Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 8 22.  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)
 08/22/2020   03:17:24   (  79.22,  99.93) 08/22/2020   03:17:33  (  79.24,  99.87)    2.94                 9
 08/22/2020   04:08:09   ( -79.25, -93.01) 08/22/2020   04:08:32  ( -79.23, -93.01)    2.82                23
 08/22/2020   04:58:54   (  79.25,  74.32) 08/22/2020   04:59:34  (  79.23,  74.24)    2.96                40
 08/22/2020   05:49:38   ( -79.25,-118.36) 08/22/2020   05:50:32  ( -79.24,-118.37)    0.83                54
 08/22/2020   06:40:23   (  79.25,  48.96) 08/22/2020   06:41:34  (  79.25,  48.89)    1.47                71
 09/04/2020   16:02:15   (  79.19, -91.04) 09/04/2020   16:01:11  (  79.19, -90.95)    1.73                64
 09/04/2020   16:52:59   ( -79.19,  76.27) 09/04/2020   16:52:07  ( -79.19,  76.35)    1.71                52
 09/04/2020   17:43:44   (  79.19,-116.39) 09/04/2020   17:43:11  (  79.21,-116.31)    2.50                33
 09/04/2020   18:34:28   ( -79.19,  50.91) 09/04/2020   18:34:07  ( -79.21,  50.99)    2.69                21
 09/04/2020   19:25:14   (  79.22,-142.01) 09/04/2020   19:25:12  (  79.19,-141.94)    3.80                 2
 09/04/2020   20:15:58   ( -79.22,  25.30) 09/04/2020   20:16:08  ( -79.20,  25.36)    3.49                10
 09/04/2020   21:06:43   (  79.22,-167.37) 09/04/2020   21:07:12  (  79.21,-167.29)    2.13                29
 09/04/2020   21:57:27   ( -79.22,  -0.06) 09/04/2020   21:58:08  ( -79.21,   0.01)    1.84                41
 09/04/2020   22:48:12   (  79.22, 167.27) 09/04/2020   22:49:12  (  79.22, 167.35)    1.66                60