Date/Time_(UTC) Source Sensor Vmax(kts) ARCHER Lat Lon Geo-ref Lat Lon 50% cert rad 95% cert rad Eye diam (deg) % cert eye 50% cert fxa 20201212 23:30:00 Geo Vis 30.3 *** *** *** *** *** *** 1.00 *** 0.45 20201212 23:30:00 Geo IR 30.3 *** *** *** *** *** *** 0.30 *** 0.45 20201212 18:25:02 * SSMIS-17 85-92GHz 33.1 -15.43 173.66 -15.44 173.72 0.41 1.17 3.00 0.0 0.27 20201212 16:42:46 * SSMIS-18 85-92GHz 34.0 -15.05 171.95 -15.04 171.90 0.28 0.78 2.40 3.6 0.27 20201212 16:36:06 SSMIS-16 85-92GHz 34.1 -15.05 172.01 -15.04 171.95 0.47 1.32 2.40 1.4 0.27 20201212 08:39:00 * Metop-A ASCAT 32.8 -15.76 173.72 -15.76 173.77 0.26 0.73 *** *** 0.19 20201212 07:13:34 * SSMIS-17 85-92GHz 34.0 -15.69 174.56 -15.66 174.18 0.20 0.55 3.00 3.4 0.19 20201212 05:30:58 SSMIS-18 85-92GHz 35.4 -15.74 174.59 -15.73 174.59 0.44 1.24 0.80 4.7 0.19 20201212 02:33:46 AMSR2 85-92GHz 37.9 *** *** *** *** *** *** 3.00 *** 0.19 20201212 02:33:46 AMSR2 37GHz 37.9 *** *** *** *** *** *** 3.00 *** 0.19 20201211 20:09:00 * Metop-A ASCAT 40.0 -14.38 177.11 -14.41 177.01 0.24 0.68 *** *** 0.18 20201211 18:37:22 SSMIS-17 85-92GHz 40.3 -14.57 177.52 -14.43 177.67 0.53 1.49 1.10 0.7 0.18 20201211 16:54:25 SSMIS-18 85-92GHz 40.0 -13.71 178.37 -13.83 178.31 0.47 1.33 3.00 0.8 0.18 20201211 16:48:34 SSMIS-16 85-92GHz 40.0 *** *** *** *** *** *** 1.40 *** 0.18 20201211 10:15:00 Metop-B ASCAT 38.5 -13.27 177.89 -13.29 177.79 3.36 9.49 *** *** 0.18 20201211 09:00:00 * Metop-A ASCAT 37.5 -12.85 178.65 -12.85 178.68 0.25 0.70 *** *** 0.19 20201211 03:57:17 * SSMIS-16 85-92GHz 35.0 -11.31 180.02 -11.03 180.34 0.16 0.44 3.00 0.0 0.19 20201209 20:48:00 * Metop-A ASCAT 35.0 -11.15 179.24 -11.15 179.24 0.95 2.68 *** *** 0.19