Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20140404T131545 tmi 5.0 82.2% 6.6 -6.6 n/a   35.8 kts
20140404T142707 ssmis18 5.0 24.7% 0.0 -0.0 n/a   36.5 kts
20140404T212736 tmi NaN 24.7% 0.0 -920.0 n/a   39.7 kts
20140404T213805 ssmi15 12.2 0.0% 0.0 -0.0 n/a   39.7 kts
20140404T224826 ssmis16 212.4 NaN% NaN NaN n/a   39.9 kts
20140404T234747 ssmis17 212.4 NaN% NaN NaN n/a   40.0 kts
20140405T100912 ssmi15 212.4 NaN% NaN NaN n/a   40.0 kts
20140405T113848 ssmis16 123.4 NaN% NaN NaN n/a   40.0 kts
20140405T123233 ssmis17 12.2 87.7% 4.8 -19.8 n/a   40.0 kts
20140405T141338 ssmis18 12.2 50.7% 0.0 -0.0 n/a   40.5 kts
20140405T203230 tmi 23.4 0.0% 1.8 -1.8 n/a   44.0 kts
20140405T212256 ssmi15 201.2 NaN% NaN NaN n/a   44.4 kts
20140405T222809 ssmis16 90.1 0.0% 0.0 -0.0 n/a   44.8 kts
20140405T234739 ssmis17 101.2 NaN% NaN NaN n/a   45.0 kts
20140406T013000 ssmis18 NaN 75.3% 0.0 -920.0 n/a   44.8 kts
20140406T095056 ssmi15 12.2 0.0% 0.0 -0.0 n/a   40.4 kts
20140406T112256 ssmis16 56.7 0.0% 0.0 -0.0 n/a   40.0 kts
20140406T121631 ssmis17 78.9 0.0% 0.0 -0.0 n/a   40.0 kts
20140406T130548 tmi 90.1 0.0% 0.0 -0.0 n/a   40.0 kts
20140406T135303 ssmis18 34.5 0.0% 0.0 -0.0 n/a   40.0 kts
20140406T144340 tmi 23.4 0.0% 0.9 -0.9 n/a   40.0 kts
20140406T162139 tmi 190.1 NaN% NaN NaN n/a   39.9 kts
20140406T175936 tmi 78.9 0.0% 0.0 -0.0 n/a   39.4 kts
20140406T224329 ssmis16 5.0 0.0% 0.6 -0.6 n/a   36.2 kts
20140406T233606 ssmis17 12.2 0.0% 1.6 -1.6 n/a   35.4 kts
20140407T010209 ssmis18 112.3 0.0% 0.0 -0.0 n/a   35.0 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).