Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning NHC estimate
20200826T024557 ssmis17_85 210.9 83.9 18.2% 3.2 -3.2 n/a   30.0 kts
20200826T093413 amsr2_85 210.9 100.6 13.7% 4.1 -4.1 n/a   30.0 kts
20200826T122030 ssmis18_85 155.4 72.8 35.6% 3.8 -3.8 n/a   30.3 kts
20200826T151019 gmi_85 99.9 45.0 17.8% 5.4 -5.4 n/a   32.6 kts
20200827T000338 ssmis16_85 166.5 78.4 34.2% 2.1 -2.1 n/a   35.1 kts
20200827T023249 ssmis17_85 155.4 78.4 16.4% 3.2 -3.2 n/a   37.1 kts
20200827T123833 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   40.5 kts
20200827T210920 amsr2_85 77.7 33.9 35.6% 3.7 -3.7 n/a   45.0 kts
20200827T235057 ssmis16_85 77.7 33.9 28.8% 3.8 -3.8 n/a   45.0 kts
20200828T021944 ssmis17_85 33.3 11.7 31.5% 0.5 -0.5 n/a   46.9 kts
20200828T033517 gmi_85 88.8 11.7 0.0% 6.1 -6.1 n/a   48.0 kts
20200828T092121 amsr2_85 44.4 17.2 20.6% 11.1 -11.1 n/a   50.0 kts
20200828T122504 ssmis16_85 55.5 22.8 31.5% 3.1 -3.1 n/a   49.7 kts
20200828T145332 ssmis17_85 33.3 17.2 41.1% 0.0 -0.0 n/a   47.6 kts
20200828T233822 ssmis16_85 99.9 50.6 16.4% 5.1 -5.1 n/a   45.0 kts
20200829T020643 ssmis17_85 133.2 50.6 5.5% 3.6 -3.6 n/a   43.2 kts
20200829T121125 ssmis16_85 155.4 72.8 17.8% 5.6 -5.6 n/a   40.0 kts
20200829T140518 gmi_85 155.4 72.8 15.1% 5.9 -5.9 n/a   40.0 kts
20200829T143929 ssmis17_85 177.6 83.9 9.6% 6.5 -6.5 n/a   40.0 kts
20200829T205805 amsr2_85 66.6 17.2 NaN% NaN NaN n/a   37.5 kts
20200829T232614 ssmis16_85 277.5 134.0 1.6% 5.2 -5.2 n/a   35.5 kts
20200830T003704 ssmis18_85 44.4 17.2 0.0% 2.0 -2.0 n/a   34.5 kts
20200830T015402 ssmis17_85 277.5 134.0 0.0% 6.0 -6.0 n/a   33.4 kts
20200830T032519 gmi_85 333.0 145.1 NaN% NaN NaN n/a   32.1 kts
20200830T090757 amsr2_85 166.5 39.5 8.2% 1.3 -1.3 n/a   30.0 kts
20200830T115753 ssmis16_85 144.3 50.6 4.1% 3.1 -3.1 n/a   30.0 kts
20200830T130851 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   29.0 kts
20200830T131019 gmi_85 33.3 2.5 0.0% 1.1 -1.1 n/a   29.0 kts
20200830T142515 ssmis17_85 166.5 78.4 0.0% 4.3 -4.3 n/a   28.0 kts
20200830T231356 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   23.8 kts
20200831T002506 ssmis18_85 155.4 72.8 0.0% 3.1 -3.1 n/a   23.1 kts
20200831T014131 ssmis17_85 22.2 6.1 0.0% 1.9 -1.9 n/a   22.4 kts
20200831T023019 gmi_85 33.3 11.7 0.0% 1.5 -1.5 n/a   21.9 kts
20200831T095012 amsr2_85 144.3 67.3 0.0% 3.5 -3.5 n/a   20.0 kts
20200831T114408 ssmis16_85 77.7 33.9 0.0% 4.1 -4.1 n/a   20.0 kts
20200831T125522 ssmis18_85 277.5 134.0 NaN% NaN NaN n/a   20.0 kts
20200831T141126 ssmis17_85 55.5 22.8 0.0% 2.5 -2.5 n/a   20.0 kts
20200831T204717 amsr2_85 44.4 17.2 0.0% 5.0 -5.0 n/a   20.0 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).