Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 4 26.  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, 142.35) 05/04/2020   12:18:18  ( -79.47, 142.32)    1.91                69
 05/04/2020   13:10:13   (  79.48, -50.55) 05/04/2020   13:09:23  (  79.47, -50.43)    2.61                50
 05/04/2020   14:00:57   ( -79.48, 116.73) 05/04/2020   14:00:19  ( -79.46, 116.72)    2.77                38
 05/04/2020   14:51:42   (  79.48, -75.90) 05/04/2020   14:51:24  (  79.46, -76.03)    3.24                18
 05/04/2020   15:42:26   ( -79.48,  91.38) 05/04/2020   15:42:19  ( -79.48,  91.39)    0.56                 7
 05/04/2020   16:33:11   (  79.47,-101.25) 05/04/2020   16:33:24  (  79.48,-101.36)    2.16                13
 05/04/2020   17:23:55   ( -79.48,  66.03) 05/04/2020   17:24:19  ( -79.49,  66.07)    2.00                24
 05/04/2020   18:14:40   (  79.47,-126.60) 05/04/2020   18:15:24  (  79.50,-126.68)    3.17                44
 05/04/2020   19:05:25   ( -79.51,  40.41) 05/04/2020   19:06:20  ( -79.48,  40.47)    3.00                55
 05/04/2020   19:56:10   (  79.50,-152.23) 05/04/2020   19:57:25  (  79.49,-152.28)    2.10                75