Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20180428T082315 ssmi15_85 333.0 161.8 NaN% NaN NaN n/a   37.0 kts
20180428T190217 amsr2_85 22.2 6.1 100.0% 20.4 -35.4 n/a   45.0 kts
20180428T234341 ssmis18_85 55.5 22.8 45.2% 15.1 -15.1 n/a   45.0 kts
20180429T004352 ssmis17_85 66.6 28.4 100.0% 21.2 -36.2 n/a   46.2 kts
20180429T071751 amsr2_85 333.0 161.8 NaN% NaN NaN n/a   56.1 kts
20180429T094412 ssmis16_85 44.4 17.2 46.6% 13.6 13.6 n/a   58.1 kts
20180429T105140 gmi_85 44.4 17.2 100.0% 25.6 40.5 >65 kts   59.1 kts
20180429T122122 ssmis18_85 33.3 11.7 90.4% 14.5 29.5 >65 kts   59.1 kts
20180429T132123 ssmis17_85 33.3 11.7 87.7% 16.6 31.6 >65 kts   56.6 kts
20180429T194609 amsr2_85 233.1 111.7 23.3% 17.0 -17.0 n/a   46.5 kts
20180429T205630 ssmi15_85 155.4 78.4 37.0% 13.8 -13.8 n/a   47.5 kts
20180429T221639 gmi_85 11.1 2.5 57.5% 0.0 -0.0 n/a   48.6 kts
20180430T003149 ssmis17_85 22.2 6.1 42.5% 0.2 -0.2 n/a   51.3 kts
20180430T080006 amsr2_85 77.7 33.9 100.0% 29.0 44.0 >65 kts   66.7 kts
20180430T093049 ssmi15_85 77.7 33.9 100.0% 27.9 42.9 >65 kts   67.9 kts
20180430T120818 ssmis18_85 66.6 28.4 65.8% 15.6 15.6 n/a   70.0 kts
20180430T130708 ssmis17_85 66.6 28.4 50.7% 10.0 10.0 n/a   70.0 kts
20180430T222327 ssmis16_85 33.3 106.2 NaN% NaN NaN n/a   66.3 kts
20180501T001916 ssmis17_85 299.7 145.1 NaN% NaN NaN n/a   64.2 kts
20180501T091422 ssmi15_85 299.7 156.2 NaN% NaN NaN n/a   50.0 kts
20180501T104138 gmi_85 310.8 150.7 NaN% NaN NaN n/a   50.0 kts
20180501T105755 ssmis16_85 299.7 150.7 NaN% NaN NaN n/a   50.0 kts
20180501T125319 ssmis17_85 188.7 78.4 0.0% 2.0 -2.0 n/a   48.5 kts
20180501T193526 amsr2_85 321.9 156.2 NaN% NaN NaN n/a   40.0 kts
20180501T221041 ssmis16_85 244.2 122.9 NaN% NaN NaN n/a   40.0 kts
20180502T074632 amsr2_85 321.9 156.2 NaN% NaN NaN n/a   37.3 kts
20180502T085742 ssmi15_85 333.0 161.8 NaN% NaN NaN n/a   36.7 kts
20180502T104404 ssmis16_85 33.3 11.7 0.0% 2.1 -2.1 n/a   35.7 kts
20180502T123912 ssmis17_85 55.5 22.8 0.0% 0.7 -0.7 n/a   35.0 kts
20180502T211140 gmi_85 333.0 161.8 NaN% NaN NaN n/a   35.0 kts
20180502T215826 ssmis16_85 255.3 122.9 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).