Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20130406T120338 ssmis16 23.4 65.8% 1.4 -1.4 n/a   35.0 kts
20130406T145327 tmi 12.2 0.0% 4.3 -4.3 n/a   35.0 kts
20130406T155642 ssmis18 67.8 46.6% 0.0 -0.0 n/a   35.0 kts
20130406T222756 ssmi15 NaN 49.3% 0.0 -920.0 n/a   35.0 kts
20130407T005241 ssmis17 34.5 50.7% 0.0 -0.0 n/a   35.0 kts
20130407T025312 ssmis18 212.4 28.8% 4.3 -4.3 n/a   35.0 kts
20130407T112003 ssmi15 179.0 NaN% NaN NaN n/a   37.1 kts
20130407T132012 ssmis17 12.2 42.5% 2.7 -2.7 n/a   38.3 kts
20130407T154426 ssmis18 201.2 NaN% NaN NaN n/a   39.5 kts
20130408T044705 tmi 67.8 63.0% 2.6 -2.6 n/a   40.0 kts
20130408T044721 tmi 212.4 1.4% 3.0 -3.0 n/a   40.0 kts
20130408T131112 ssmis16 34.5 79.5% 0.0 -0.0 n/a   42.5 kts
20130408T143757 tmi 12.2 68.5% 8.8 -8.8 n/a   43.3 kts
20130408T143803 tmi 12.2 69.9% 10.8 -10.8 n/a   43.3 kts
20130408T153221 ssmis18 12.2 75.3% 0.0 -0.0 n/a   43.8 kts
20130409T003150 ssmis16 90.1 100.0% 24.4 -39.4 n/a   47.5 kts
20130409T130044 ssmis16 67.8 35.6% 2.0 -2.0 n/a   55.5 kts
20130409T231938 ssmi15 156.8 100.0% 36.3 51.3 >65 kts   64.2 kts
20130410T015540 ssmis17 90.1 100.0% 25.7 40.7 >65 kts   66.3 kts
20130410T034921 ssmis18 67.8 49.3% 14.4 14.4 n/a   67.9 kts
20130410T043154 tmi 78.9 52.0% 9.1 9.1 n/a   68.6 kts
20130410T043157 tmi 78.9 52.0% 10.4 10.4 n/a   68.6 kts
20130410T115539 ssmi15 45.6 45.2% 11.6 11.6 n/a   78.9 kts
20130410T125902 ssmis16 23.4 52.0% 3.4 3.4 n/a   80.5 kts
20130410T143129 ssmis17 34.5 64.4% 13.0 13.0 n/a   82.7 kts
20130410T164903 ssmis18 45.6 65.8% 8.2 8.2 n/a   84.7 kts
20130410T230409 ssmi15 101.2 20.6% 4.6 4.6 n/a   82.5 kts
20130411T014304 ssmis17 201.2 31.5% 1.9 1.9 n/a   79.9 kts
20130411T033609 tmi 112.3 13.7% 1.9 1.9 n/a   77.7 kts
20130411T033614 tmi 5.0 48.0% 1.4 1.4 n/a   77.7 kts
20130411T034708 ssmis18 5.0 0.0% 0.5 0.5 n/a   77.5 kts
20130411T113952 ssmi15 212.4 0.0% 13.3 13.3 n/a   65.7 kts
20130411T132648 tmi 112.3 0.0% 3.8 3.8 n/a   62.2 kts
20130411T132658 tmi 112.3 0.0% 4.0 4.0 n/a   62.2 kts
20130411T142004 ssmis17 212.4 20.6% 11.6 11.6 n/a   60.6 kts
20130411T163627 ssmis18 190.1 23.3% 7.9 7.9 n/a   56.8 kts
20130412T013033 ssmis17 212.4 0.0% 3.1 3.1 n/a   48.5 kts
20130412T015020 ssmis16 212.4 NaN% NaN NaN n/a   48.2 kts
20130412T033258 ssmis18 201.2 0.0% 1.4 1.4 n/a   46.9 kts
20130412T112344 ssmi15 212.4 0.0% 1.9 -1.9 n/a   39.4 kts
20130412T123121 tmi 212.4 1.4% 3.8 -3.8 n/a   38.2 kts
20130412T123124 tmi 145.7 0.0% 2.8 -2.8 n/a   38.2 kts
20130412T140250 ssmis17 212.4 0.0% 1.8 -1.8 n/a   36.8 kts
20130412T162346 ssmis18 201.2 15.1% 5.5 -5.5 n/a   35.3 kts
20130413T010214 ssmis17 179.0 38.4% 6.8 -6.8 n/a   35.0 kts
20130413T011754 ssmis16 190.1 38.4% 10.2 -10.2 n/a   35.0 kts
20130413T032337 tmi 179.0 11.0% 5.0 -5.0 n/a   35.0 kts
20130413T032340 tmi 179.0 11.0% 4.9 -4.9 n/a   35.0 kts
20130413T033551 ssmis18 167.9 35.6% 3.8 -3.8 n/a   35.0 kts
20130413T113556 tmi 90.1 45.2% 7.3 -7.3 n/a   40.4 kts
20130413T132411 ssmis17 78.9 50.7% 1.1 -1.1 n/a   43.3 kts
20130413T161107 ssmis18 78.9 100.0% 23.7 -38.7 n/a   47.8 kts
20130414T012524 ssmis16 67.8 27.4% 16.2 -16.2 n/a   56.1 kts
20130414T022815 tmi 90.1 45.2% 21.0 21.0 >65 kts   56.9 kts
20130414T022823 tmi 123.4 45.2% 15.0 15.0 n/a   56.9 kts
20130414T104024 tmi 67.8 100.0% 46.8 61.8 >85 kts# 66.8 kts
20130414T104031 tmi 67.8 100.0% 46.9 61.9 >85 kts# 66.8 kts
20130414T134005 ssmis17 56.7 83.6% 19.4 19.4 n/a   71.5 kts
20130414T140007 ssmis16 45.6 100.0% 29.0 44.0 >65 kts   72.0 kts
20130414T155836 ssmis18 45.6 100.0% 25.7 40.7 >65 kts   74.1 kts
20130415T011306 ssmis16 34.5 100.0% 56.0 71.0 >85 kts# 69.9 kts
20130415T094512 tmi 45.6 30.1% 8.5 8.5 n/a   62.1 kts
20130415T132623 ssmis17 12.2 75.3% 0.0 0.0 n/a   59.3 kts
20130415T134137 ssmis16 212.4 NaN% NaN NaN n/a   59.1 kts
20130415T153036 ssmis18 190.1 0.0% 5.7 5.7 n/a   57.5 kts
20130416T003645 ssmis16 167.9 0.0% 2.5 -2.5 n/a   42.0 kts
20130416T021624 tmi 101.2 0.0% 2.7 -2.7 n/a   38.7 kts
20130416T131635 ssmis16 212.4 0.0% 2.0 -2.0 n/a   32.4 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).