Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 4 28.  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, 142.24) 05/04/2020   12:18:19  ( -79.45, 142.17)    2.09                69
 05/04/2020   13:10:13   (  79.46, -50.38) 05/04/2020   13:09:23  (  79.48, -50.30)    3.41                50
 05/04/2020   14:00:57   ( -79.46, 116.89) 05/04/2020   14:00:19  ( -79.47, 116.84)    1.31                38
 05/04/2020   14:51:43   (  79.49, -76.00) 05/04/2020   14:51:24  (  79.47, -75.90)    2.63                19
 05/04/2020   15:42:26   ( -79.46,  91.54) 05/04/2020   15:42:19  ( -79.49,  91.52)    3.17                 7
 05/04/2020   16:33:12   (  79.49,-101.35) 05/04/2020   16:33:24  (  79.49,-101.22)    2.72                12
 05/04/2020   17:23:55   ( -79.49,  65.92) 05/04/2020   17:24:19  ( -79.48,  65.91)    1.43                24
 05/04/2020   18:14:40   (  79.48,-126.70) 05/04/2020   18:15:24  (  79.48,-126.83)    2.54                44
 05/04/2020   19:05:24   ( -79.49,  40.57) 05/04/2020   19:06:19  ( -79.50,  40.59)    0.96                55
 05/04/2020   19:56:09   (  79.48,-152.05) 05/04/2020   19:57:24  (  79.50,-152.15)    2.81                75