Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20240123T031944 amsr2_85 222.0 106.2 9.1% 1.8 -1.8 n/a   35.0 kts
20240123T180242 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   35.0 kts
20240124T045855 gmi_85 255.3 122.9 12.3% 1.0 -1.0 n/a   44.2 kts
20240124T174930 ssmis18_85 277.5 128.4 NaN% NaN NaN n/a   49.9 kts
20240124T181856 gmi_85 333.0 145.1 NaN% NaN NaN n/a   50.3 kts
20240124T194357 ssmis16_85 155.4 72.8 30.1% 6.2 -6.2 n/a   51.4 kts
20240124T201713 ssmis17_85 133.2 61.7 23.3% 2.4 -2.4 n/a   51.9 kts
20240125T062318 ssmis18_85 22.2 6.1 16.4% 0.0 -0.0 n/a   59.4 kts
20240125T085042 ssmis17_85 166.5 61.7 100.0% 23.2 38.2 >65 kts   55.3 kts
20240125T153849 amsr2_85 77.7 2.5 0.0% 1.1 -1.1 n/a   49.8 kts
20240125T173704 ssmis18_85 33.3 11.7 49.3% 0.0 -0.0 n/a   49.7 kts
20240125T193134 ssmis16_85 333.0 128.4 0.0% 1.2 -1.2 n/a   49.6 kts
20240125T200424 ssmis17_85 333.0 150.7 NaN% NaN NaN n/a   49.5 kts
20240126T034930 amsr2_85 122.1 161.8 NaN% NaN NaN n/a   49.1 kts
20240126T050856 gmi_85 333.0 161.8 NaN% NaN NaN n/a   49.0 kts
20240126T060929 ssmis18_85 22.2 78.4 0.0% 2.0 -2.0 n/a   49.0 kts
20240126T080348 ssmis16_85 33.3 145.1 NaN% NaN NaN n/a   48.8 kts
20240126T083508 ssmis17_85 111.0 45.0 6.8% 0.0 -0.0 n/a   48.8 kts
20240201T045148 amsr2_85 333.0 122.9 NaN% NaN NaN n/a   40.8 kts
20240201T154421 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   40.1 kts
20240202T032855 gmi_85 22.2 6.1 0.0% 3.5 -3.5 n/a   39.2 kts
20240202T061810 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   35.0 kts
20240202T074646 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   35.0 kts
20240202T162743 amsr2_85 122.1 56.1 11.0% 1.6 -1.6 n/a   30.9 kts
20240203T024854 gmi_85 99.9 45.0 6.8% 2.1 -2.1 n/a   26.3 kts
20240203T043831 amsr2_85 310.8 150.7 NaN% NaN NaN n/a   25.6 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).