Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20170408T043637 ssmis16_85 88.8 39.5 43.8% 9.3 -9.3 n/a   40.8 kts
20170408T191359 ssmis17_85 111.0 50.6 22.2% 19.6 19.6 n/a   56.0 kts
20170408T192725 ssmis18_85 77.7 33.9 15.9% 12.5 12.5 n/a   56.2 kts
20170409T074812 ssmis17_85 88.8 39.5 56.2% 13.5 13.5 n/a   66.5 kts
20170409T080216 ssmis18_85 77.7 33.9 53.4% 13.7 13.7 n/a   66.7 kts
20170409T092640 gmi_85 88.8 39.5 100.0% 23.9 39.0 >65 kts   67.9 kts
20170409T153123 ssmi15_85 77.7 33.9 39.7% 23.0 23.0 >65 kts   74.4 kts
20170409T190125 ssmis17_85 55.5 22.8 54.8% 7.7 7.7 n/a   78.8 kts
20170409T191532 ssmis18_85 55.5 22.8 53.4% 8.9 8.9 n/a   79.1 kts
20170409T224640 gmi_85 66.6 161.8 NaN% NaN NaN n/a   83.5 kts
20170410T073356 ssmis17_85 22.2 6.1 68.5% 0.0 0.0 n/a   78.7 kts
20170410T151652 ssmi15_85 11.1 2.5 8.2% 0.0 0.0 n/a   69.5 kts
20170410T170519 ssmis16_85 88.8 45.0 NaN% NaN NaN n/a   66.5 kts
20170410T184935 ssmis17_85 244.2 128.4 NaN% NaN NaN n/a   63.6 kts
20170410T190438 ssmis18_85 222.0 78.4 39.7% 3.1 3.1 n/a   63.2 kts
20170410T215140 gmi_85 333.0 161.8 NaN% NaN NaN n/a   58.6 kts
20170411T034550 ssmi15_85 255.3 134.0 NaN% NaN NaN n/a   51.9 kts
20170411T053535 ssmis16_85 299.7 145.1 NaN% NaN NaN n/a   50.3 kts
20170411T071928 ssmis17_85 222.0 95.1 NaN% NaN NaN n/a   48.9 kts
20170411T073509 ssmis18_85 233.1 100.6 NaN% NaN NaN n/a   48.7 kts
20170411T150151 ssmi15_85 288.6 139.5 NaN% NaN NaN n/a   45.0 kts
20170411T165304 ssmis16_85 266.4 128.4 NaN% NaN NaN n/a   42.9 kts
20170411T183709 ssmis17_85 255.3 122.9 NaN% NaN NaN n/a   41.0 kts
20170411T185250 ssmis18_85 255.3 122.9 NaN% NaN NaN n/a   40.7 kts
20170412T032848 ssmi15_85 266.4 128.4 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).