Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 1 31.  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, 127.16) 02/12/2020   13:12:18  ( -79.65, 127.29)    2.68                67
 02/12/2020   14:04:10   (  79.66, -65.63) 02/12/2020   14:03:16  (  79.63, -65.62)    3.13                54
 02/12/2020   14:54:54   ( -79.64, 101.82) 02/12/2020   14:54:19  ( -79.64, 101.70)    2.38                35
 02/12/2020   15:45:39   (  79.66, -90.97) 02/12/2020   15:45:16  (  79.65, -90.93)    1.12                23
 02/12/2020   16:36:23   ( -79.64,  76.48) 02/12/2020   16:36:19  ( -79.66,  76.40)    2.42                 4
 02/12/2020   17:27:08   (  79.65,-116.31) 02/12/2020   17:27:16  (  79.67,-116.23)    2.31                 8
 02/12/2020   18:17:53   ( -79.67,  50.86) 02/12/2020   18:18:20  ( -79.65,  50.81)    2.40                27
 02/12/2020   19:08:38   (  79.68,-141.94) 02/12/2020   19:09:17  (  79.66,-141.83)    3.29                39
 02/12/2020   19:59:22   ( -79.67,  25.51) 02/12/2020   20:00:20  ( -79.67,  25.51)    0.24                58