Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20200926T152540 amsr2_85 11.1 161.8 NaN% NaN NaN n/a   25.0 kts
20200926T201525 ssmis17_85 277.5 128.4 21.2% 2.7 -2.7 n/a   26.9 kts
20200927T051244 ssmis16_85 66.6 106.2 0.0% 3.5 -3.5 n/a   30.0 kts
20200927T073006 ssmis17_85 266.4 156.2 7.3% 4.7 -4.7 n/a   31.3 kts
20200927T105519 gmi_85 333.0 161.8 NaN% NaN NaN n/a   34.1 kts
20200927T174355 ssmis16_85 55.5 78.4 17.8% 1.8 -1.8 n/a   35.0 kts
20200927T190416 ssmis18_85 177.6 89.5 18.2% 3.7 -3.7 n/a   35.9 kts
20200927T200052 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   36.7 kts
20200928T062245 ssmis18_85 210.9 95.1 12.3% 0.3 -0.3 n/a   45.0 kts
20200928T151043 amsr2_85 33.3 11.7 23.3% 5.3 -5.3 n/a   47.6 kts
20200928T185026 ssmis18_85 44.4 17.2 69.9% 7.3 -7.3 n/a   51.4 kts
20200929T010018 gmi_85 44.4 17.2 64.4% 4.0 -4.0 n/a   60.8 kts
20200929T045019 ssmis16_85 333.0 150.7 NaN% NaN NaN n/a   64.0 kts
20200929T061150 ssmis18_85 244.2 11.7 75.3% 0.0 0.0 n/a   65.0 kts
20200929T155125 amsr2_85 22.2 6.1 64.4% 8.4 8.4 n/a   58.6 kts
20200929T183536 ssmis18_85 44.4 22.8 42.5% 4.7 4.7 n/a   55.0 kts
20200930T001018 gmi_85 277.5 134.0 NaN% NaN NaN n/a   51.5 kts
20200930T025544 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   48.4 kts
20200930T043843 ssmis16_85 44.4 17.2 0.0% 1.3 -1.3 n/a   46.5 kts
20200930T060053 ssmis18_85 66.6 28.4 NaN% NaN NaN n/a   45.0 kts
20200930T065516 ssmis17_85 44.4 17.2 0.0% 1.8 -1.8 n/a   44.2 kts
20200930T145440 amsr2_85 111.0 50.6 0.0% 0.0 -0.0 n/a   37.6 kts
20200930T165943 ssmis16_85 55.5 22.8 0.0% 1.7 -1.7 n/a   35.8 kts
20200930T182139 ssmis18_85 99.9 45.0 0.0% 0.6 -0.6 n/a   35.0 kts
20200930T191546 ssmis17_85 99.9 45.0 0.0% 0.9 -0.9 n/a   35.0 kts
20200930T232019 gmi_85 333.0 161.8 NaN% NaN NaN 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).