Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 4 23.  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)
 05/04/2020   12:19:27   ( -79.45, 142.38) 05/04/2020   12:18:18  ( -79.47, 142.31)    2.41                69
 05/04/2020   13:10:13   (  79.48, -50.54) 05/04/2020   13:09:23  (  79.47, -50.45)    2.15                50
 05/04/2020   14:00:57   ( -79.48, 116.76) 05/04/2020   14:00:19  ( -79.46, 116.71)    2.69                38
 05/04/2020   14:51:42   (  79.48, -75.89) 05/04/2020   14:51:23  (  79.49, -75.77)    2.76                19
 05/04/2020   15:42:26   ( -79.48,  91.41) 05/04/2020   15:42:19  ( -79.48,  91.39)    0.44                 7
 05/04/2020   16:33:11   (  79.47,-101.24) 05/04/2020   16:33:24  (  79.48,-101.38)    2.72                13
 05/04/2020   17:23:55   ( -79.47,  66.06) 05/04/2020   17:24:19  ( -79.49,  66.07)    2.07                24
 05/04/2020   18:14:40   (  79.47,-126.59) 05/04/2020   18:15:24  (  79.49,-126.70)    3.37                44
 05/04/2020   19:05:25   ( -79.50,  40.43) 05/04/2020   19:06:20  ( -79.48,  40.46)    2.54                55
 05/04/2020   19:56:10   (  79.50,-152.22) 05/04/2020   19:57:25  (  79.48,-152.30)    2.59                75