Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 9 4.  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   10:31:00   ( -79.95, 165.17) 09/15/2019   10:29:54  ( -79.93, 165.11)    1.90                66
 09/15/2019   11:21:45   (  79.94, -27.46) 09/15/2019   11:20:56  (  79.96, -27.35)    2.89                49
 09/15/2019   12:12:29   ( -79.94, 139.84) 09/15/2019   12:11:54  ( -79.95, 139.84)    1.12                35
 09/15/2019   13:03:14   (  79.94, -52.79) 09/15/2019   13:02:57  (  79.95, -52.92)    3.20                17
 09/15/2019   13:53:59   ( -79.97, 114.22) 09/15/2019   13:53:55  ( -79.95, 114.27)    2.49                 4
 09/15/2019   14:44:44   (  79.96, -78.41) 09/15/2019   14:44:58  (  79.95, -78.50)    2.52                14
 09/15/2019   15:35:28   ( -79.96,  88.89) 09/15/2019   15:35:55  ( -79.96,  89.01)    2.19                27
 09/15/2019   16:26:13   (  79.96,-103.74) 09/15/2019   16:26:58  (  79.96,-103.77)    0.97                45
 09/15/2019   17:16:57   ( -79.96,  63.57) 09/15/2019   17:17:56  ( -79.96,  63.43)    2.57                59