Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 9 12.  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)
 09/15/2019   10:30:59   ( -79.94, 165.27) 09/15/2019   10:29:53  ( -79.96, 165.40)    3.25                66
 09/15/2019   11:21:45   (  79.96, -27.63) 09/15/2019   11:20:57  (  79.93, -27.63)    2.57                48
 09/15/2019   12:12:28   ( -79.93, 139.94) 09/15/2019   12:11:54  ( -79.95, 139.83)    2.98                34
 09/15/2019   13:03:14   (  79.95, -52.96) 09/15/2019   13:02:57  (  79.95, -52.89)    1.21                17
 09/15/2019   13:53:58   ( -79.96, 114.32) 09/15/2019   13:53:55  ( -79.94, 114.26)    1.94                 3
 09/15/2019   14:44:43   (  79.95, -78.29) 09/15/2019   14:44:57  (  79.97, -78.16)    3.41                14
 09/15/2019   15:35:27   ( -79.95,  88.99) 09/15/2019   15:35:55  ( -79.96,  88.99)    1.03                28
 09/15/2019   16:26:12   (  79.94,-103.62) 09/15/2019   16:26:58  (  79.96,-103.74)    3.25                46
 09/15/2019   17:16:57   ( -79.98,  63.37) 09/15/2019   17:17:56  ( -79.96,  63.42)    2.62                59