Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20130219T021646 ssmis17 179.0 26.0% 2.2 -2.2 n/a   35.0 kts
20130219T023130 ssmis16 123.4 2.7% 1.9 -1.9 n/a   35.0 kts
20130219T081138 tmi 179.0 21.9% 3.0 -3.0 n/a   35.0 kts
20130219T131015 ssmi15 123.4 31.5% 7.5 -7.5 n/a   35.4 kts
20130219T144436 tmi 123.4 21.9% 7.5 -7.5 n/a   37.0 kts
20130219T151010 ssmis17 145.7 28.8% 4.8 -4.8 n/a   37.6 kts
20130219T152629 ssmis16 123.4 32.9% 8.1 -8.1 n/a   38.0 kts
20130220T002405 ssmi15 101.2 54.8% 10.7 -10.7 n/a   55.6 kts
20130220T022504 ssmis17 56.7 67.1% 2.2 2.2 n/a   58.2 kts
20130220T024114 ssmis16 112.3 63.0% 6.6 6.6 n/a   58.5 kts
20130220T071550 tmi 90.1 56.2% 13.8 13.8 n/a   63.7 kts
20130220T125447 ssmi15 112.3 100.0% 36.7 51.7 >65 kts   71.6 kts
20130220T145657 ssmis17 112.3 61.6% 4.9 4.9 n/a   76.0 kts
20130221T021228 ssmis17 123.4 NaN% NaN NaN n/a   96.5 kts
20130221T021239 ssmis16 112.3 71.2% 20.3 20.3 >65 kts   96.5 kts
20130221T123838 ssmi15 112.3 48.0% 24.8 24.8 >65 kts   99.9 kts
20130221T123847 ssmi15 112.3 48.0% 24.9 24.9 >65 kts   99.9 kts
20130221T143117 tmi 123.4 NaN% NaN NaN n/a   99.2 kts
20130221T144357 ssmis17 112.3 100.0% 35.9 50.9 >65 kts   99.1 kts
20130221T144520 ssmis16 123.4 100.0% 32.2 47.2 >65 kts   99.1 kts
20130221T180637 ssmis18 101.2 NaN% NaN NaN n/a   96.1 kts
20130221T180746 ssmis18 101.2 NaN% NaN NaN n/a   96.1 kts
20130222T000838 ssmi15 123.4 100.0% 31.2 46.2 >65 kts   89.9 kts
20130222T021539 ssmis16 101.2 100.0% 51.4 66.4 >85 kts# 88.2 kts
20130222T050741 ssmis18 101.2 100.0% 43.4 58.4 >65 kts   86.1 kts
20130222T122247 ssmi15 56.7 52.0% 21.7 21.7 >65 kts   79.6 kts
20130222T133541 tmi 67.8 69.9% 19.4 19.4 n/a   78.0 kts
20130222T143321 ssmis16 90.1 100.0% 22.1 37.1 >65 kts   76.5 kts
20130222T172527 ssmis18 34.5 97.3% 19.0 34.0 >65 kts   71.5 kts
20130223T020317 ssmis16 212.4 0.0% 2.2 2.2 n/a   56.8 kts
20130223T051030 ssmis18 123.4 23.3% 0.0 0.0 n/a   51.6 kts
20130223T060812 tmi 212.4 13.7% 0.0 0.0 n/a   50.2 kts
20130223T120617 ssmi15 23.4 42.5% 3.0 -3.0 n/a   45.0 kts
20130223T124053 tmi 179.0 NaN% NaN NaN n/a   45.0 kts
20130223T141659 ssmis17 12.2 75.3% 0.0 -0.0 n/a   45.0 kts
20130223T143329 ssmis16 112.3 56.2% 2.1 -2.1 n/a   45.0 kts
20130223T232224 ssmi15 67.8 NaN% NaN NaN n/a   45.0 kts
20130224T013428 ssmis17 156.8 0.0% 1.2 -1.2 n/a   44.8 kts
20130224T013625 ssmis16 179.0 2.7% 3.2 -3.2 n/a   44.8 kts
20130224T051340 tmi 212.4 0.0% 6.9 -6.9 n/a   43.5 kts
20130224T115001 ssmi15 212.4 0.0% 3.3 -3.3 n/a   40.1 kts
20130224T140329 ssmis17 212.4 1.4% 4.0 -4.0 n/a   39.0 kts
20130224T142005 ssmis16 212.4 0.0% 4.6 -4.6 n/a   38.9 kts
20130224T230641 ssmi15 212.4 0.0% 1.9 -1.9 n/a   35.1 kts
20130225T012137 ssmis17 212.4 0.0% 0.5 -0.5 n/a   35.0 kts
20130225T013806 ssmis16 212.4 0.0% 0.1 -0.1 n/a   35.0 kts
20130225T041910 tmi 167.9 0.0% 3.7 -3.7 n/a   34.9 kts
20130225T105130 tmi 190.1 NaN% NaN NaN n/a   31.1 kts
20130225T113429 ssmi15 212.4 0.0% 2.7 -2.7 n/a   30.4 kts
20130225T135038 ssmis17 212.4 1.5% 4.4 -4.4 n/a   30.0 kts
20130225T140720 ssmis16 212.4 NaN% NaN NaN n/a   30.0 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).