Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 7 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/14/2022   18:40:46   (  -0.03, -75.19) (   0.65, -72.33)  327.36                80
 07/16/2022   07:03:04   (   0.03, -75.20) (   0.60, -77.70)  284.61                80
 07/17/2022   06:41:59   (   0.03, -75.21) (  -0.42, -73.24)  224.12                80
 07/18/2022   19:04:25   (  -0.03, -75.22) (  -0.82, -78.65)  391.49                80
 07/19/2022   18:48:41   (  -0.03, -75.23) (   0.20, -74.19)  117.89                80
 07/21/2022   07:10:59   (   0.03, -75.25) (   0.98, -79.57)  492.29                80
 07/22/2022   06:49:54   (   0.03, -75.26) (   0.02, -75.11)   17.44                80
 07/24/2022   18:53:57   (   0.01, -75.30) (  -0.18, -76.07)   88.79                80
 07/25/2022   18:38:12   (   0.02, -75.31) (   0.84, -71.62)  421.12                80
 07/27/2022   07:00:29   (  -0.01, -75.34) (   0.38, -76.99)  187.89                80