Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 6 7.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 06/14/2020   12:43:04   ( -79.38, 137.11) 06/14/2020   12:41:59  ( -79.36, 137.07)    1.82                65
 06/14/2020   13:33:49   (  79.38, -55.62) 06/14/2020   13:32:57  (  79.38, -55.49)    2.62                52
 06/14/2020   14:24:33   ( -79.38, 111.76) 06/14/2020   14:23:59  ( -79.38, 111.73)    0.90                34
 06/14/2020   15:15:18   (  79.38, -80.97) 06/14/2020   15:14:58  (  79.37, -81.11)    2.96                20
 06/14/2020   16:06:02   ( -79.37,  86.41) 06/14/2020   16:05:59  ( -79.40,  86.40)    2.90                 3
 06/14/2020   16:56:47   (  79.38,-106.33) 06/14/2020   16:56:58  (  79.39,-106.44)    2.62                11
 06/14/2020   17:47:32   ( -79.41,  60.79) 06/14/2020   17:48:00  ( -79.39,  60.79)    1.87                28
 06/14/2020   18:38:17   (  79.41,-131.95) 06/14/2020   18:38:58  (  79.41,-131.78)    3.48                41
 06/14/2020   19:29:01   ( -79.40,  35.44) 06/14/2020   19:30:00  ( -79.41,  35.46)    0.55                59