Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20230209T074913 amsr2_85 333.0 50.6 8.2% 5.7 -5.7 n/a   40.0 kts
20230209T104810 ssmis18_85 277.5 83.9 NaN% NaN NaN n/a   40.0 kts
20230209T111045 ssmis16_85 333.0 95.1 17.8% 5.2 -5.2 n/a   40.0 kts
20230209T123626 ssmis17_85 266.4 67.3 0.0% 5.9 -5.9 n/a   40.0 kts
20230209T220014 ssmis18_85 133.2 50.6 31.5% 1.6 -1.6 n/a   40.0 kts
20230210T103523 ssmis18_85 333.0 28.4 48.0% 0.0 -0.0 n/a   40.1 kts
20230210T150724 gmi_85 333.0 11.7 75.3% 6.0 -6.0 n/a   40.2 kts
20230210T235052 ssmis16_85 333.0 11.7 82.2% 12.4 -12.4 n/a   40.3 kts
20230211T102241 ssmis18_85 199.8 128.4 NaN% NaN NaN n/a   40.4 kts
20230211T200759 amsr2_85 333.0 6.1 82.2% 13.3 13.3 n/a   40.4 kts
20230211T233819 ssmis16_85 277.5 11.7 100.0% 32.0 47.0 >65 kts   40.5 kts
20230212T010243 ssmis17_85 333.0 17.2 61.6% 10.8 10.8 n/a   40.5 kts
20230212T082018 amsr2_85 177.6 11.7 100.0% 24.3 39.3 >65 kts   40.6 kts
20230212T121249 ssmis16_85 333.0 11.7 100.0% 43.7 58.7 >65 kts   40.6 kts
20230213T004947 ssmis17_85 88.8 11.7 100.0% 23.5 38.5 >65 kts   40.7 kts
20230213T132309 ssmis17_85 333.0 2.5 68.5% 0.0 0.0 n/a   40.8 kts
20230214T223927 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   41.1 kts
20240219T075353 amsr2_85 166.5 78.4 0.0% 8.9 8.9 n/a   84.5 kts
20240219T105612 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   75.6 kts
20240219T131318 ssmis17_85 333.0 128.4 NaN% NaN NaN n/a   68.9 kts
20240219T143356 gmi_85 333.0 161.8 NaN% NaN NaN n/a   65.0 kts
20240219T185206 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   55.0 kts
20240219T222853 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   53.4 kts
20240220T002356 gmi_85 22.2 6.1 0.0% 0.0 -0.0 n/a   51.2 kts
20240220T065600 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   44.2 kts
20240220T105428 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   40.9 kts
20240220T111555 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   40.6 kts
20240220T135855 gmi_85 144.3 67.3 NaN% NaN NaN n/a   38.3 kts
20240220T175736 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   35.0 kts
20240220T202102 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   35.0 kts
20240220T221645 ssmis16_85 122.1 56.1 58.9% 2.9 -2.9 n/a   35.0 kts
20240220T223757 ssmis17_85 122.1 56.1 43.8% 2.1 -2.1 n/a   35.0 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).