Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20170831T190932 ssmi15_85 144.3 67.3 11.0% 2.1 -2.1 n/a   26.0 kts
20170831T221753 ssmis17_85 210.9 61.7 NaN% NaN NaN n/a   28.6 kts
20170831T225454 ssmis18_85 288.6 61.7 20.6% 4.2 -4.2 n/a   29.1 kts
20170901T054811 amsr2_85 99.9 45.0 0.0% 2.3 -2.3 n/a   30.0 kts
20170901T061639 gmi_85 88.8 28.4 0.0% 3.0 -3.0 n/a   30.2 kts
20170901T062211 ssmi15_85 99.9 33.9 0.0% 2.6 -2.6 n/a   30.3 kts
20170901T081844 ssmis16_85 133.2 45.0 NaN% NaN NaN n/a   31.9 kts
20170901T100931 ssmis18_85 166.5 50.6 17.8% 3.4 -3.4 n/a   33.5 kts
20170901T175809 amsr2_85 122.1 56.1 24.7% 0.5 -0.5 n/a   35.0 kts
20170901T185302 ssmi15_85 111.0 50.6 15.1% 1.8 -1.8 n/a   35.0 kts
20170901T193639 gmi_85 122.1 67.3 NaN% NaN NaN n/a   35.0 kts
20170901T224152 ssmis18_85 155.4 72.8 26.0% 0.0 -0.0 n/a   35.0 kts
20170902T080541 ssmis16_85 122.1 56.1 15.1% 1.2 -1.2 n/a   41.7 kts
20170902T095705 ssmis18_85 122.1 61.7 21.9% 1.6 -1.6 n/a   43.3 kts
20170902T110000 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   44.2 kts
20170902T184639 gmi_85 333.0 161.8 NaN% NaN NaN n/a   45.0 kts
20170902T203737 ssmis16_85 77.7 33.9 46.6% 0.6 -0.6 n/a   45.0 kts
20170902T222923 ssmis18_85 155.4 72.8 26.6% 2.9 -2.9 n/a   45.0 kts
20170903T053619 amsr2_85 111.0 50.6 NaN% NaN NaN n/a   45.0 kts
20170903T075251 ssmis16_85 277.5 145.1 NaN% NaN NaN n/a   43.4 kts
20170903T104652 ssmis17_85 133.2 100.6 NaN% NaN NaN n/a   41.0 kts
20170903T174538 amsr2_85 66.6 28.4 NaN% NaN NaN n/a   30.4 kts
20170903T202412 ssmis16_85 144.3 67.3 NaN% NaN NaN n/a   30.0 kts
20170903T231752 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   27.4 kts
20170904T051640 gmi_85 33.3 11.7 0.0% 1.6 -1.6 n/a   20.8 kts
20170904T074025 ssmis16_85 99.9 45.0 0.0% 0.4 -0.4 n/a   19.3 kts
20170904T103354 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   18.1 kts
20170904T182807 amsr2_85 266.4 128.4 NaN% NaN NaN n/a   15.0 kts
20170904T183639 gmi_85 266.4 128.4 NaN% NaN NaN n/a   15.0 kts
20170904T194515 ssmi15_85 288.6 139.5 NaN% NaN NaN n/a   15.0 kts
20170904T201047 ssmis16_85 99.9 45.0 0.0% 1.8 -1.8 n/a   15.0 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).