Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning NHC estimate
20131013T012642 ssmis17 67.8 37.0% 3.1 -3.1 n/a   32.9 kts
20131013T111305 ssmi15 45.6 0.0% 3.4 -3.4 n/a   44.2 kts
20131013T125327 ssmis16 45.6 0.0% 5.5 -5.5 n/a   46.3 kts
20131013T140116 ssmis17 34.5 35.6% 13.0 -13.0 n/a   48.6 kts
20131013T222511 ssmi15 67.8 37.0% 2.0 2.0 n/a   55.0 kts
20131013T231440 ssmis16 45.6 32.9% 6.7 6.7 n/a   55.0 kts
20131014T011455 ssmis17 190.1 NaN% NaN NaN n/a   55.0 kts
20131014T060017 tmi 90.1 21.9% 5.6 -5.6 n/a   55.0 kts
20131014T105614 ssmi15 12.2 0.0% 2.6 -2.6 n/a   51.0 kts
20131014T123932 ssmis16 212.4 19.2% 8.4 -8.4 n/a   49.5 kts
20131014T134612 ssmis17 201.2 16.4% 3.5 -3.5 n/a   48.5 kts
20131014T221050 ssmi15 101.2 11.0% 3.5 -3.5 n/a   41.8 kts
20131014T230535 ssmis16 5.0 0.0% 0.0 -0.0 n/a   40.9 kts
20131015T010303 ssmis17 12.2 0.0% 2.4 -2.4 n/a   38.4 kts
20131015T064324 tmi 190.1 NaN% NaN NaN n/a   30.0 kts
20131015T103923 ssmi15 190.1 NaN% NaN NaN n/a   30.0 kts
20131015T113743 tmi 167.9 NaN% NaN NaN n/a   30.0 kts
20131015T122544 ssmis16 12.2 0.0% 6.8 -6.8 n/a   30.0 kts
20131015T133308 ssmis17 56.7 0.0% 8.6 -8.6 n/a   30.0 kts
20131015T234305 ssmis16 134.5 NaN% NaN NaN n/a   25.1 kts
20131016T002348 ssmis17 134.5 NaN% NaN NaN n/a   24.8 kts
20131016T054820 tmi 167.9 NaN% NaN NaN n/a   22.4 kts
20131016T102316 ssmi15 156.8 NaN% NaN NaN n/a   20.6 kts
20131016T104225 tmi 212.4 NaN% NaN NaN n/a   20.4 kts
20131016T121224 ssmis16 145.7 NaN% NaN NaN n/a   20.0 kts
20131016T132003 ssmis17 179.0 NaN% NaN NaN 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.

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).