Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20110825T081746 ssmis16 256.8 NaN% NaN NaN n/a   37.7 kts
20110825T095344 ssmis18 267.9 NaN% NaN NaN n/a   39.2 kts
20110825T161650 amsre 323.5 NaN% NaN NaN n/a   40.0 kts
20110825T205041 ssmis16 234.6 NaN% NaN NaN n/a   42.3 kts
20110825T230843 ssmis18 323.5 NaN% NaN NaN n/a   44.7 kts
20110826T000020 tmi 312.4 NaN% NaN NaN n/a   45.0 kts
20110826T081003 ssmis17 234.6 NaN% NaN NaN n/a   41.5 kts
20110826T081119 tmi 12.2 0.0% 1.8 -1.8 n/a   41.5 kts
20110826T102415 ssmis18 123.4 12.3% 2.6 -2.6 n/a   44.1 kts
20110826T204529 ssmis17 234.6 34.2% 1.8 -1.8 n/a   45.0 kts
20110826T225627 ssmis18 290.2 39.7% 4.6 -4.6 n/a   45.0 kts
20110827T004339 tmi 267.9 NaN% NaN NaN n/a   45.0 kts
20110827T035457 amsre 223.5 9.6% 3.2 -3.2 n/a   45.0 kts
20110827T071535 tmi 234.6 8.2% 4.3 -4.3 n/a   45.0 kts
20110827T080952 ssmis17 301.3 NaN% NaN NaN n/a   45.0 kts
20110827T101234 ssmis18 201.2 20.6% 4.0 -4.0 n/a   45.0 kts
20110827T160349 amsre 190.1 13.7% 1.3 -1.3 n/a   45.0 kts
20110827T204111 ssmis17 190.1 8.2% 0.9 -0.9 n/a   47.1 kts
20110827T223121 ssmis18 256.8 NaN% NaN NaN n/a   49.2 kts
20110827T234733 tmi 267.9 8.2% 1.5 -1.5 n/a   50.0 kts
20110828T062042 tmi 212.4 11.0% 2.5 -2.5 n/a   50.0 kts
20110828T075707 ssmis17 301.3 NaN% NaN NaN n/a   50.0 kts
20110828T091716 ssmis18 -919.0 -999.0% -999.0 -909.0 n/a   50.0 kts
20110828T164633 amsre 234.6 5.5% 6.5 -6.5 n/a   54.5 kts
20110828T202812 ssmis17 212.4 4.1% 3.8 3.8 n/a   55.0 kts
20110828T223157 ssmis18 145.7 NaN% NaN NaN n/a   55.0 kts
20110828T225214 tmi 312.4 NaN% NaN NaN n/a   55.0 kts
20110829T034253 amsre 179.0 11.0% 3.7 3.7 n/a   55.0 kts
20110829T052449 tmi 179.0 NaN% NaN NaN n/a   55.0 kts
20110829T074455 ssmis17 234.6 5.5% 2.1 2.1 n/a   55.0 kts
20110829T083256 ssmis16 245.7 30.1% 3.9 3.9 n/a   55.0 kts
20110829T201521 ssmis17 212.4 1.4% 1.1 1.1 n/a   55.0 kts
20110829T213951 ssmis16 279.1 15.1% 6.2 6.2 n/a   55.0 kts
20110829T233445 tmi 323.5 NaN% NaN NaN n/a   55.0 kts
20110830T042615 amsre 323.5 NaN% NaN NaN n/a   55.0 kts
20110830T073235 ssmis17 323.5 NaN% NaN NaN n/a   55.0 kts
20110830T085713 ssmis16 323.5 NaN% NaN NaN n/a   55.0 kts
20110830T163333 amsre 323.5 NaN% NaN NaN n/a   55.0 kts
20110830T212635 ssmis16 312.4 NaN% NaN NaN n/a   55.0 kts
20110830T223858 tmi 323.5 NaN% NaN NaN n/a   55.0 kts
20110830T234747 ssmis18 323.5 NaN% NaN NaN n/a   55.0 kts
20110831T051013 tmi 323.5 NaN% NaN NaN n/a   55.0 kts
20110831T084458 ssmis16 323.5 NaN% NaN NaN n/a   55.0 kts
20110831T103217 ssmis18 323.5 NaN% NaN NaN n/a   55.0 kts
20110831T171614 amsre 290.2 NaN% NaN NaN n/a   55.0 kts
20110831T211351 ssmis16 312.4 NaN% NaN NaN n/a   55.0 kts
20110831T231733 ssmis18 323.5 NaN% NaN NaN n/a   55.0 kts
20110831T232109 tmi 256.8 NaN% NaN NaN n/a   55.0 kts
20110901T041416 tmi 323.5 NaN% NaN NaN n/a   55.0 kts
20110901T041434 amsre 312.4 NaN% NaN NaN n/a   55.0 kts
20110901T041436 amsre 323.5 NaN% NaN NaN n/a   55.0 kts
20110901T080611 ssmis17 -919.0 -999.0% -999.0 -909.0 n/a   55.0 kts
20110901T081601 ssmis16 290.2 34.2% 13.9 13.9 n/a   55.0 kts
20110901T102445 ssmis18 312.4 NaN% NaN NaN n/a   55.0 kts
20110901T162033 amsre 312.4 NaN% NaN NaN n/a   55.0 kts
20110901T162034 amsre 312.4 NaN% NaN NaN n/a   55.0 kts
20110901T210034 ssmis16 256.8 NaN% NaN NaN n/a   55.0 kts
20110901T211654 ssmis17 279.1 8.2% 2.2 2.2 n/a   55.0 kts
20110901T222542 tmi 312.4 21.9% 7.4 7.4 n/a   55.0 kts
20110901T232328 ssmis18 323.5 NaN% NaN NaN n/a   55.0 kts
20110902T000333 tmi 323.5 NaN% NaN NaN n/a   55.0 kts
20110902T031914 tmi 301.3 17.2% 6.4 6.4 n/a   55.0 kts
20110902T083714 ssmis17 323.5 NaN% NaN NaN n/a   53.5 kts
20110902T104357 ssmis18 267.9 13.2% 8.8 8.8 n/a   51.2 kts
20110902T170227 amsre 201.2 21.9% 8.1 -8.1 n/a   45.2 kts
20110902T205213 ssmis17 234.6 NaN% NaN NaN n/a   45.0 kts
20110902T230738 tmi 78.9 16.4% 2.1 -2.1 n/a   45.0 kts
20110902T231020 ssmis18 78.9 21.9% 1.3 -1.3 n/a   45.0 kts
20110903T004443 tmi 34.5 9.6% 0.9 -0.9 n/a   45.0 kts
20110903T040418 amsre 56.7 2.7% 1.1 -1.1 n/a   45.0 kts
20110903T080526 ssmis17 201.2 NaN% NaN NaN n/a   44.0 kts
20110903T095548 ssmis18 234.6 NaN% NaN NaN n/a   42.1 kts
20110903T204943 ssmis17 323.5 NaN% NaN NaN n/a   29.5 kts
20110903T221423 ssmis16 156.8 NaN% NaN NaN n/a   26.7 kts
20110903T235015 tmi 190.1 NaN% NaN NaN n/a   25.0 kts
20110904T075038 ssmis17 179.0 0.0% 0.1 -0.1 n/a   22.2 kts
20110904T102214 ssmis18 34.5 0.0% 2.4 -2.4 n/a   20.4 kts
20110904T203426 ssmis17 34.5 0.0% 3.5 -3.5 n/a   20.0 kts
20110904T215900 ssmis16 23.4 0.0% 2.9 -2.9 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.