Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning NHC estimate
20230829T160951 amsr2_85 199.8 89.5 NaN% NaN NaN n/a   30.0 kts
20230829T192509 ssmis18_85 166.5 78.4 12.3% 2.2 -2.2 n/a   30.0 kts
20230829T211524 ssmis17_85 155.4 72.8 6.8% 1.9 -1.9 n/a   30.0 kts
20230830T075314 ssmis18_85 133.2 61.7 17.8% 2.9 -2.9 n/a   30.0 kts
20230830T094315 ssmis17_85 99.9 45.0 13.7% 0.2 -0.2 n/a   30.0 kts
20230830T094604 ssmis16_85 44.4 17.2 0.0% 5.2 -5.2 n/a   30.0 kts
20230830T150115 gmi_85 333.0 106.2 NaN% NaN NaN n/a   30.0 kts
20230830T165252 amsr2_85 210.9 78.4 13.7% 5.3 -5.3 n/a   30.0 kts
20230830T191157 ssmis18_85 333.0 161.8 NaN% NaN NaN n/a   30.0 kts
20230830T210106 ssmis17_85 333.0 139.5 NaN% NaN NaN n/a   30.0 kts
20230830T210449 ssmis16_85 299.7 78.4 4.1% 0.8 -0.8 n/a   30.0 kts
20230831T004615 gmi_85 321.9 156.2 NaN% NaN NaN n/a   30.6 kts
20230831T045857 amsr2_85 133.2 100.6 21.9% 6.3 -6.3 n/a   34.2 kts
20230831T074000 ssmis18_85 210.9 100.6 17.8% 3.4 -3.4 n/a   36.4 kts
20230831T093231 ssmis16_85 222.0 100.6 15.1% 4.0 -4.0 n/a   38.0 kts
20230831T140615 gmi_85 22.2 6.1 74.0% 16.5 -16.5 n/a   38.2 kts
20230831T185917 ssmis18_85 299.7 111.7 2.7% 2.9 -2.9 n/a   36.6 kts
20230831T205209 ssmis16_85 22.2 6.1 0.0% 0.5 -0.5 n/a   39.8 kts
20230831T235115 gmi_85 11.1 6.1 NaN% NaN NaN n/a   44.8 kts
20230901T072521 ssmis18_85 11.1 111.7 NaN% NaN NaN n/a   50.0 kts
20230901T091801 ssmis16_85 33.3 11.7 56.2% 1.4 -1.4 n/a   50.0 kts
20230901T164248 amsr2_85 55.5 22.8 2.7% 5.3 -5.3 n/a   46.1 kts
20230901T184747 ssmis18_85 22.2 6.1 42.5% 7.1 -7.1 n/a   45.0 kts
20230901T203707 ssmis17_85 22.2 6.1 54.8% 5.6 -5.6 n/a   45.0 kts
20230901T204053 ssmis16_85 22.2 100.6 NaN% NaN NaN n/a   45.0 kts
20230901T225615 gmi_85 33.3 11.7 52.0% 0.0 -0.0 n/a   45.0 kts
20230902T044236 amsr2_85 288.6 139.5 NaN% NaN NaN n/a   45.0 kts
20230902T070908 ssmis18_85 310.8 150.7 NaN% NaN NaN n/a   45.0 kts
20230902T090140 ssmis16_85 88.8 39.5 0.0% 0.0 -0.0 n/a   45.0 kts
20230902T103821 ssmis17_85 77.7 33.9 48.4% 4.0 -4.0 n/a   45.0 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).