Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20150402T020431 tmi 179.0 NaN% NaN NaN n/a   25.0 kts
20150402T114839 tmi 23.4 NaN% NaN NaN n/a   25.0 kts
20150403T052832 ssmis16 112.3 NaN% NaN NaN n/a   29.9 kts
20150403T072608 ssmis17 212.4 8.2% 5.1 -5.1 n/a   30.0 kts
20150403T075101 ssmis19 245.7 8.2% 6.2 -6.2 n/a   30.0 kts
20150403T085740 ssmis18 312.4 NaN% NaN NaN n/a   30.0 kts
20150403T120727 tmi 12.2 17.8% 2.0 -2.0 n/a   30.0 kts
20150403T120731 tmi 12.2 6.8% 3.1 -3.1 n/a   30.0 kts
20150403T161241 ssmi15 23.4 31.5% 0.0 -0.0 n/a   30.0 kts
20150403T180758 ssmis16 56.7 63.0% 6.8 -6.8 n/a   30.0 kts
20150403T203009 ssmis19 45.6 26.0% 0.0 -0.0 n/a   31.2 kts
20150403T203010 ssmis19 45.6 26.0% 0.0 -0.0 n/a   31.2 kts
20150403T213709 ssmis18 78.9 56.2% 1.1 -1.1 n/a   32.3 kts
20150404T010717 tmi 23.4 87.7% 5.3 -20.3 n/a   36.7 kts
20150404T010718 tmi 23.4 80.8% 5.1 -5.1 n/a   36.7 kts
20150404T194030 ssmis17 167.9 15.1% 4.4 -4.4 n/a   44.0 kts
20150404T201651 ssmis19 156.8 13.7% 2.1 -2.1 n/a   43.4 kts
20150404T210916 ssmis18 167.9 15.1% 3.5 -3.5 n/a   42.3 kts
20150405T012622 tmi 323.5 NaN% NaN NaN n/a   40.0 kts
20150405T044526 ssmi15 90.1 NaN% NaN NaN n/a   40.0 kts
20150405T061549 ssmis16 23.4 42.5% 0.3 -0.3 n/a   40.0 kts
20150405T110851 tmi 12.2 82.2% 0.0 -0.0 n/a   40.0 kts
20150405T110853 tmi 12.2 67.1% 0.0 -0.0 n/a   40.0 kts
20150405T193002 ssmis17 167.9 NaN% NaN NaN n/a   30.0 kts
20150405T194417 ssmis19 179.0 NaN% NaN NaN n/a   30.0 kts
20150405T200341 ssmis19 201.2 NaN% NaN NaN n/a   30.0 kts
20150405T211228 ssmis18 101.2 12.3% 7.7 -7.7 n/a   30.0 kts
20150406T000959 tmi 23.4 NaN% NaN NaN n/a   30.0 kts
20150406T042948 ssmi15 23.4 NaN% NaN NaN n/a   30.0 kts
20150406T055800 ssmis16 145.7 0.0% 3.9 -3.9 n/a   30.0 kts
20150406T060010 ssmis16 145.7 0.0% 4.2 -4.2 n/a   30.0 kts
20150406T075930 ssmis17 12.2 0.0% 3.6 -3.6 n/a   28.7 kts
20150406T085244 ssmis19 23.4 0.0% 4.3 -4.3 n/a   27.7 kts
20150406T170543 ssmi15 12.2 0.0% 1.6 -1.6 n/a   24.3 kts
20150407T002755 tmi 290.2 NaN% NaN NaN n/a   20.0 kts
20150407T072922 ssmis17 34.5 0.0% 3.5 -3.5 n/a   20.0 kts
20150407T083936 ssmis19 190.1 0.0% 4.7 -4.7 n/a   20.0 kts
20150407T095000 ssmis18 256.8 0.0% 2.8 -2.8 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).