Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 4 29.  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   12:19:28   ( -79.47, 142.21) 05/04/2020   12:18:19  ( -79.45, 142.15)    2.33                69
 05/04/2020   13:10:13   (  79.46, -50.41) 05/04/2020   13:09:23  (  79.48, -50.31)    3.20                50
 05/04/2020   14:00:57   ( -79.47, 116.86) 05/04/2020   14:00:19  ( -79.47, 116.83)    0.79                38
 05/04/2020   14:51:43   (  79.49, -76.03) 05/04/2020   14:51:24  (  79.47, -75.91)    3.11                19
 05/04/2020   15:42:26   ( -79.46,  91.51) 05/04/2020   15:42:19  ( -79.49,  91.51)    2.63                 7
 05/04/2020   16:33:12   (  79.49,-101.38) 05/04/2020   16:33:24  (  79.49,-101.23)    2.92                12
 05/04/2020   17:23:56   ( -79.49,  65.89) 05/04/2020   17:24:20  ( -79.48,  65.90)    1.95                24
 05/04/2020   18:14:41   (  79.49,-126.73) 05/04/2020   18:15:25  (  79.48,-126.84)    2.35                44
 05/04/2020   19:05:25   ( -79.49,  40.54) 05/04/2020   19:06:20  ( -79.49,  40.58)    0.79                55
 05/04/2020   19:56:10   (  79.48,-152.08) 05/04/2020   19:57:25  (  79.50,-152.16)    2.32                75