Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 3 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)
 03/24/2020   11:55:41   ( -79.43, 148.45) 03/24/2020   11:54:32  ( -79.40, 145.99)   50.35                69
 03/24/2020   12:46:29   (  79.55, -45.22) 03/24/2020   12:45:23  (  79.56, -45.20)    1.69                66
 03/24/2020   13:37:14   ( -79.55, 122.02) 03/24/2020   13:36:27  ( -79.57, 122.09)    1.95                47
 03/24/2020   14:27:59   (  79.58, -70.85) 03/24/2020   14:27:24  (  79.55, -70.79)    2.93                35
 03/24/2020   15:18:44   ( -79.58,  96.40) 03/24/2020   15:18:28  ( -79.56,  96.49)    3.52                16
 03/24/2020   16:09:28   (  79.57, -96.19) 03/24/2020   16:09:24  (  79.57, -96.10)    1.83                 4
 03/24/2020   17:00:13   ( -79.58,  71.06) 03/24/2020   17:00:28  ( -79.57,  71.18)    2.59                15
 03/24/2020   17:50:57   (  79.57,-121.54) 03/24/2020   17:51:24  (  79.59,-121.41)    3.25                27
 03/24/2020   18:41:42   ( -79.58,  45.71) 03/24/2020   18:42:29  ( -79.56,  45.58)    2.98                47
 03/24/2020   19:32:26   (  79.57,-146.89) 03/24/2020   19:33:25  (  79.58,-147.01)    2.79                59