Date/Time Sat Diameter (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20120530T204109 ssmis17 190.1 NaN% NaN NaN n/a   25.0 kts
20120531T021400 tmi -919.0 -999.0% -999.0 -909.0 n/a   25.0 kts
20120531T090419 ssmis16 112.3 60.3% 13.1 -13.1 n/a   25.0 kts
20120531T091933 ssmis17 34.5 49.3% 3.7 -3.7 n/a   25.0 kts
20120531T120440 tmi 78.9 32.9% 9.9 -9.9 n/a   25.0 kts
20120601T000608 ssmis18 256.8 NaN% NaN NaN n/a   30.1 kts
20120601T025751 tmi 56.7 63.0% 2.0 -2.0 n/a   33.1 kts
20120601T091333 ssmis16 112.3 26.0% 2.5 -2.5 n/a   35.0 kts
20120601T091940 ssmis17 223.5 NaN% NaN NaN n/a   35.0 kts
20120601T111006 tmi 12.2 23.3% 2.2 -2.2 n/a   35.0 kts
20120601T111803 ssmis18 279.1 NaN% NaN NaN n/a   35.0 kts
20120601T215417 ssmis16 78.9 30.1% 0.0 -0.0 n/a   51.5 kts
20120601T215501 ssmis17 78.9 31.5% 0.0 -0.0 n/a   51.5 kts
20120601T235339 ssmis18 145.7 26.0% 1.8 -1.8 n/a   54.8 kts
20120602T073612 ssmi15 45.6 100.0% 36.9 51.9 >65 kts   66.5 kts
20120602T090725 ssmis17 67.8 100.0% 23.3 38.3 >65 kts   67.6 kts
20120602T200901 ssmi15 56.7 16.4% 4.9 4.9 n/a   83.9 kts
20120602T212820 ssmis17 45.6 52.0% 10.5 10.5 n/a   86.3 kts
20120602T213147 ssmis16 45.6 56.2% 10.9 10.9 n/a   86.4 kts
20120602T233124 ssmis18 45.6 42.5% 16.8 16.8 n/a   89.4 kts
20120603T024517 tmi 45.6 4.1% 13.2 13.2 n/a   93.1 kts
20120603T072112 ssmi15 34.5 43.8% 12.4 12.4 n/a   95.0 kts
20120603T085524 ssmis17 45.6 53.4% 7.4 7.4 n/a   95.0 kts
20120603T195229 ssmi15 34.5 41.1% 11.7 11.7 n/a   96.2 kts
20120603T211418 ssmis16 45.6 100.0% 20.5 35.5 >65 kts   97.8 kts
20120603T212744 ssmis17 45.6 93.2% 18.9 33.9 >65 kts   98.1 kts
20120604T015028 tmi 34.5 28.8% 14.7 14.7 n/a   99.2 kts
20120604T070634 ssmi15 12.2 1.4% 3.0 3.0 n/a   94.1 kts
20120604T080909 ssmis17 201.2 20.6% 1.6 1.6 n/a   93.2 kts
20120604T084255 ssmis16 201.2 21.9% 1.5 1.5 n/a   92.7 kts
20120604T193606 ssmi15 212.4 16.4% 4.4 4.4 n/a   83.8 kts
20120604T210853 ssmis17 112.3 5.5% 2.3 2.3 n/a   82.7 kts
20120604T211340 ssmis16 112.3 12.3% 3.3 3.3 n/a   82.6 kts
20120604T231441 ssmis18 279.1 NaN% NaN NaN n/a   80.9 kts
20120605T023413 tmi 145.7 13.7% 3.9 3.9 n/a   73.1 kts
20120605T065143 ssmi15 56.7 0.0% 2.9 2.9 n/a   65.0 kts
20120605T072846 tmi 12.2 0.0% 3.7 3.7 n/a   65.0 kts
20120605T082730 ssmis16 23.4 0.0% 3.7 3.7 n/a   65.0 kts
20120605T083132 ssmis17 12.2 0.0% 2.8 2.8 n/a   65.0 kts
20120605T103254 ssmis18 245.7 52.9% 5.9 5.9 n/a   65.0 kts
20120605T205832 ssmis16 190.1 1.4% 7.1 7.1 n/a   55.0 kts
20120605T205903 ssmis17 167.9 13.7% 8.5 8.5 n/a   55.0 kts
20120605T230027 ssmis18 78.9 0.0% 2.4 -2.4 n/a   54.5 kts
20120606T014121 tmi 34.5 0.0% 11.4 -11.4 n/a   52.9 kts
20120606T031910 tmi 234.6 NaN% NaN NaN n/a   51.7 kts
20120606T045849 tmi 112.3 0.0% 3.4 -3.4 n/a   50.6 kts
20120606T082006 ssmis16 101.2 NaN% NaN NaN n/a   48.9 kts
20120606T094321 ssmis18 323.5 NaN% NaN NaN n/a   48.3 kts
20120606T202641 ssmis17 -919.0 -999.0% -999.0 -909.0 n/a   45.0 kts
20120606T204308 ssmis16 156.8 0.0% 2.4 -2.4 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.