Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 4 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/24/2022   18:29:13   (   0.04, -75.21) (   0.99, -70.91)  490.21                80
 04/26/2022   06:54:12   (  -0.03, -75.21) (   0.21, -76.29)  123.68                80
 04/27/2022   06:33:09   (  -0.03, -75.21) (  -0.81, -71.85)  384.03                80
 04/28/2022   18:58:17   (   0.02, -75.22) (  -0.43, -77.26)  232.23                80
 04/29/2022   18:37:14   (   0.03, -75.23) (   0.59, -72.81)  276.09                80
 05/01/2022   07:02:12   (  -0.02, -75.23) (   0.66, -78.18)  336.34                80
 05/02/2022   06:41:08   (  -0.03, -75.24) (  -0.36, -73.73)  172.02                80
 05/03/2022   19:06:17   (   0.02, -75.26) (  -0.86, -79.15)  443.62                80
 05/04/2022   18:45:13   (   0.02, -75.27) (   0.17, -74.70)   65.20                80
 05/07/2022   06:51:48   (  -0.02, -75.30) (   0.07, -75.62)   37.42                80