Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20200511T191806 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   26.1 kts
20200511T222533 ssmis17_85 166.5 78.4 11.6% 3.5 -3.5 n/a   28.7 kts
20200512T045655 amsr2_85 166.5 106.2 NaN% NaN NaN n/a   30.0 kts
20200512T054139 gmi_85 177.6 161.8 NaN% NaN NaN n/a   30.0 kts
20200512T083630 ssmis18_85 266.4 139.5 NaN% NaN NaN n/a   32.2 kts
20200512T093434 ssmis17_85 233.1 111.7 NaN% NaN NaN n/a   33.0 kts
20200512T171219 amsr2_85 44.4 11.7 87.7% 16.8 -31.8 n/a   48.0 kts
20200512T221118 ssmis17_85 22.2 6.1 28.8% 5.8 -5.8 n/a   57.0 kts
20200513T082418 ssmis18_85 44.4 17.2 63.0% 0.0 0.0 n/a   78.0 kts
20200513T180140 gmi_85 99.9 161.8 NaN% NaN NaN n/a   104.9 kts
20200513T210130 ssmis18_85 22.2 6.1 100.0% 24.3 39.3 >65 kts   97.4 kts
20200513T215857 ssmis17_85 33.3 11.7 100.0% 44.7 59.7 >65 kts   95.0 kts
20200514T044521 amsr2_85 11.1 2.5 NaN% NaN NaN n/a   97.9 kts
20200514T053140 gmi_85 11.1 2.5 NaN% NaN NaN n/a   99.2 kts
20200514T074216 ssmis16_85 11.1 NaN 24.7% 0.0 -920.0 n/a   95.7 kts
20200514T081213 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   94.5 kts
20200514T170001 amsr2_85 22.2 6.1 91.8% 15.8 30.9 >65 kts   68.3 kts
20200514T201921 ssmis16_85 111.0 78.4 NaN% NaN NaN n/a   65.0 kts
20200514T204857 ssmis18_85 111.0 50.6 NaN% NaN NaN n/a   65.0 kts
20200515T052845 amsr2_85 33.3 39.5 NaN% NaN NaN n/a   60.4 kts
20200515T072959 ssmis16_85 33.3 11.7 100.0% 23.3 38.3 >65 kts   58.8 kts
20200515T103656 ssmis17_85 22.2 6.1 69.9% 0.0 0.0 n/a   56.2 kts
20200515T174200 amsr2_85 111.0 50.6 NaN% NaN NaN n/a   45.5 kts
20200515T200535 ssmis16_85 321.9 156.2 NaN% NaN NaN n/a   41.5 kts
20200515T203517 ssmis18_85 333.0 150.7 NaN% NaN NaN n/a   40.7 kts
20200515T231202 ssmis17_85 99.9 67.3 NaN% NaN NaN n/a   36.3 kts
20200516T051640 gmi_85 11.1 2.5 0.0% 0.6 -0.6 n/a   26.2 kts
20200516T102442 ssmis17_85 122.1 56.1 NaN% NaN NaN n/a   24.2 kts
20200516T195116 ssmis16_85 166.5 78.4 4.4% 3.4 -3.4 n/a   20.0 kts
20200516T225704 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   20.0 kts
20200517T042639 gmi_85 99.9 45.0 1.4% 0.2 -0.2 n/a   20.0 kts
20200517T051839 amsr2_85 66.6 28.4 2.7% 3.6 -3.6 n/a   20.0 kts
20200517T101158 ssmis17_85 188.7 89.5 NaN% NaN NaN n/a   20.0 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).