Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning NHC estimate
20100617T144030 ssmis16 NaN 0.0% 0.0 -0.0 n/a   36.2 kts
20100617T152555 ssmis18 NaN 6.8% 3.0 -3.0 n/a   37.6 kts
20100617T195755 tmi NaN 0.0% 5.4 -5.4 n/a   40.0 kts
20100617T204750 amsre NaN 0.0% 0.3 -0.3 n/a   40.0 kts
20100618T004812 ssmis17 NaN 0.0% 0.0 -0.0 n/a   39.8 kts
20100618T090048 amsre NaN 30.1% 4.2 -4.2 n/a   37.5 kts
20100618T142732 ssmis16 NaN 0.0% 0.0 -0.0 n/a   40.0 kts
20100619T045136 tmi NaN 17.8% 1.1 -1.1 n/a   45.0 kts
20100619T131041 ssmis17 NaN 19.2% 6.8 -6.8 n/a   55.0 kts
20100619T194326 tmi NaN 31.5% 0.0 0.0 n/a   54.3 kts
20100619T203607 amsre NaN 0.0% 0.0 0.0 n/a   53.5 kts
20100620T003730 ssmi15 NaN 0.0% 0.0 0.0 n/a   49.5 kts
20100620T035521 tmi NaN 0.0% 1.0 1.0 n/a   46.7 kts
20100620T131030 ssmi15 NaN 9.6% 1.5 -1.5 n/a   38.2 kts
20100620T211926 amsre NaN 1.4% 2.9 -2.9 n/a   30.0 kts
20100621T002200 ssmi15 -919.0 -999.0% -999.0 -909.0 n/a   30.0 kts
20100621T025626 ssmis16 NaN 4.1% 2.4 -2.4 n/a   30.0 kts
20100621T030433 ssmis18 NaN 0.0% 0.0 -0.0 n/a   30.0 kts
20100621T034423 ssmis18 NaN 4.1% 1.3 -1.3 n/a   30.0 kts
20100621T093119 amsre NaN 0.0% 3.7 -3.7 n/a   30.0 kts
20100621T125430 ssmi15 -919.0 -999.0% -999.0 -909.0 n/a   29.7 kts
20100621T153039 ssmis16 NaN 0.0% 1.4 -1.4 n/a   26.9 kts
20100621T161856 ssmis18 NaN 0.0% 0.1 -0.1 n/a   26.0 kts
20100621T192959 tmi NaN 0.0% 0.0 -0.0 n/a   25.0 kts
20100622T013933 ssmis17 NaN 0.0% 0.7 -0.7 n/a   25.0 kts
20100622T034132 tmi NaN 0.0% 0.3 -0.3 n/a   25.0 kts
20100622T101432 amsre NaN 0.0% 1.5 -1.5 n/a   23.6 kts
20100622T141406 ssmis17 NaN 0.0% 0.2 -0.2 n/a   21.2 kts
20100622T151826 ssmis16 NaN 0.0% 0.0 -0.0 n/a   20.6 kts
20100622T160735 ssmis18 NaN 0.0% 0.0 -0.0 n/a   20.3 kts
20100623T012655 ssmis17 NaN 0.0% 0.0 -0.0 n/a   20.0 kts
20100623T140155 ssmis17 NaN 0.0% 2.5 -2.5 n/a   20.0 kts
20100623T140530 ssmi15 NaN 0.0% 0.0 -0.0 n/a   20.0 kts
20100623T191425 tmi NaN 0.0% 5.4 -5.4 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.