Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20260408T200049 ssmis17_85 99.9 111.7 NaN% NaN NaN n/a   25.0 kts
20260409T033040 amsr2_85 22.2 2.5 0.0% 7.0 -7.0 n/a   27.9 kts
20260409T061910 ssmis18_85 122.1 56.1 17.8% 4.3 -4.3 n/a   30.0 kts
20260409T154734 amsr2_85 299.7 139.5 24.2% 6.5 -6.5 n/a   33.2 kts
20260409T194632 ssmis17_85 333.0 117.3 12.3% 3.1 -3.1 n/a   36.5 kts
20260409T202921 ssmis16_85 222.0 100.6 NaN% NaN NaN n/a   37.1 kts
20260410T060444 ssmis18_85 199.8 106.2 23.9% 2.8 -2.8 n/a   45.1 kts
20260410T091742 ssmis16_85 233.1 111.7 NaN% NaN NaN n/a   50.5 kts
20260410T193233 ssmis17_85 66.6 28.4 82.2% 16.1 16.1 n/a   63.9 kts
20260411T031822 amsr2_85 33.3 11.7 32.9% 4.3 4.3 n/a   77.8 kts
20260411T055051 ssmis18_85 33.3 11.7 NaN% NaN NaN n/a   79.9 kts
20260411T153449 amsr2_85 44.4 17.2 100.0% 50.6 65.6 >85 kts# 91.0 kts
20260411T182856 ssmis18_85 33.3 11.7 100.0% 51.6 66.6 >85 kts# 96.2 kts
20260412T053703 ssmis18_85 22.2 11.7 NaN% NaN NaN n/a   128.7 kts
20260412T085028 ssmis16_85 33.3 11.7 100.0% 62.8 77.8 >85 kts# 139.5 kts
20260412T181410 ssmis18_85 22.2 6.1 100.0% 48.8 63.8 >85 kts# 155.0 kts
20260412T212753 ssmis16_85 22.2 6.1 100.0% 64.1 79.1 >85 kts# 155.0 kts
20260413T030709 amsr2_85 33.3 11.7 100.0% 56.0 71.0 >85 kts# 152.4 kts
20260413T075240 ssmis17_85 22.2 6.1 100.0% 51.1 66.2 >85 kts# 150.0 kts
20260413T083727 ssmis16_85 22.2 6.1 100.0% 56.1 71.1 >85 kts# 150.0 kts
20260413T175923 ssmis18_85 22.2 161.8 NaN% NaN NaN n/a   145.0 kts
20260413T202848 ssmis17_85 122.1 56.1 NaN% NaN NaN n/a   140.9 kts
20260414T035039 amsr2_85 22.2 6.1 100.0% 30.1 45.1 >65 kts   131.8 kts
20260414T160358 amsr2_85 88.8 39.5 100.0% 41.0 56.0 >65 kts   118.2 kts
20260414T201428 ssmis17_85 88.8 39.5 100.0% 42.7 57.7 >65 kts   113.1 kts
20260415T063655 ssmis18_85 77.7 33.9 100.0% 35.7 50.7 >65 kts   110.0 kts
20260415T191059 ssmis18_85 244.2 117.3 NaN% NaN NaN n/a   112.0 kts
20260415T195905 ssmis17_85 99.9 45.0 NaN% NaN NaN n/a   110.0 kts
20260416T033916 amsr2_85 77.7 33.9 0.0% 6.8 6.8 n/a   100.0 kts
20260416T062257 ssmis18_85 222.0 106.2 NaN% NaN NaN n/a   99.4 kts
20260416T155052 amsr2_85 77.7 89.5 13.7% 17.9 17.9 n/a   86.8 kts
20260416T185546 ssmis18_85 210.9 100.6 NaN% NaN NaN n/a   84.7 kts
20260417T060931 ssmis18_85 233.1 111.7 100.0% 40.1 55.1 >65 kts   81.6 kts
20260417T092525 ssmis16_85 133.2 61.7 21.9% 13.0 13.0 n/a   80.7 kts
20260417T184106 ssmis18_85 310.8 161.8 NaN% NaN NaN n/a   69.4 kts
20260418T055631 ssmis18_85 277.5 128.4 NaN% NaN NaN n/a   60.0 kts
20260418T153648 amsr2_85 310.8 150.7 NaN% NaN NaN n/a   57.0 kts
20260418T182601 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   55.0 kts
20260419T054237 ssmis18_85 333.0 139.5 NaN% NaN NaN n/a   50.2 kts
20260420T052830 ssmis18_85 88.8 39.5 0.0% 3.1 -3.1 n/a   50.0 kts
20260420T152252 amsr2_85 22.2 6.1 NaN% NaN NaN n/a   46.1 kts
20260420T175506 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   45.0 kts
20260420T184346 ssmis17_85 44.4 17.2 0.0% 0.0 -0.0 n/a   45.0 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).