Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20150218T034628 amsr2_85 67.8 61.6% 4.2 -4.2 n/a   36.6 kts
20150218T050207 ssmi15_85 323.5 NaN% NaN NaN n/a   37.1 kts
20150218T063107 ssmis16_85 323.5 NaN% NaN NaN n/a   37.7 kts
20150218T092823 ssmis18_85 78.9 67.1% 1.8 -1.8 n/a   38.9 kts
20150218T130036 tmi_85 256.8 NaN% NaN NaN n/a   40.8 kts
20150218T143916 amsr2_85 34.5 69.9% 1.4 -1.4 n/a   42.2 kts
20150218T161345 ssmi15_85 290.2 NaN% NaN NaN n/a   43.5 kts
20150218T174412 ssmis16_85 190.1 17.8% 0.1 -0.1 n/a   44.8 kts
20150218T194732 ssmis17_85 23.4 98.6% 18.7 -33.7 n/a   46.5 kts
20150218T204205 ssmis18_85 23.4 100.0% 28.6 -43.6 n/a   47.3 kts
20150218T210617 tmi_85 323.5 NaN% NaN NaN n/a   47.6 kts
20150219T044519 ssmi15_85 23.4 100.0% 36.4 -51.4 n/a   81.7 kts
20150219T061712 ssmis16_85 23.4 100.0% 56.3 71.3 >85 kts# 90.5 kts
20150219T081510 ssmis17_85 23.4 100.0% 47.7 62.7 >85 kts# 93.8 kts
20150219T091521 ssmis18_85 23.4 100.0% 50.3 65.3 >85 kts# 95.4 kts
20150219T132517 tmi_85 5.0 100.0% 47.7 62.7 >85 kts# 102.4 kts
20150219T152306 amsr2_85 12.2 100.0% 51.6 66.6 >85 kts# 105.6 kts
20150219T193530 ssmis17_85 12.2 100.0% 57.5 72.5 >85 kts# 105.4 kts
20150220T033239 amsr2_85 5.0 84.9% 4.8 4.8 n/a   82.2 kts
20150220T080635 ssmis17_85 23.4 75.3% 0.0 0.0 n/a   75.0 kts
20150220T135043 tmi_85 201.2 NaN% NaN NaN n/a   64.2 kts
20150220T192311 ssmis17_85 323.5 NaN% NaN NaN n/a   52.7 kts
20150220T214642 gmi_85 323.5 NaN% NaN NaN n/a   48.7 kts
20150221T075224 ssmis17_85 245.7 0.0% 0.8 -0.8 n/a   34.2 kts
20150221T110641 gmi_85 23.4 NaN% NaN NaN n/a   32.9 kts
20150221T151223 amsr2_85 190.1 0.0% 1.4 -1.4 n/a   31.2 kts
20150221T190717 tmi_85 190.1 NaN% NaN NaN n/a   30.0 kts
20150221T191043 ssmis17_85 267.9 NaN% NaN NaN n/a   30.0 kts
20150221T205141 gmi_85 323.5 NaN% NaN NaN n/a   30.0 kts
20150222T031844 amsr2_85 234.6 NaN% NaN NaN n/a   30.0 kts
20150222T073833 ssmis17_85 290.2 NaN% NaN NaN 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).