Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20100718T094158 ssmis17 NaN 12.5% 8.9 -8.9 n/a   30.0 kts
20100718T104706 ssmis16 NaN 0.0% 0.0 -0.0 n/a   30.0 kts
20100718T115415 ssmis18 NaN 0.0% 1.9 -1.9 n/a   30.0 kts
20100718T133024 tmi NaN 0.0% 4.8 -4.8 n/a   29.2 kts
20100718T172728 amsre NaN 0.0% 0.0 -0.0 n/a   25.1 kts
20100718T210900 ssmi15 NaN 0.0% 2.9 -2.9 n/a   27.7 kts
20100718T220608 ssmis17 NaN 0.0% 0.0 -0.0 n/a   28.8 kts
20100718T232235 ssmis16 NaN 0.0% 2.9 -2.9 n/a   29.8 kts
20100718T233422 ssmis17 NaN 0.0% 0.0 -0.0 n/a   29.9 kts
20100719T003012 ssmis18 NaN 4.1% 3.9 -3.9 n/a   30.0 kts
20100719T055730 amsre NaN 6.8% 0.0 -0.0 n/a   30.0 kts
20100719T091517 ssmis17 NaN 4.1% 2.4 -2.4 n/a   30.0 kts
20100719T103134 ssmis16 NaN 4.1% 2.7 -2.7 n/a   30.0 kts
20100719T114226 ssmis18 NaN 3.0% 2.0 -2.0 n/a   30.0 kts
20100719T181014 amsre NaN 0.0% 0.7 -0.7 n/a   35.0 kts
20100719T220414 ssmis17 NaN 30.1% 0.8 -0.8 n/a   35.0 kts
20100719T222349 tmi NaN 0.0% 0.0 -0.0 n/a   35.0 kts
20100720T000036 ssmis18 NaN 12.3% 1.1 -1.1 n/a   35.0 kts
20100720T083617 ssmis17 NaN 20.6% 2.4 -2.4 n/a   36.5 kts
20100720T094530 ssmi15 NaN 28.8% 0.0 -0.0 n/a   37.7 kts
20100720T131541 tmi NaN 23.3% 3.3 -3.3 n/a   41.0 kts
20100720T212652 tmi NaN 41.1% 8.7 -8.7 n/a   51.8 kts
20100720T215116 ssmis17 NaN 48.0% 9.1 -9.1 n/a   52.6 kts
20100720T221800 ssmi15 -919.0 -999.0% -999.0 -909.0 n/a   53.4 kts
20100721T054614 amsre 190.1 38.4% 10.6 -10.6 n/a   45.0 kts
20100721T093030 ssmi15 NaN 0.0% 0.0 -0.0 n/a   50.3 kts
20100721T175706 amsre 67.8 57.5% 11.7 11.7 n/a   59.9 kts
20100721T203045 tmi NaN 27.4% 9.6 9.6 n/a   64.1 kts
20100721T220230 ssmi15 67.8 34.2% 10.7 10.7 n/a   67.0 kts
20100722T091530 ssmi15 NaN 35.6% 3.9 3.9 n/a   63.7 kts
20100722T112825 ssmis16 NaN 28.8% 0.0 0.0 n/a   55.4 kts
20100722T123734 ssmis18 NaN 13.2% 0.0 0.0 n/a   55.0 kts
20100722T130115 tmi NaN 0.0% 0.0 0.0 n/a   55.0 kts
20100722T183922 amsre NaN 23.3% 6.3 6.3 n/a   51.1 kts
20100722T214600 ssmi15 -919.0 -999.0% -999.0 -909.0 n/a   44.4 kts
20100722T224923 ssmis17 NaN 0.0% 0.0 -0.0 n/a   42.2 kts
20100723T001127 ssmis16 NaN 0.0% 1.6 -1.6 n/a   39.7 kts
20100723T011326 ssmis18 NaN 0.0% 0.0 -0.0 n/a   38.0 kts
20100723T102203 ssmis17 NaN 0.0% 0.0 -0.0 n/a   22.7 kts
20100723T112726 ssmis16 NaN 0.0% 0.0 -0.0 n/a   20.9 kts
20100723T120353 ssmis18 NaN 0.0% 1.0 -1.0 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.