Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20171117T051356 amsr2_85 222.0 161.8 NaN% NaN NaN n/a   25.0 kts
20171117T105525 ssmis17_85 111.0 50.6 NaN% NaN NaN n/a   25.0 kts
20171117T172947 amsr2_85 288.6 139.5 NaN% NaN NaN n/a   34.2 kts
20171117T183952 ssmi15_85 333.0 161.8 NaN% NaN NaN n/a   35.6 kts
20171118T055726 amsr2_85 299.7 145.1 NaN% NaN NaN n/a   35.0 kts
20171118T072850 ssmi15_85 66.6 28.4 NaN% NaN NaN n/a   35.0 kts
20171118T080601 ssmis16_85 199.8 95.1 8.2% 2.2 -2.2 n/a   35.0 kts
20171118T104243 ssmis17_85 210.9 117.3 NaN% NaN NaN n/a   35.0 kts
20171118T104559 ssmis18_85 244.2 117.3 NaN% NaN NaN n/a   35.0 kts
20171118T181248 amsr2_85 199.8 95.1 0.0% 4.9 -4.9 n/a   35.0 kts
20171118T204332 ssmis16_85 166.5 67.3 0.0% 3.9 -3.9 n/a   35.0 kts
20171118T204639 gmi_85 111.0 50.6 5.5% 2.3 -2.3 n/a   35.0 kts
20171118T232007 ssmis17_85 166.5 78.4 12.3% 1.7 -1.7 n/a   35.0 kts
20171118T232412 ssmis18_85 144.3 67.3 15.1% 2.7 -2.7 n/a   35.0 kts
20171119T071304 ssmi15_85 210.9 100.6 7.5% 3.4 -3.4 n/a   30.0 kts
20171119T081639 gmi_85 333.0 161.8 NaN% NaN NaN n/a   30.0 kts
20171119T103339 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   28.3 kts
20171119T185546 amsr2_85 22.2 6.1 0.0% 0.0 -0.0 n/a   19.6 kts
20171119T194912 ssmi15_85 22.2 6.1 0.0% 0.7 -0.7 n/a   19.2 kts
20171119T203035 ssmis16_85 233.1 111.7 0.0% 2.2 -2.2 n/a   19.0 kts
20171119T230648 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   17.9 kts
20171119T231136 ssmis18_85 321.9 156.2 NaN% NaN NaN n/a   17.8 kts
20171120T092119 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   15.0 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).