Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 9 6.  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   ( -79.93, 165.31) 09/15/2019   10:29:53  ( -79.96, 165.41)    3.40                66
 09/15/2019   11:21:45   (  79.96, -27.62) 09/15/2019   11:20:57  (  79.93, -27.65)    2.59                48
 09/15/2019   12:12:29   ( -79.96, 139.68) 09/15/2019   12:11:54  ( -79.95, 139.84)    3.19                35
 09/15/2019   13:03:14   (  79.95, -52.95) 09/15/2019   13:02:57  (  79.95, -52.91)    0.60                17
 09/15/2019   13:53:58   ( -79.95, 114.35) 09/15/2019   13:53:55  ( -79.95, 114.27)    1.86                 3
 09/15/2019   14:44:43   (  79.95, -78.27) 09/15/2019   14:44:57  (  79.97, -78.18)    3.08                14
 09/15/2019   15:35:27   ( -79.95,  89.02) 09/15/2019   15:35:55  ( -79.96,  89.01)    1.65                28
 09/15/2019   16:26:13   (  79.97,-103.90) 09/15/2019   16:26:58  (  79.96,-103.76)    2.93                45
 09/15/2019   17:16:57   ( -79.97,  63.40) 09/15/2019   17:17:56  ( -79.96,  63.43)    1.93                59