Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning NHC estimate
20110707T195059 amsre NaN 9.4% 6.9 -6.9 n/a   30.7 kts
20110708T000842 ssmis17 NaN 0.0% 3.0 -3.0 n/a   35.2 kts
20110708T013036 ssmis16 NaN 49.3% 3.3 -3.3 n/a   37.0 kts
20110708T013755 tmi NaN 19.2% 0.0 -0.0 n/a   37.2 kts
20110708T031644 ssmis18 34.5 95.9% 7.8 -22.8 n/a   40.1 kts
20110708T124356 ssmis17 78.9 100.0% 26.8 -41.8 n/a   56.3 kts
20110708T140554 ssmis16 78.9 100.0% 50.8 65.8 >85 kts# 58.8 kts
20110708T155217 ssmis18 67.8 100.0% 30.9 45.9 >65 kts   61.9 kts
20110708T162904 tmi 78.9 NaN% NaN NaN n/a   62.9 kts
20110709T011820 ssmis16 NaN 41.1% 0.0 0.0 n/a   69.6 kts
20110709T030503 ssmis18 NaN 20.6% 3.8 3.8 n/a   68.3 kts
20110709T084652 amsre NaN 12.3% 5.0 5.0 n/a   61.0 kts
20110709T154019 ssmis18 NaN 1.4% 6.9 -6.9 n/a   45.0 kts
20110709T171055 tmi 156.8 NaN% NaN NaN n/a   41.3 kts
20110709T211747 amsre NaN 0.0% 1.9 -1.9 n/a   37.2 kts
20110710T012229 tmi 201.2 4.1% 11.0 -11.0 n/a   32.7 kts
20110710T012512 ssmis17 201.2 NaN% NaN NaN n/a   32.6 kts
20110710T092934 amsre NaN 0.0% 5.9 -5.9 n/a   26.1 kts
20110710T134013 ssmis16 NaN 0.0% 0.2 -0.2 n/a   24.1 kts
20110710T151643 ssmis18 90.1 NaN% NaN NaN n/a   23.3 kts
20110710T161453 tmi NaN 0.0% 3.5 -3.5 n/a   22.7 kts
20110711T002614 tmi NaN 5.5% 2.6 -2.6 n/a   20.0 kts
20110711T011238 ssmis17 NaN 0.0% 2.8 -2.8 n/a   20.0 kts
20110711T134613 ssmis17 NaN 0.0% 2.3 -2.3 n/a   20.0 kts
20110711T165640 tmi -919.0 -999.0% -999.0 -909.0 n/a   20.0 kts
20110711T210618 amsre NaN 0.0% 5.3 -5.3 n/a   20.0 kts
20110712T010025 ssmis17 NaN 0.0% 0.9 -0.9 n/a   20.0 kts
20110712T022228 ssmis16 NaN 0.0% 2.8 -2.8 n/a   20.0 kts
20110712T032519 ssmis18 NaN 0.0% 3.9 -3.9 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.