Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20180817T145529 amsr2_85 166.5 78.4 0.0% 4.2 -4.2 n/a   25.0 kts
20180817T200719 ssmis17_85 333.0 11.7 60.3% 0.0 -0.0 n/a   26.8 kts
20180817T212639 gmi_85 88.8 39.5 43.8% 0.0 -0.0 n/a   27.9 kts
20180818T032424 amsr2_85 122.1 11.7 4.1% 2.6 -2.6 n/a   32.8 kts
20180818T075202 ssmis18_85 166.5 45.0 28.6% 3.7 -3.7 n/a   35.0 kts
20180818T153802 amsr2_85 144.3 67.3 31.5% 3.5 -3.5 n/a   38.0 kts
20180819T053857 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   44.7 kts
20180819T074013 ssmis18_85 244.2 117.3 13.7% 6.1 -6.1 n/a   47.8 kts
20180819T084556 ssmis17_85 255.3 128.4 NaN% NaN NaN n/a   49.6 kts
20180819T095140 gmi_85 199.8 95.1 NaN% NaN NaN n/a   51.4 kts
20180819T181356 ssmis16_85 33.3 11.7 57.5% 6.4 6.4 n/a   60.2 kts
20180819T201458 ssmis18_85 33.3 11.7 54.8% 11.2 11.2 n/a   61.9 kts
20180819T211639 gmi_85 88.8 39.5 11.0% 13.6 13.6 n/a   62.7 kts
20180819T212047 ssmis17_85 22.2 17.2 NaN% NaN NaN n/a   62.8 kts
20180820T031318 amsr2_85 33.3 11.7 50.7% 0.0 0.0 n/a   65.0 kts
20180820T052637 ssmis16_85 33.3 22.8 72.6% 2.7 2.7 n/a   65.0 kts
20180820T072825 ssmis18_85 310.8 139.5 NaN% NaN NaN n/a   65.0 kts
20180820T083330 ssmis17_85 199.8 72.8 17.9% 4.7 4.7 n/a   65.0 kts
20180820T152450 amsr2_85 188.7 89.5 NaN% NaN NaN n/a   65.0 kts
20180820T180019 ssmis16_85 22.2 6.1 34.2% 0.0 0.0 n/a   65.0 kts
20180820T200130 ssmis18_85 122.1 56.1 NaN% NaN NaN n/a   65.0 kts
20180820T210635 ssmis17_85 177.6 83.9 61.6% 13.0 13.0 n/a   65.0 kts
20180821T035710 amsr2_85 55.5 22.8 100.0% 24.6 39.6 >65 kts   71.6 kts
20180821T082125 ssmis17_85 55.5 22.8 37.0% 20.8 20.8 >65 kts   77.0 kts
20180821T160659 amsr2_85 55.5 22.8 100.0% 27.3 42.3 >65 kts   86.9 kts
20180821T210639 gmi_85 44.4 22.8 NaN% NaN NaN n/a   100.4 kts
20180822T064408 ssmis16_85 44.4 17.2 0.0% 15.2 15.2 n/a   108.8 kts
20180822T084701 ssmis18_85 33.3 11.7 6.8% 11.8 11.8 n/a   105.4 kts
20180822T102639 gmi_85 33.3 17.2 0.0% 4.5 4.5 n/a   102.6 kts
20180822T164827 amsr2_85 55.5 22.8 0.0% 5.3 5.3 n/a   92.0 kts
20180822T191249 ssmis16_85 44.4 17.2 0.0% 11.6 11.6 n/a   89.0 kts
20180822T211546 ssmis18_85 44.4 17.2 32.9% 13.8 13.8 n/a   87.3 kts
20180822T221853 ssmis17_85 55.5 17.2 20.6% 4.7 4.7 n/a   86.4 kts
20180823T034804 amsr2_85 33.3 6.1 31.5% 0.6 0.6 n/a   81.8 kts
20180823T063247 ssmis16_85 144.3 22.8 19.2% 2.6 2.6 n/a   79.5 kts
20180823T083645 ssmis18_85 111.0 50.6 NaN% NaN NaN n/a   77.8 kts
20180823T093916 ssmis17_85 44.4 17.2 1.5% 0.4 0.4 n/a   77.0 kts
20180823T185747 ssmis16_85 155.4 72.8 19.2% 2.7 2.7 n/a   54.2 kts
20180823T210120 ssmis18_85 166.5 78.4 NaN% NaN NaN n/a   52.5 kts
20180823T220303 ssmis17_85 133.2 72.8 1.4% 9.0 -9.0 n/a   51.6 kts
20180824T062213 ssmis16_85 210.9 100.6 1.4% 3.5 -3.5 n/a   45.0 kts
20180824T082612 ssmis18_85 233.1 111.7 NaN% NaN NaN n/a   45.0 kts
20180824T092743 ssmis17_85 44.4 17.2 NaN% NaN NaN n/a   44.5 kts
20180824T102139 gmi_85 255.3 122.9 NaN% NaN NaN n/a   43.5 kts
20180824T163208 amsr2_85 77.7 33.9 0.0% 3.6 -3.6 n/a   36.6 kts
20180824T182140 gmi_85 333.0 161.8 NaN% NaN NaN n/a   34.7 kts
20180824T184252 ssmis16_85 188.7 89.5 NaN% NaN NaN n/a   34.4 kts
20180824T204651 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   32.7 kts
20180824T214816 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   31.8 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).