Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 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)
 04/28/2022   18:58:17   (   0.02, -75.20) (  -0.43, -77.26)  234.70                80
 04/29/2022   18:37:13   (   0.03, -75.20) (   0.59, -72.81)  272.93                80
 05/01/2022   07:02:12   (  -0.02, -75.19) (   0.66, -78.18)  340.46                80
 05/02/2022   06:41:08   (  -0.03, -75.19) (  -0.37, -73.73)  167.25                80
 05/03/2022   19:06:16   (   0.02, -75.20) (  -0.85, -79.15)  449.48                80
 05/04/2022   18:47:52   (   0.02, -75.20) (   0.12, -74.69)   58.66                80
 05/07/2022   06:51:47   (  -0.02, -75.22) (   0.10, -75.61)   45.65                80
 05/08/2022   06:30:43   (  -0.02, -75.22) (  -0.93, -71.16)  462.88                80
 05/09/2022   18:53:11   (   0.01, -75.24) (  -0.32, -76.57)  152.62                80
 05/10/2022   18:37:27   (   0.01, -75.25) (   0.72, -72.12)  356.45                80