Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning NHC estimate
20170717T220316 ssmi15_85 255.3 117.3 NaN% NaN NaN n/a   30.0 kts
20170717T233007 ssmis16_85 155.4 78.4 5.5% 3.4 -3.4 n/a   30.0 kts
20170718T023315 ssmis18_85 199.8 117.3 4.1% 3.5 -3.5 n/a   30.0 kts
20170718T023425 ssmis17_85 210.9 95.1 6.3% 4.1 -4.1 n/a   30.0 kts
20170718T103727 ssmi15_85 144.3 67.3 NaN% NaN NaN n/a   30.0 kts
20170718T105639 gmi_85 210.9 100.6 8.3% 5.5 -5.5 n/a   30.0 kts
20170718T120554 ssmis16_85 77.7 33.9 0.0% 1.3 -1.3 n/a   30.0 kts
20170718T210738 amsr2_85 266.4 128.4 0.0% 5.5 -5.5 n/a   30.0 kts
20170718T231715 ssmis16_85 233.1 111.7 8.2% 0.6 -0.6 n/a   30.0 kts
20170719T001639 gmi_85 166.5 78.4 6.8% 3.2 -3.2 n/a   30.0 kts
20170719T022045 ssmis18_85 233.1 111.7 11.0% 0.4 -0.4 n/a   30.0 kts
20170719T022104 ssmis17_85 222.0 117.3 12.3% 2.5 -2.5 n/a   30.0 kts
20170719T092103 amsr2_85 44.4 17.2 8.2% 3.9 -3.9 n/a   30.0 kts
20170719T115305 ssmis16_85 111.0 50.6 0.0% 4.1 -4.1 n/a   30.0 kts
20170719T145639 ssmis18_85 166.5 78.4 15.1% 5.7 -5.7 n/a   27.5 kts
20170719T145647 ssmis17_85 155.4 78.4 15.1% 6.3 -6.3 n/a   27.5 kts
20170719T215025 amsr2_85 11.1 2.5 0.0% 2.8 -2.8 n/a   25.0 kts
20170720T020641 ssmis18_85 277.5 134.0 NaN% NaN NaN n/a   25.0 kts
20170720T020741 ssmis17_85 177.6 83.9 8.2% 0.9 -0.9 n/a   25.0 kts
20170720T020813 ssmis18_85 266.4 128.4 NaN% NaN NaN n/a   25.0 kts
20170720T100417 amsr2_85 22.2 6.1 0.0% 4.6 -4.6 n/a   25.0 kts
20170720T105139 gmi_85 66.6 28.4 6.8% 3.9 -3.9 n/a   25.0 kts
20170720T144357 ssmis17_85 99.9 78.4 0.0% 5.2 -5.2 n/a   25.0 kts
20170720T144446 ssmis18_85 188.7 83.9 1.4% 3.1 -3.1 n/a   25.0 kts
20170720T225511 ssmi15_85 144.3 67.3 4.1% 4.0 -4.0 n/a   25.0 kts
20170721T003152 ssmis16_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20170721T113122 ssmi15_85 333.0 161.8 NaN% NaN NaN n/a   25.0 kts
20170721T143105 ssmis17_85 44.4 17.2 0.0% 2.8 -2.8 n/a   25.0 kts
20170721T143255 ssmis18_85 299.7 145.1 NaN% NaN NaN n/a   25.0 kts
20170721T213742 amsr2_85 11.1 2.5 0.0% 3.1 -3.1 n/a   25.0 kts
20170721T223846 ssmi15_85 11.1 2.5 0.0% 1.1 -1.1 n/a   25.0 kts
20170721T231139 gmi_85 155.4 72.8 NaN% NaN NaN n/a   25.0 kts
20170722T001807 ssmis16_85 188.7 89.5 0.0% 0.7 -0.7 n/a   25.0 kts
20170722T104139 gmi_85 244.2 117.3 NaN% NaN NaN n/a   23.0 kts
20170722T111539 ssmi15_85 333.0 161.8 NaN% NaN NaN n/a   22.8 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).