Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 2 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)
 02/12/2020   13:13:25   ( -79.65, 127.13) 02/12/2020   13:12:18  ( -79.64, 127.21)    2.16                67
 02/12/2020   14:04:09   (  79.63, -65.33) 02/12/2020   14:03:15  (  79.65, -65.40)    3.19                54
 02/12/2020   14:54:54   ( -79.65, 101.79) 02/12/2020   14:54:18  ( -79.66, 101.91)    2.78                36
 02/12/2020   15:45:39   (  79.65, -90.96) 02/12/2020   15:45:16  (  79.64, -91.00)    1.55                23
 02/12/2020   16:36:23   ( -79.64,  76.45) 02/12/2020   16:36:19  ( -79.65,  76.32)    2.61                 4
 02/12/2020   17:27:08   (  79.65,-116.30) 02/12/2020   17:27:16  (  79.66,-116.30)    1.14                 8
 02/12/2020   18:17:52   ( -79.64,  51.11) 02/12/2020   18:18:19  ( -79.67,  51.02)    3.54                27
 02/12/2020   19:08:38   (  79.68,-141.92) 02/12/2020   19:09:17  (  79.65,-141.90)    3.06                39
 02/12/2020   19:59:22   ( -79.67,  25.49) 02/12/2020   20:00:20  ( -79.66,  25.42)    1.61                58