Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20180812T102214 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20180812T175240 amsr2_85 55.5 22.8 5.5% 0.0 -0.0 n/a   25.0 kts
20180812T225420 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   29.1 kts
20180813T183539 amsr2_85 33.3 11.7 37.0% 0.0 -0.0 n/a   40.0 kts
20180813T224105 ssmis17_85 55.5 17.2 NaN% NaN NaN n/a   40.0 kts
20180814T005140 gmi_85 77.7 56.1 21.7% 1.0 -1.0 n/a   40.0 kts
20180814T053021 amsr2_85 88.8 39.5 10.6% 2.1 -2.1 n/a   40.0 kts
20180814T082814 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   37.9 kts
20180814T102637 ssmis18_85 210.9 161.8 NaN% NaN NaN n/a   36.3 kts
20180814T140639 gmi_85 111.0 50.6 NaN% NaN NaN n/a   35.0 kts
20180814T210029 ssmis16_85 99.9 45.0 49.3% 0.0 -0.0 n/a   35.0 kts
20180814T225843 ssmis18_85 122.1 50.6 38.4% 1.0 -1.0 n/a   35.0 kts
20180815T061311 amsr2_85 44.4 17.2 16.4% 10.9 -10.9 n/a   35.0 kts
20180815T081503 ssmis16_85 66.6 28.4 NaN% NaN NaN n/a   35.0 kts
20180815T101403 ssmis18_85 55.5 22.8 NaN% NaN NaN n/a   35.0 kts
20180815T112324 ssmis17_85 44.4 17.2 NaN% NaN NaN n/a   35.0 kts
20180815T182315 amsr2_85 77.7 161.8 NaN% NaN NaN n/a   36.0 kts
20180815T204730 ssmis16_85 66.6 161.8 NaN% NaN NaN n/a   42.0 kts
20180815T224645 ssmis18_85 55.5 161.8 NaN% NaN NaN n/a   46.9 kts
20180815T235523 ssmis17_85 66.6 161.8 NaN% NaN NaN n/a   49.8 kts
20180816T004139 gmi_85 44.4 161.8 NaN% NaN NaN n/a   50.6 kts
20180816T080157 ssmis16_85 33.3 11.7 89.0% 11.6 26.6 >65 kts   55.0 kts
20180816T100126 ssmis18_85 22.2 6.1 100.0% 23.6 38.6 >65 kts   55.0 kts
20180816T110938 ssmis17_85 133.2 61.7 NaN% NaN NaN n/a   55.0 kts
20180816T135639 gmi_85 233.1 111.7 NaN% NaN NaN n/a   55.0 kts
20180816T190646 amsr2_85 133.2 61.7 NaN% NaN NaN n/a   54.1 kts
20180816T203454 ssmis16_85 66.6 28.4 NaN% NaN NaN n/a   52.8 kts
20180816T223443 ssmis18_85 99.9 56.1 NaN% NaN NaN n/a   51.2 kts
20180816T234205 ssmis17_85 33.3 39.5 NaN% NaN NaN n/a   50.2 kts
20180817T060042 amsr2_85 44.4 17.2 0.0% 3.7 -3.7 n/a   46.7 kts
20180817T105605 ssmis17_85 299.7 145.1 NaN% NaN NaN n/a   41.2 kts
20180817T232942 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   30.4 kts
20180818T003139 gmi_85 11.1 2.5 0.0% 0.9 -0.9 n/a   29.3 kts
20180818T064338 amsr2_85 310.8 150.7 NaN% NaN NaN n/a   21.6 kts
20180818T091654 ssmis16_85 210.9 100.6 0.0% 1.7 -1.7 n/a   18.4 kts
20180818T111741 ssmis18_85 299.7 145.1 NaN% NaN NaN n/a   15.9 kts
20180818T134639 gmi_85 222.0 106.2 1.4% 0.6 -0.6 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).