Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 7 1.  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)
 07/11/2020   20:58:45   ( -79.32,  13.69) 07/11/2020   20:57:33  ( -79.30,  13.72)    2.18                72
 07/11/2020   21:49:29   (  79.32,-178.94) 07/11/2020   21:48:27  (  79.31,-178.95)    0.68                62
 07/11/2020   22:40:14   ( -79.32, -11.67) 07/11/2020   22:39:33  ( -79.32, -11.63)    0.78                41
 07/11/2020   23:30:58   (  79.31, 155.70) 07/11/2020   23:30:27  (  79.33, 155.71)    1.45                31
 07/12/2020   00:21:43   ( -79.32, -37.02) 07/12/2020   00:21:33  ( -79.34, -36.97)    2.35                10
 07/12/2020   01:12:27   (  79.31, 130.35) 07/12/2020   01:12:27  (  79.34, 130.36)    3.57                 0
 07/12/2020   02:03:13   ( -79.35, -62.64) 07/12/2020   02:03:34  ( -79.32, -62.59)    3.02                21
 07/12/2020   02:53:57   (  79.34, 104.73) 07/12/2020   02:54:28  (  79.33, 104.74)    1.50                31
 07/12/2020   03:44:42   ( -79.35, -87.99) 07/12/2020   03:45:34  ( -79.34, -87.93)    1.45                52
 07/12/2020   04:35:26   (  79.34,  79.37) 07/12/2020   04:36:28  (  79.35,  79.40)    0.89                62