Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20190102T140030 amsr2_85 99.9 33.9 75.3% 0.0 -0.0 n/a   35.0 kts
20190102T181036 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   35.0 kts
20190103T021604 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   35.0 kts
20190103T041933 ssmis16_85 177.6 89.5 NaN% NaN NaN n/a   35.0 kts
20190103T055640 ssmis18_85 111.0 72.8 24.7% 3.4 -3.4 n/a   35.0 kts
20190103T064752 ssmis17_85 11.1 100.6 NaN% NaN NaN n/a   35.7 kts
20190103T152938 ssmis16_85 22.2 95.1 NaN% NaN NaN n/a   45.8 kts
20190103T170701 ssmis18_85 111.0 161.8 NaN% NaN NaN n/a   48.5 kts
20190104T054323 ssmis18_85 99.9 39.5 0.0% 2.5 -2.5 n/a   40.5 kts
20190104T063345 ssmis17_85 288.6 67.3 NaN% NaN NaN n/a   40.0 kts
20190104T134903 amsr2_85 177.6 83.9 1.4% 3.5 -3.5 n/a   40.0 kts
20190105T035258 ssmis16_85 210.9 111.7 NaN% NaN NaN n/a   33.2 kts
20190105T053113 ssmis18_85 99.9 45.0 45.2% 0.0 -0.0 n/a   34.6 kts
20190106T033926 ssmis16_85 310.8 150.7 NaN% NaN NaN n/a   35.4 kts
20190106T051812 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   36.3 kts
20190106T133724 amsr2_85 321.9 156.2 NaN% NaN NaN n/a   40.7 kts
20190107T175948 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   42.5 kts
20190107T184721 ssmis17_85 222.0 106.2 0.0% 2.2 -2.2 n/a   42.2 kts
20190108T071946 ssmis17_85 321.9 156.2 0.0% 1.2 -1.2 n/a   38.5 kts
20190108T174738 ssmis18_85 166.5 78.4 0.0% 0.3 -0.3 n/a   36.3 kts
20190108T183418 ssmis17_85 188.7 89.5 0.0% 0.0 -0.0 n/a   36.1 kts
20190109T043922 ssmis16_85 310.8 150.7 NaN% NaN NaN n/a   34.0 kts
20190109T061944 ssmis18_85 66.6 28.4 0.0% 0.0 -0.0 n/a   33.7 kts
20190109T070608 ssmis17_85 188.7 89.5 NaN% NaN NaN n/a   33.5 kts
20190109T133640 gmi_85 177.6 83.9 NaN% NaN NaN n/a   32.2 kts
20190109T141007 amsr2_85 133.2 61.7 NaN% NaN NaN n/a   32.0 kts
20190109T155505 ssmis16_85 233.1 111.7 NaN% NaN NaN n/a   31.7 kts
20190109T173551 ssmis18_85 277.5 134.0 NaN% NaN NaN n/a   31.3 kts
20190109T182144 ssmis17_85 55.5 22.8 0.0% 0.8 -0.8 n/a   31.2 kts
20190110T025640 gmi_85 266.4 128.4 NaN% NaN NaN n/a   30.0 kts
20190110T042609 ssmis16_85 244.2 117.3 1.6% 3.7 -3.7 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).