Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning NHC estimate
20130815T044449 ssmi15 34.5 34.2% 2.4 -2.4 n/a   30.0 kts
20130815T065630 ssmis16 34.5 60.3% 3.1 -3.1 n/a   30.3 kts
20130815T071322 ssmis17 67.8 NaN% NaN NaN n/a   30.5 kts
20130815T101810 ssmis18 90.1 8.2% 0.3 -0.3 n/a   34.0 kts
20130815T142718 tmi 112.3 5.5% 4.7 -4.7 n/a   35.0 kts
20130815T192231 ssmis17 190.1 15.1% 1.8 -1.8 n/a   35.0 kts
20130815T212954 ssmis18 12.2 0.0% 1.4 -1.4 n/a   35.0 kts
20130816T051831 tmi 212.4 NaN% NaN NaN n/a   35.0 kts
20130816T075548 ssmis17 56.7 0.0% 2.4 -2.4 n/a   33.8 kts
20130816T100544 ssmis18 201.2 6.8% 4.6 -4.6 n/a   31.2 kts
20130816T100545 ssmis18 201.2 6.8% 4.6 -4.6 n/a   31.2 kts
20130816T172047 ssmi15 56.7 0.0% 3.7 -3.7 n/a   31.1 kts
20130816T191325 ssmis16 78.9 17.8% 2.2 -2.2 n/a   31.8 kts
20130817T055329 ssmi15 34.5 1.4% 3.2 -3.2 n/a   35.0 kts
20130817T055958 tmi 12.2 0.0% 4.7 -4.7 n/a   35.0 kts
20130817T081324 ssmis16 78.9 5.5% 4.7 -4.7 n/a   35.0 kts
20130817T141100 tmi 123.4 1.4% 6.0 -6.0 n/a   35.0 kts
20130817T170604 ssmi15 23.4 0.0% 5.2 -5.2 n/a   35.0 kts
20130817T192711 ssmis16 212.4 5.5% 2.1 -2.1 n/a   35.0 kts
20130817T224828 ssmis18 212.4 NaN% NaN NaN n/a   35.0 kts
20130817T224944 ssmis18 212.4 NaN% NaN NaN n/a   35.0 kts
20130818T053716 ssmi15 23.4 0.0% 6.3 -6.3 n/a   32.7 kts
20130818T075950 ssmis16 5.0 0.0% 0.9 -0.9 n/a   31.3 kts
20130818T090320 ssmis17 134.5 NaN% NaN NaN n/a   30.8 kts
20130818T112119 ssmis18 12.2 0.0% 3.0 -3.0 n/a   30.0 kts
20130818T131256 tmi 212.4 0.0% 10.5 -10.5 n/a   30.0 kts
20130818T191408 ssmis16 5.0 0.0% 2.5 -2.5 n/a   30.0 kts
20130818T201205 ssmis17 34.5 0.0% 3.4 -3.4 n/a   30.0 kts
20130818T215905 ssmis18 23.4 0.0% 2.5 -2.5 n/a   30.0 kts
20130819T054335 tmi 12.2 0.0% 4.7 -4.7 n/a   30.0 kts
20130819T074654 ssmis16 23.4 0.0% 2.5 -2.5 n/a   30.0 kts
20130819T084401 ssmis17 5.0 0.0% 3.7 -3.7 n/a   30.0 kts
20130819T085837 ssmis17 12.2 0.0% 4.3 -4.3 n/a   30.0 kts
20130819T110838 ssmis18 190.1 0.0% 4.9 -4.9 n/a   30.0 kts
20130819T181644 ssmi15 56.7 0.0% 7.0 -7.0 n/a   30.0 kts
20130819T201444 ssmis17 12.2 0.0% 2.3 -2.3 n/a   30.0 kts
20130819T222200 ssmis18 23.4 0.0% 10.3 -10.3 n/a   30.0 kts
20130819T222640 ssmis18 23.4 NaN% NaN NaN n/a   30.0 kts
20130820T062448 tmi 12.2 0.0% 3.6 -3.6 n/a   30.0 kts
20130820T064608 ssmi15 23.4 0.0% 6.8 -6.8 n/a   30.0 kts
20130820T084524 ssmis17 5.0 0.0% 6.4 -6.4 n/a   30.0 kts
20130820T104008 ssmis18 12.2 0.0% 2.8 -2.8 n/a   30.0 kts
20130820T125655 tmi 12.2 0.0% 1.6 -1.6 n/a   30.0 kts
20130820T180200 ssmi15 12.2 0.0% 2.2 -2.2 n/a   29.6 kts
20130820T194923 ssmis16 5.0 0.0% 3.8 -3.8 n/a   29.3 kts
20130821T052837 tmi 5.0 0.0% 8.4 -8.4 n/a   27.0 kts
20130821T062933 ssmi15 5.0 0.0% 2.9 -2.9 n/a   26.7 kts
20130821T090047 ssmis16 5.0 0.0% 4.0 -4.0 n/a   25.9 kts
20130821T120019 tmi 5.0 0.0% 3.4 -3.4 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).