Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20180306T134929 amsr2_85 77.7 33.9 100.0% 20.5 -35.5 n/a   38.0 kts
20180306T150315 ssmi15_85 122.1 56.1 24.6% 9.1 -9.1 n/a   40.1 kts
20180306T193910 ssmis17_85 33.3 17.2 94.5% 18.2 -33.2 n/a   46.4 kts
20180306T213639 gmi_85 22.2 33.9 30.1% 1.0 -1.0 n/a   48.0 kts
20180307T033655 ssmi15_85 44.4 17.2 41.7% 4.6 -4.6 n/a   53.0 kts
20180307T042259 ssmis16_85 55.5 11.7 75.3% 12.0 -12.0 n/a   53.7 kts
20180307T143240 amsr2_85 22.2 6.1 100.0% 22.8 37.8 >65 kts   75.6 kts
20180307T192214 ssmis18_85 222.0 106.2 NaN% NaN NaN n/a   90.0 kts
20180307T192554 ssmis17_85 11.1 2.5 80.8% 4.7 4.7 n/a   90.0 kts
20180308T024456 amsr2_85 11.1 2.5 100.0% 23.9 38.9 >65 kts   92.3 kts
20180308T080026 ssmis17_85 111.0 50.6 31.5% 0.9 0.9 n/a   95.0 kts
20180308T081139 gmi_85 111.0 50.6 6.8% 6.7 6.7 n/a   95.0 kts
20180308T170326 ssmis16_85 310.8 2.5 24.7% 0.0 0.0 n/a   95.0 kts
20180308T190952 ssmis18_85 166.5 78.4 34.2% 0.0 0.0 n/a   93.1 kts
20180308T191255 ssmis17_85 166.5 2.5 50.7% 0.0 0.0 n/a   93.0 kts
20180309T074412 ssmis18_85 66.6 33.9 NaN% NaN NaN n/a   78.6 kts
20180309T074644 ssmis17_85 44.4 17.2 83.6% 10.2 10.2 n/a   78.5 kts
20180309T142109 amsr2_85 66.6 22.8 100.0% 25.2 40.2 >65 kts   77.0 kts
20180309T165048 ssmis16_85 44.4 17.2 100.0% 48.4 63.4 >85 kts# 79.0 kts
20180309T185757 ssmis18_85 44.4 17.2 100.0% 40.7 55.7 >65 kts   80.0 kts
20180309T190008 ssmis17_85 44.4 17.2 100.0% 36.3 51.3 >65 kts   80.0 kts
20180309T203640 gmi_85 133.2 6.1 79.5% 14.7 14.7 n/a   80.0 kts
20180310T023123 amsr2_85 44.4 17.2 38.4% 13.6 13.6 n/a   75.8 kts
20180310T073041 ssmis18_85 11.1 161.8 NaN% NaN NaN n/a   66.2 kts
20180310T073219 ssmis17_85 333.0 150.7 NaN% NaN NaN n/a   66.2 kts
20180310T184842 ssmis17_85 33.3 11.7 31.5% 3.7 3.7 n/a   55.0 kts
20180311T050749 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   52.6 kts
20180311T071531 ssmis18_85 199.8 95.1 0.0% 2.9 -2.9 n/a   50.3 kts
20180311T071623 ssmis17_85 210.9 100.6 0.0% 2.0 -2.0 n/a   50.3 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).