Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/28/2023   18:46:26   (   0.02, -75.18) (   0.94, -71.15)  459.38                80
 04/30/2023   07:11:26   (  -0.01, -75.19) (   0.29, -76.52)  151.94                80
 05/01/2023   06:50:22   (  -0.02, -75.19) (  -0.71, -72.06)  356.43                80
 05/02/2023   19:15:31   (   0.01, -75.19) (  -0.51, -77.48)  260.12                80
 05/03/2023   18:54:28   (   0.01, -75.20) (   0.50, -73.02)  248.60                80
 05/05/2023   07:19:27   (  -0.01, -75.22) (   0.72, -78.39)  361.81                80
 05/06/2023   06:58:24   (  -0.01, -75.23) (  -0.29, -73.94)  146.98                80
 05/07/2023   19:23:33   (   0.01, -75.23) (  -0.91, -79.35)  469.28                80
 05/08/2023   19:02:30   (   0.01, -75.24) (   0.10, -74.90)   39.58                80
 05/11/2023   07:09:05   (  -0.01, -75.27) (   0.09, -75.82)   61.64                80