Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20250918T193631 ssmis18_85 277.5 128.4 NaN% NaN NaN n/a   36.3 kts
20250918T205450 ssmis17_85 188.7 89.5 NaN% NaN NaN n/a   37.4 kts
20250919T043406 amsr2_85 277.5 128.4 NaN% NaN NaN n/a   40.0 kts
20250919T064745 ssmis18_85 333.0 150.7 NaN% NaN NaN n/a   40.7 kts
20250919T114826 gmi_85 77.7 39.5 9.6% 7.8 -7.8 n/a   44.8 kts
20250919T164644 amsr2_85 77.7 33.9 48.0% 10.4 -10.4 n/a   53.0 kts
20250919T192227 ssmis18_85 177.6 83.9 NaN% NaN NaN n/a   57.3 kts
20250920T010826 gmi_85 333.0 161.8 NaN% NaN NaN n/a   66.0 kts
20250920T093326 ssmis17_85 55.5 17.2 100.0% 55.3 70.3 >85 kts# 87.8 kts
20250920T172923 amsr2_85 44.4 17.2 100.0% 31.4 46.4 >65 kts   113.7 kts
20250920T190830 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   116.0 kts
20250920T220702 ssmis17_85 33.3 11.7 100.0% 37.3 52.3 >65 kts   118.4 kts
20250920T225114 ssmis16_85 33.3 11.7 100.0% 49.5 64.5 >85 kts# 119.0 kts
20250921T002327 gmi_85 33.3 11.7 100.0% 54.3 69.3 >85 kts# 121.3 kts
20250921T042228 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   134.6 kts
20250921T100358 ssmis16_85 88.8 39.5 100.0% 63.6 78.6 >85 kts# 143.4 kts
20250921T215245 ssmis17_85 66.6 28.4 100.0% 66.3 81.3 >85 kts# 145.0 kts
20250922T074744 ssmis18_85 55.5 22.8 100.0% 72.1 87.1 >85 kts# 137.0 kts
20250922T111326 gmi_85 55.5 22.8 100.0% 54.1 69.1 >85 kts# 131.3 kts
20250922T202023 ssmis18_85 55.5 22.8 NaN% NaN NaN n/a   125.0 kts
20250923T003327 gmi_85 44.4 17.2 100.0% 37.2 52.2 >65 kts   124.5 kts
20250923T073406 ssmis18_85 44.4 17.2 100.0% 35.8 50.8 >65 kts   118.7 kts
20250923T175930 amsr2_85 44.4 17.2 46.6% 21.4 21.4 >65 kts   115.0 kts
20250923T200618 ssmis18_85 177.6 83.9 NaN% NaN NaN n/a   113.2 kts
20250923T230457 ssmis17_85 33.3 11.7 98.6% 19.7 34.7 >65 kts   110.8 kts
20250923T235037 ssmis16_85 33.3 11.7 100.0% 21.4 36.4 >65 kts   110.1 kts
20250924T101914 ssmis17_85 11.1 2.5 0.0% 0.0 0.0 n/a   87.0 kts
20250924T110511 ssmis16_85 55.5 89.5 27.3% 0.0 0.0 n/a   83.8 kts
20250924T112326 gmi_85 11.1 83.9 1.4% 1.8 1.8 n/a   82.5 kts
20250924T213248 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   58.2 kts
20250925T004327 gmi_85 188.7 89.5 NaN% NaN NaN n/a   48.8 kts
20250925T084816 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   35.3 kts
20250925T211910 ssmis18_85 22.2 6.1 0.0% 1.0 -1.0 n/a   22.2 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).