Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20130617T005040 tmi 5.0 0.0% 5.2 -5.2 n/a   25.0 kts
20130618T112524 tmi 234.6 NaN% NaN NaN n/a   25.0 kts
20130619T003744 tmi 34.5 NaN% NaN NaN n/a   25.0 kts
20130619T102846 tmi 190.1 23.9% 8.0 -8.0 n/a   25.0 kts
20130620T093213 tmi 56.7 11.0% 5.4 -5.4 n/a   25.0 kts
20130620T192921 ssmi15 101.2 0.0% 3.9 -3.9 n/a   30.0 kts
20130620T220248 ssmis17 312.4 NaN% NaN NaN n/a   30.0 kts
20130621T002415 tmi 256.8 NaN% NaN NaN n/a   30.1 kts
20130621T002423 tmi 267.9 NaN% NaN NaN n/a   30.1 kts
20130621T083551 tmi 90.1 19.2% 2.0 -2.0 n/a   35.0 kts
20130621T083552 tmi 90.1 16.4% 3.0 -3.0 n/a   35.0 kts
20130621T093129 ssmis16 323.5 NaN% NaN NaN n/a   35.0 kts
20130621T122412 ssmis18 279.1 NaN% NaN NaN n/a   35.0 kts
20130621T221408 ssmis16 234.6 NaN% NaN NaN n/a   35.0 kts
20130622T005609 ssmis18 167.9 16.4% 3.9 -3.9 n/a   34.3 kts
20130622T010544 tmi 134.5 16.4% 3.9 -3.9 n/a   34.1 kts
20130622T080647 ssmi15 56.7 0.0% 1.5 -1.5 n/a   25.0 kts
20130622T090234 ssmis16 179.0 6.8% 5.1 -5.1 n/a   25.0 kts
20130622T100913 ssmis17 190.1 0.0% 5.2 -5.2 n/a   25.0 kts
20130622T121218 ssmis18 134.5 0.0% 2.0 -2.0 n/a   25.0 kts
20130622T203837 ssmi15 323.5 NaN% NaN NaN n/a   25.0 kts
20130622T220142 ssmis16 201.2 NaN% NaN NaN n/a   25.0 kts
20130622T231748 ssmis17 90.1 NaN% NaN NaN n/a   25.0 kts
20130623T000940 tmi 301.3 NaN% NaN NaN n/a   25.0 kts
20130623T004550 ssmis18 56.7 0.0% 0.9 -0.9 n/a   25.0 kts
20130623T075127 ssmi15 145.7 11.0% 3.4 -3.4 n/a   25.0 kts
20130623T081926 tmi 167.9 NaN% NaN NaN n/a   25.0 kts
20130623T103145 ssmis17 23.4 0.0% 1.7 -1.7 n/a   24.7 kts
20130623T202239 ssmi15 134.5 16.4% 2.5 -2.5 n/a   18.9 kts
20130623T230418 ssmis17 179.0 11.0% 2.8 -2.8 n/a   17.7 kts
20130624T005154 tmi 5.0 NaN% NaN NaN n/a   16.9 kts
20130624T072455 tmi 279.1 NaN% NaN NaN n/a   15.0 kts
20130624T073604 ssmi15 67.8 0.0% 2.5 -2.5 n/a   15.0 kts
20130624T101930 ssmis17 78.9 0.0% 2.4 -2.4 n/a   15.0 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).