Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20181224T080830 ssmis18_85 199.8 95.1 NaN% NaN NaN n/a   25.0 kts
20181224T090810 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20181224T191643 ssmis16_85 77.7 33.9 0.0% 3.9 -3.9 n/a   25.0 kts
20181224T204808 ssmis18_85 22.2 11.7 0.0% 0.6 -0.6 n/a   25.0 kts
20181224T212139 gmi_85 44.4 11.7 0.0% 1.6 -1.6 n/a   25.0 kts
20181224T214728 ssmis17_85 33.3 11.7 0.0% 2.7 -2.7 n/a   25.0 kts
20181225T040643 amsr2_85 321.9 161.8 NaN% NaN NaN n/a   25.0 kts
20181225T062403 ssmis16_85 44.4 17.2 NaN% NaN NaN n/a   25.0 kts
20181225T085139 gmi_85 299.7 156.2 NaN% NaN NaN n/a   25.0 kts
20181225T162337 amsr2_85 155.4 67.3 0.0% 5.8 -5.8 n/a   25.0 kts
20181225T190249 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20181225T203512 ssmis18_85 233.1 106.2 NaN% NaN NaN n/a   25.0 kts
20181225T213350 ssmis17_85 33.3 122.9 6.8% 2.5 -2.5 n/a   25.0 kts
20181226T045018 amsr2_85 299.7 111.7 NaN% NaN NaN n/a   25.0 kts
20181226T170615 amsr2_85 177.6 83.9 6.8% 7.0 -7.0 n/a   25.0 kts
20181226T185000 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20181226T211139 gmi_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20181227T084139 gmi_85 188.7 89.5 0.0% 2.3 -2.3 n/a   25.0 kts
20181227T091256 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20181227T101001 ssmis17_85 144.3 67.3 9.6% 0.6 -0.6 n/a   25.0 kts
20181228T043829 amsr2_85 210.9 161.8 NaN% NaN NaN n/a   30.0 kts
20181228T072653 ssmis16_85 44.4 161.8 NaN% NaN NaN n/a   30.0 kts
20181228T090036 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   30.0 kts
20181228T095633 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   30.0 kts
20181228T165358 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   30.0 kts
20181228T200440 ssmis16_85 155.4 72.8 NaN% NaN NaN n/a   30.0 kts
20181228T210139 gmi_85 333.0 161.8 NaN% NaN NaN n/a   30.0 kts
20181228T213847 ssmis18_85 288.6 161.8 NaN% NaN NaN n/a   30.0 kts
20181228T223414 ssmis17_85 233.1 128.4 NaN% NaN NaN n/a   30.0 kts
20181229T052145 amsr2_85 188.7 156.2 NaN% NaN NaN n/a   25.5 kts
20181229T071417 ssmis16_85 244.2 161.8 NaN% NaN NaN n/a   25.0 kts
20181229T083139 gmi_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20181229T084856 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20181229T173741 amsr2_85 77.7 33.9 0.0% 0.0 -0.0 n/a   25.0 kts
20181229T195240 ssmis16_85 33.3 11.7 0.0% 1.9 -1.9 n/a   25.0 kts
20181229T212712 ssmis18_85 33.3 161.8 NaN% NaN NaN n/a   25.0 kts
20181229T222205 ssmis17_85 255.3 134.0 2.7% 3.9 -3.9 n/a   25.0 kts
20181230T205139 gmi_85 333.0 161.8 NaN% NaN NaN n/a   16.3 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).