Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20150216T201221 ssmis17_85 312.4 NaN% NaN NaN n/a   38.7 kts
20150217T044341 amsr2_85 23.4 90.4% 16.9 -31.9 n/a   52.9 kts
20150217T052006 ssmi15_85 101.2 28.8% 14.6 -14.6 n/a   53.9 kts
20150217T085004 ssmis17_85 23.4 90.4% 6.5 21.5 >65 kts   56.2 kts
20150217T125641 gmi_85 78.9 97.3% 19.4 34.4 >65 kts   57.9 kts
20150217T140742 tmi_85 45.6 100.0% 24.0 39.0 >65 kts   58.4 kts
20150217T193641 ssmis16_85 56.7 100.0% 25.8 40.8 >65 kts   60.7 kts
20150217T223347 ssmis18_85 78.9 100.0% 32.6 47.6 >65 kts   61.9 kts
20150217T235311 tmi_85 12.2 64.4% 10.3 10.3 n/a   62.5 kts
20150218T083658 ssmis17_85 67.8 NaN% NaN NaN n/a   67.2 kts
20150218T161604 amsr2_85 56.7 100.0% 23.6 38.6 >65 kts   73.6 kts
20150218T175302 ssmi15_85 56.7 100.0% 20.4 35.4 >65 kts   74.9 kts
20150218T192330 ssmis16_85 23.4 100.0% 14.1 29.1 >65 kts   75.6 kts
20150218T212712 ssmis17_85 34.5 NaN% NaN NaN n/a   76.4 kts
20150218T222126 ssmis18_85 34.5 100.0% 36.2 51.2 >65 kts   76.8 kts
20150218T233141 gmi_85 45.6 NaN% NaN NaN n/a   77.3 kts
20150219T043129 amsr2_85 34.5 100.0% 51.5 66.5 >85 kts# 79.4 kts
20150219T080126 ssmis16_85 23.4 100.0% 47.2 62.2 >85 kts# 77.5 kts
20150219T105930 ssmis18_85 23.4 100.0% 48.7 63.7 >85 kts# 73.8 kts
20150219T124641 gmi_85 323.5 NaN% NaN NaN n/a   71.5 kts
20150219T132049 tmi_85 12.2 100.0% 35.7 50.7 >65 kts   70.8 kts
20150219T173732 ssmi15_85 323.5 NaN% NaN NaN n/a   65.5 kts
20150219T191108 ssmis16_85 256.8 NaN% NaN NaN n/a   65.0 kts
20150219T211417 ssmis17_85 323.5 NaN% NaN NaN n/a   64.5 kts
20150219T220948 ssmis18_85 234.6 NaN% NaN NaN n/a   62.4 kts
20150219T230435 tmi_85 256.8 NaN% NaN NaN n/a   60.4 kts
20150220T061336 ssmi15_85 12.2 24.7% 0.0 -0.0 n/a   44.9 kts
20150220T074744 ssmis16_85 101.2 NaN% NaN NaN n/a   44.3 kts
20150220T095108 ssmis17_85 323.5 NaN% NaN NaN n/a   43.4 kts
20150220T104629 ssmis18_85 78.9 0.0% 9.8 -9.8 n/a   43.0 kts
20150220T134538 tmi_85 323.5 NaN% NaN NaN n/a   41.8 kts
20150220T160438 amsr2_85 323.5 NaN% NaN NaN n/a   40.8 kts
20150220T172214 ssmi15_85 323.5 NaN% NaN NaN n/a   40.3 kts
20150220T185825 ssmis16_85 323.5 NaN% NaN NaN n/a   39.6 kts
20150220T210140 ssmis17_85 323.5 NaN% NaN NaN n/a   38.7 kts
20150220T215203 tmi_85 267.9 NaN% NaN NaN n/a   38.4 kts
20150220T232142 gmi_85 145.7 0.0% 0.0 -0.0 n/a   37.8 kts
20150221T055633 ssmi15_85 323.5 NaN% NaN NaN n/a   35.0 kts
20150221T073334 ssmis16_85 301.3 NaN% NaN NaN n/a   34.4 kts
20150221T093710 ssmis17_85 223.5 NaN% NaN NaN n/a   33.5 kts
20150221T103322 ssmis18_85 223.5 6.1% 0.6 -0.6 n/a   33.1 kts
20150221T123641 gmi_85 323.5 NaN% NaN NaN n/a   32.2 kts
20150221T164813 amsr2_85 256.8 NaN% NaN NaN n/a   30.5 kts
20150221T204930 ssmis17_85 134.5 0.0% 1.2 -1.2 n/a   30.0 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).