Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 9 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/10/2022   19:09:43   (  -0.03, -75.19) (  -1.01, -79.41)  481.88                80
 09/11/2022   18:53:58   (  -0.03, -75.20) (   0.04, -74.96)   27.32                80
 09/14/2022   06:57:50   (   0.03, -75.22) (   0.17, -75.87)   74.24                80
 09/15/2022   06:36:45   (   0.03, -75.23) (  -0.82, -71.41)  435.24                80
 09/16/2022   18:59:11   (  -0.03, -75.24) (  -0.36, -76.82)  179.44                80
 09/17/2022   18:43:25   (  -0.03, -75.26) (   0.64, -72.36)  330.32                80
 09/19/2022   07:05:43   (   0.02, -75.28) (   0.57, -77.73)  279.87                80
 09/20/2022   06:44:37   (   0.02, -75.29) (  -0.43, -73.27)  230.01                80
 09/21/2022   19:07:02   (  -0.01, -75.31) (  -0.79, -78.67)  383.91                80
 09/22/2022   18:51:18   (  -0.00, -75.33) (   0.27, -74.23)  126.57                80