20130824T072025 tmi 201.2 NaN% NaN NaN n/a   40.0 kts
20130824T072028 tmi 201.2 NaN% NaN NaN n/a   40.0 kts
20130824T104842 ssmi15 12.2 72.6% 0.5 -0.5 n/a   40.0 kts
20130824T132919 ssmis16 78.9 2.7% 1.7 -1.7 n/a   39.5 kts
20130824T153059 tmi 67.8 0.0% 4.4 -4.4 n/a   37.6 kts
20130824T153106 tmi 56.7 0.0% 3.9 -3.9 n/a   37.6 kts
20130825T004505 ssmis16 67.8 0.0% 4.1 -4.1 n/a   30.0 kts
20130825T080242 tmi 145.7 11.0% 4.3 -4.3 n/a   30.0 kts
20130825T131532 ssmis16 34.5 0.0% 0.6 -0.6 n/a   29.4 kts
20130825T143453 tmi 12.2 0.0% 0.9 -0.9 n/a   28.0 kts
20130826T003254 ssmis16 78.9 0.0% 0.2 -0.2 n/a   25.0 kts
20130826T014439 ssmis17 12.2 0.0% 3.7 -3.7 n/a   25.0 kts
20130826T035935 ssmis18 56.7 0.0% 1.4 -1.4 n/a   25.0 kts
20130826T130233 ssmis16 12.2 0.0% 1.2 -1.2 n/a   21.9 kts
20130826T133920 tmi 56.7 0.0% 0.0 -0.0 n/a   21.5 kts
20130826T141346 ssmis17 12.2 0.0% 0.2 -0.2 n/a   21.2 kts
20130826T162129 ssmis18 34.5 0.0% 1.3 -1.3 n/a   20.3 kts
20130827T002026 ssmis16 34.5 0.0% 2.9 -2.9 n/a   20.0 kts
20130827T013144 ssmis17 23.4 0.0% 1.0 -1.0 n/a   20.0 kts
20130827T034721 ssmis18 12.2 0.0% 1.8 -1.8 n/a   20.0 kts
20130827T074931 tmi 12.2 0.0% 1.0 -1.0 n/a   20.0 kts
20130827T114141 ssmi15 23.4 0.0% 0.8 -0.8 n/a   20.0 kts
20130827T124344 tmi 12.2 0.0% 2.6 -2.6 n/a   20.0 kts
20130827T124408 ssmis16 12.2 0.0% 2.5 -2.5 n/a   20.0 kts
20130827T140046 ssmis17 12.2 0.0% 0.0 -0.0 n/a   20.0 kts
20130827T161652 ssmis18 34.5 0.0% 0.8 -0.8 n/a   20.0 kts
20130827T225806 ssmi15 23.4 0.0% 2.0 -2.0 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).