Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning NHC estimate
20200516T205559 ssmis16_85 77.7 45.0 5.5% 3.1 -3.1 n/a   30.0 kts
20200516T212704 ssmis18_85 66.6 22.8 NaN% NaN NaN n/a   30.0 kts
20200517T000246 ssmis17_85 66.6 50.6 NaN% NaN NaN n/a   30.0 kts
20200517T073228 amsr2_85 155.4 83.9 NaN% NaN NaN n/a   35.0 kts
20200517T092355 ssmis16_85 333.0 56.1 12.3% 4.5 -4.5 n/a   35.0 kts
20200517T095451 ssmis18_85 333.0 28.4 12.3% 2.7 -2.7 n/a   35.0 kts
20200517T122951 ssmis17_85 111.0 50.6 6.8% 5.8 -5.8 n/a   35.4 kts
20200517T183211 amsr2_85 155.4 72.8 0.0% 7.4 -7.4 n/a   40.0 kts
20200517T204352 ssmis16_85 199.8 95.1 0.0% 3.3 -3.3 n/a   40.0 kts
20200517T211521 ssmis18_85 255.3 122.9 2.7% 5.1 -5.1 n/a   40.0 kts
20200517T235011 ssmis17_85 233.1 117.3 0.0% 5.2 -5.2 n/a   40.0 kts
20200518T063617 amsr2_85 199.8 106.2 9.6% 6.1 -6.1 n/a   40.0 kts
20200518T074140 gmi_85 77.7 33.9 1.4% 3.7 -3.7 n/a   40.0 kts
20200518T090950 ssmis16_85 111.0 89.5 17.8% 2.2 -2.2 n/a   40.0 kts
20200518T121518 ssmis17_85 122.1 95.1 8.2% 0.9 -0.9 n/a   40.2 kts
20200518T173813 amsr2_85 144.3 61.7 NaN% NaN NaN n/a   44.7 kts
20200518T203158 ssmis16_85 255.3 139.5 NaN% NaN NaN n/a   47.1 kts
20200518T210357 ssmis18_85 333.0 150.7 NaN% NaN NaN n/a   47.6 kts
20200518T233759 ssmis17_85 277.5 117.3 NaN% NaN NaN n/a   49.7 kts
20200519T065139 gmi_85 155.4 83.9 4.1% 8.0 -8.0 n/a   50.0 kts
20200519T085540 ssmis16_85 144.3 61.7 NaN% NaN NaN n/a   50.0 kts
20200519T092727 ssmis18_85 210.9 100.6 NaN% NaN NaN n/a   50.0 kts
20200519T120100 ssmis17_85 255.3 128.4 7.7% 5.5 -5.5 n/a   50.0 kts
20200519T201858 ssmis16_85 288.6 139.5 NaN% NaN NaN n/a   50.0 kts
20200519T205050 ssmis18_85 177.6 83.9 5.5% 6.3 -6.3 n/a   50.0 kts
20200520T055640 gmi_85 77.7 33.9 0.0% 2.0 -2.0 n/a   47.5 kts
20200520T062254 amsr2_85 77.7 33.9 0.0% 3.0 -3.0 n/a   47.3 kts
20200520T084259 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   46.4 kts
20200520T091508 ssmis18_85 33.3 11.7 0.0% 1.2 -1.2 n/a   46.1 kts
20200520T114804 ssmis17_85 288.6 139.5 0.0% 6.3 -6.3 n/a   45.1 kts
20200520T153639 gmi_85 266.4 128.4 0.0% 7.0 -7.0 n/a   43.5 kts
20200520T172515 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   42.7 kts
20200520T200507 ssmis16_85 55.5 22.8 0.0% 10.5 -10.5 n/a   41.6 kts
20200520T203745 ssmis18_85 55.5 22.8 0.0% 6.6 -6.6 n/a   41.4 kts
20200520T231010 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   40.3 kts
20200521T083047 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   32.9 kts
20200521T090320 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   32.5 kts
20200521T113540 ssmis17_85 11.1 2.5 0.0% 1.1 -1.1 n/a   30.3 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).