Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning NHC estimate
20110930T055900 amsre_85 44.4 17.2 68.5% 19.5 19.5 n/a   85.0 kts
20110930T100200 ssmis17_85 33.3 11.7 100.0% 41.9 56.9 >65 kts   91.7 kts
20110930T122800 ssmis18_85 44.4 17.2 100.0% 49.4 64.4 >85 kts# 95.4 kts
20110930T205000 tmi_85 33.3 11.7 100.0% 41.1 56.1 >65 kts   102.4 kts
20110930T211900 ssmis17_85 44.4 11.7 100.0% 48.0 63.0 >85 kts# 102.8 kts
20110930T224500 ssmis16_85 555.0 11.7 100.0% 42.0 57.0 >65 kts   104.0 kts
20110930T234600 ssmis18_85 33.3 11.7 100.0% 32.5 47.5 >65 kts   104.8 kts
20111001T094800 ssmis17_85 22.2 6.1 100.0% 34.0 49.0 >65 kts   105.0 kts
20111001T111400 ssmis16_85 22.2 6.1 100.0% 42.3 57.3 >65 kts   105.0 kts
20111001T121500 ssmis18_85 55.5 11.7 100.0% 32.7 47.7 >65 kts   105.2 kts
20111001T210800 ssmis17_85 33.3 11.7 100.0% 36.5 51.5 >65 kts   115.2 kts
20111001T213400 tmi_85 44.4 17.2 100.0% 45.2 60.2 >85 kts# 115.9 kts
20111001T223400 ssmis16_85 33.3 11.7 100.0% 42.9 57.9 >65 kts   117.6 kts
20111001T231200 tmi_85 22.2 11.7 100.0% 50.8 65.8 >85 kts# 118.7 kts
20111001T233600 ssmis18_85 33.3 11.7 100.0% 62.5 77.5 >85 kts# 119.3 kts
20111002T004900 tmi_85 33.3 11.7 100.0% 42.3 57.3 >65 kts   118.6 kts
20111002T105900 ssmis16_85 33.3 11.7 38.4% 3.8 3.8 n/a   105.8 kts
20111002T205700 ssmis17_85 55.5 22.8 19.2% 10.1 10.1 n/a   80.2 kts
20111002T232600 ssmis18_85 144.3 67.3 21.9% 2.5 2.5 n/a   71.9 kts
20111003T091700 ssmis17_85 555.0 134.0 NaN% NaN NaN n/a   60.0 kts
20111003T104300 ssmis16_85 222.0 128.4 NaN% NaN NaN n/a   56.4 kts
20111003T114500 ssmis18_85 555.0 161.8 NaN% NaN NaN n/a   51.2 kts
20111003T203200 ssmis16_85 555.0 161.8 NaN% NaN NaN n/a   42.9 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).