Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20170406T082726 ssmis16_85 288.6 161.8 NaN% NaN NaN n/a   36.0 kts
20170406T230358 ssmis17_85 33.3 11.7 100.0% 48.5 -63.5 n/a   63.2 kts
20170406T231552 ssmis18_85 33.3 6.1 100.0% 52.0 -67.0 n/a   64.1 kts
20170407T024639 gmi_85 33.3 11.7 100.0% 46.9 -61.9 n/a   80.2 kts
20170407T081341 ssmis16_85 22.2 6.1 100.0% 54.8 69.8 >85 kts# 101.5 kts
20170407T113935 ssmis17_85 22.2 6.1 100.0% 36.5 51.5 >65 kts   111.5 kts
20170407T115202 ssmis18_85 11.1 6.1 100.0% 34.4 49.4 >65 kts   112.1 kts
20170407T192602 ssmi15_85 11.1 2.5 100.0% 21.2 36.2 >65 kts   125.8 kts
20170407T225104 ssmis17_85 277.5 128.4 NaN% NaN NaN n/a   115.9 kts
20170407T230341 ssmis18_85 288.6 139.5 NaN% NaN NaN n/a   115.2 kts
20170408T112551 ssmis17_85 11.1 6.1 100.0% 27.4 42.4 >65 kts   92.7 kts
20170408T113900 ssmis18_85 22.2 6.1 100.0% 19.1 34.1 >65 kts   92.6 kts
20170408T132139 gmi_85 22.2 161.8 NaN% NaN NaN n/a   91.9 kts
20170408T191038 ssmi15_85 22.2 6.1 93.2% 10.7 25.7 >65 kts   89.5 kts
20170408T205339 ssmis16_85 22.2 6.1 100.0% 35.0 50.0 >65 kts   88.8 kts
20170408T223816 ssmis17_85 22.2 6.1 100.0% 19.3 34.3 >65 kts   88.1 kts
20170408T225151 ssmis18_85 22.2 6.1 100.0% 16.9 31.9 >65 kts   88.0 kts
20170409T024139 gmi_85 22.2 6.1 91.8% 16.8 31.8 >65 kts   86.4 kts
20170409T074335 ssmi15_85 33.3 6.1 23.3% 0.0 0.0 n/a   80.7 kts
20170409T092812 ssmis16_85 88.8 78.4 NaN% NaN NaN n/a   76.3 kts
20170409T111228 ssmis17_85 222.0 106.2 17.8% 8.5 8.5 n/a   72.0 kts
20170409T112636 ssmis18_85 233.1 111.7 19.2% 8.0 8.0 n/a   71.4 kts
20170409T204048 ssmis16_85 22.2 6.1 32.9% 0.0 0.0 n/a   51.6 kts
20170410T091444 ssmis16_85 277.5 134.0 NaN% NaN NaN n/a   39.7 kts
20170410T131139 gmi_85 122.1 56.1 0.0% 6.8 -6.8 n/a   35.3 kts
20170410T202833 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   30.0 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).