Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning NHC estimate
20150818T211907 ssmis19 45.6 20.6% 11.8 -11.8 n/a   41.5 kts
20150819T095357 ssmis18 112.3 41.1% 9.8 -9.8 n/a   45.0 kts
20150819T191706 ssmis16 45.6 4.1% 4.8 -4.8 n/a   45.0 kts
20150819T202227 ssmis19 23.4 0.0% 9.9 -9.9 n/a   45.0 kts
20150820T060640 ssmi15 123.4 NaN% NaN NaN n/a   45.0 kts
20150820T093630 ssmis17 12.2 82.2% 16.7 -16.7 n/a   53.7 kts
20150820T093747 ssmis19 23.4 93.2% 18.8 -33.8 n/a   53.7 kts
20150820T094309 ssmis19 23.4 90.4% 19.3 -34.3 n/a   54.0 kts
20150820T171515 ssmi15 12.2 0.0% 12.0 12.0 n/a   64.4 kts
20150820T184835 ssmis16 12.2 100.0% 25.6 40.6 >65 kts   65.7 kts
20150820T204425 ssmis17 12.2 67.1% 0.0 0.0 n/a   67.3 kts
20150820T222047 ssmis18 12.2 79.5% 5.7 5.7 n/a   68.6 kts
20150821T055027 ssmi15 90.1 13.7% 0.5 0.5 n/a   74.8 kts
20150821T074101 ssmis16 101.2 34.2% 6.0 6.0 n/a   77.2 kts
20150821T092310 ssmis17 112.3 52.0% 0.0 0.0 n/a   80.0 kts
20150821T092941 ssmis19 101.2 58.9% 1.2 1.2 n/a   80.2 kts
20150821T110948 ssmis18 134.5 79.5% 9.9 9.9 n/a   83.3 kts
20150821T222111 ssmis18 12.2 31.5% 1.6 1.6 n/a   96.9 kts
20150822T072746 ssmis16 45.6 41.1% 0.0 0.0 n/a   83.6 kts
20150822T105657 ssmis18 5.0 60.3% 0.0 0.0 n/a   81.0 kts
20150822T182442 ssmi15 101.2 11.9% 5.7 5.7 n/a   69.1 kts
20150822T182602 ssmi15 90.1 11.1% 5.8 5.8 n/a   69.1 kts
20150822T220217 ssmis17 78.9 0.0% 6.2 6.2 n/a   59.0 kts
20150822T220826 ssmis19 67.8 0.0% 5.5 5.5 n/a   58.7 kts
20150822T220927 ssmis19 67.8 0.0% 5.2 5.2 n/a   58.7 kts
20150823T065908 ssmi15 23.4 NaN% NaN NaN n/a   49.2 kts
20150823T103550 ssmis17 145.7 NaN% NaN NaN n/a   46.2 kts
20150823T104336 ssmis19 90.1 19.2% 3.6 -3.6 n/a   46.1 kts
20150823T180942 ssmi15 78.9 9.6% 0.0 -0.0 n/a   39.9 kts
20150823T200655 ssmis16 23.4 0.0% 4.6 -4.6 n/a   37.8 kts
20150823T200724 ssmis16 23.4 0.0% 4.5 -4.5 n/a   37.8 kts
20150823T213744 ssmis17 45.6 0.0% 4.3 -4.3 n/a   36.3 kts
20150823T215509 ssmis19 34.5 0.0% 4.0 -4.0 n/a   36.0 kts
20150823T215628 ssmis19 45.6 0.0% 4.4 -4.4 n/a   36.0 kts
20150824T064319 ssmi15 78.9 28.8% 2.0 -2.0 n/a   34.6 kts
20150824T084242 ssmis16 23.4 79.5% 2.1 -2.1 n/a   30.7 kts
20150824T102404 ssmis17 134.5 18.8% 10.6 -10.6 n/a   26.8 kts
20150824T103034 ssmis19 145.7 NaN% NaN NaN n/a   26.5 kts
20150824T103156 ssmis19 167.9 NaN% NaN NaN n/a   26.5 kts
20150824T195418 ssmis16 167.9 4.1% 4.7 -4.7 n/a   25.0 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).