Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 3 26.  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)
 04/07/2020   04:03:40   ( -79.53, -94.37) 04/07/2020   04:02:25  ( -79.53, -94.21)    3.20                75
 04/07/2020   04:54:24   (  79.52,  73.07) 04/07/2020   04:53:25  (  79.52,  72.95)    2.57                59
 04/07/2020   05:45:09   ( -79.53,-119.72) 04/07/2020   05:44:26  ( -79.52,-119.81)    2.12                43
 04/07/2020   06:35:53   (  79.51,  47.72) 04/07/2020   06:35:25  (  79.54,  47.64)    3.46                28
 04/07/2020   07:26:38   ( -79.52,-145.06) 04/07/2020   07:26:26  ( -79.54,-145.13)    1.99                12
 04/07/2020   08:17:23   (  79.54,  22.10) 04/07/2020   08:17:26  (  79.53,  22.04)    1.93                 3
 04/07/2020   09:08:08   ( -79.55,-170.69) 04/07/2020   09:08:27  ( -79.53,-170.73)    3.11                19
 04/07/2020   09:58:52   (  79.54,  -3.25) 04/07/2020   09:59:26  (  79.55,  -3.27)    1.10                34
 04/07/2020   10:49:37   ( -79.55, 163.97) 04/07/2020   10:50:27  ( -79.55, 163.95)    0.72                50
 04/07/2020   11:40:21   (  79.54, -28.59) 04/07/2020   11:41:26  (  79.57, -28.59)    3.31                65