Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 3 23.  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)
 03/24/2020   11:55:40   ( -79.40, 148.64) 03/24/2020   11:54:31  ( -79.42, 146.17)   50.45                69
 03/24/2020   12:46:29   (  79.56, -45.30) 03/24/2020   12:45:23  (  79.55, -45.30)    0.55                66
 03/24/2020   13:37:14   ( -79.56, 121.94) 03/24/2020   13:36:27  ( -79.56, 121.99)    1.37                47
 03/24/2020   14:27:58   (  79.55, -70.65) 03/24/2020   14:27:23  (  79.57, -70.60)    2.07                35
 03/24/2020   15:18:43   ( -79.56,  96.59) 03/24/2020   15:18:27  ( -79.57,  96.68)    2.22                16
 03/24/2020   16:09:28   (  79.58, -96.27) 03/24/2020   16:09:24  (  79.56, -96.20)    2.87                 4
 03/24/2020   17:00:12   ( -79.56,  71.24) 03/24/2020   17:00:28  ( -79.56,  71.07)    3.48                16
 03/24/2020   17:50:57   (  79.58,-121.62) 03/24/2020   17:51:24  (  79.58,-121.51)    2.18                27
 03/24/2020   18:41:42   ( -79.59,  45.62) 03/24/2020   18:42:28  ( -79.58,  45.76)    2.86                46
 03/24/2020   19:32:26   (  79.58,-146.97) 03/24/2020   19:33:25  (  79.57,-147.11)    2.98                59