Date/Time Sat MW Eye diam (km) Est RMW (km) Ring % Tb diff (K) Score Meaning JTWC estimate
20191204T221451 amsr2_85 321.9 145.1 NaN% NaN NaN n/a   36.8 kts
20191205T033938 ssmis17_85 333.0 161.8 NaN% NaN NaN n/a   39.0 kts
20191205T103244 amsr2_85 22.2 2.5 26.0% 0.3 -0.3 n/a   45.7 kts
20191205T121602 ssmis16_85 22.2 161.8 NaN% NaN NaN n/a   47.8 kts
20191206T010404 ssmis16_85 66.6 28.4 64.4% 14.0 14.0 n/a   60.9 kts
20191206T020624 ssmis18_85 55.5 22.8 100.0% 21.4 36.4 >65 kts   61.8 kts
20191206T032628 ssmis17_85 66.6 33.9 83.6% 14.9 14.9 n/a   62.9 kts
20191206T100139 gmi_85 44.4 39.5 38.4% 9.0 9.0 n/a   65.0 kts
20191206T213139 gmi_85 22.2 6.1 39.7% 0.0 0.0 n/a   70.9 kts
20191206T220331 amsr2_85 22.2 6.1 49.3% 0.0 0.0 n/a   71.8 kts
20191207T005133 ssmis16_85 66.6 28.4 84.9% 9.2 9.2 n/a   76.4 kts
20191207T015421 ssmis18_85 44.4 17.2 100.0% 39.4 54.4 >65 kts   78.2 kts
20191207T031350 ssmis17_85 33.3 11.7 87.7% 9.1 24.1 >65 kts   80.4 kts
20191207T101947 amsr2_85 33.3 6.1 100.0% 49.8 64.8 >85 kts# 90.4 kts
20191207T143318 ssmis18_85 22.2 6.1 100.0% 29.6 44.5 >65 kts   95.7 kts
20191207T155211 ssmis17_85 33.3 11.7 100.0% 46.2 61.2 >85 kts# 97.3 kts
20191208T003912 ssmis16_85 44.4 17.2 38.4% 12.4 12.4 n/a   94.5 kts
20191208T014239 ssmis18_85 44.4 17.2 54.8% 14.3 14.3 n/a   93.6 kts
20191208T030111 ssmis17_85 33.3 11.7 84.9% 13.1 13.1 n/a   92.5 kts
20191208T095639 gmi_85 11.1 6.1 100.0% 19.3 34.3 >65 kts   90.0 kts
20191208T110206 amsr2_85 11.1 2.5 100.0% 17.3 32.3 >65 kts   90.0 kts
20191208T131635 ssmis16_85 133.2 61.7 30.1% 1.8 1.8 n/a   90.0 kts
20191208T141956 ssmis18_85 66.6 28.4 83.6% 10.7 10.7 n/a   90.0 kts
20191208T153805 ssmis17_85 11.1 2.5 57.5% 0.0 0.0 n/a   90.0 kts
20191208T215219 amsr2_85 33.3 6.1 NaN% NaN NaN n/a   86.8 kts
20191209T002654 ssmis16_85 66.6 33.9 74.0% 16.3 16.3 n/a   84.6 kts
20191209T013034 ssmis18_85 122.1 33.9 68.5% 10.8 10.8 n/a   83.7 kts
20191209T130256 ssmis16_85 33.3 11.7 100.0% 30.0 45.0 >65 kts   77.1 kts
20191209T140641 ssmis18_85 11.1 2.5 100.0% 12.1 27.1 >65 kts   76.6 kts
20191209T152400 ssmis17_85 33.3 11.7 100.0% 35.8 50.8 >65 kts   76.1 kts
20191209T202640 gmi_85 155.4 72.8 19.1% 0.0 0.0 n/a   71.9 kts
20191209T223618 amsr2_85 11.1 2.5 17.8% 4.4 4.4 n/a   69.2 kts
20191210T094639 gmi_85 77.7 17.2 23.8% 6.0 6.0 n/a   55.3 kts
20191210T104758 amsr2_85 22.2 6.1 50.7% 0.0 0.0 n/a   54.0 kts
20191210T124848 ssmis16_85 11.1 6.1 26.0% 0.8 0.8 n/a   51.5 kts
20191210T135301 ssmis18_85 33.3 11.7 87.7% 8.3 -23.3 n/a   50.1 kts
20191211T085640 gmi_85 333.0 161.8 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).