Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 5 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/06/2023   06:58:24   (  -0.02, -75.19) (  -0.28, -73.93)  143.29                80
 05/07/2023   19:23:33   (   0.01, -75.20) (  -0.92, -79.35)  473.03                80
 05/08/2023   19:05:10   (   0.02, -75.20) (   0.08, -74.89)   35.42                80
 05/11/2023   07:09:06   (  -0.01, -75.22) (   0.13, -75.81)   67.37                80
 05/12/2023   06:48:02   (  -0.01, -75.23) (  -0.88, -71.35)  441.46                80
 05/13/2023   19:10:31   (   0.00, -75.24) (  -0.36, -76.76)  173.69                80
 05/14/2023   18:54:47   (   0.00, -75.25) (   0.65, -72.30)  335.89                80
 05/16/2023   07:17:06   (  -0.00, -75.28) (   0.56, -77.67)  273.72                80
 05/17/2023   06:56:03   (  -0.00, -75.30) (  -0.45, -73.22)  236.15                80
 05/18/2023   19:18:32   (   0.00, -75.32) (  -0.72, -78.64)  377.85                80
 05/19/2023   19:02:48   (   0.00, -75.34) (   0.24, -74.17)  132.41                80