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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/09/2022   06:47:17   (   0.04, -75.19) (  -0.20, -74.01)  134.16                80
 09/10/2022   19:09:43   (  -0.03, -75.19) (  -1.01, -79.42)  482.00                80
 09/11/2022   18:53:58   (  -0.03, -75.20) (   0.05, -74.97)   27.29                80
 09/14/2022   06:57:50   (   0.03, -75.22) (   0.16, -75.88)   74.18                80
 09/15/2022   06:36:45   (   0.03, -75.23) (  -0.83, -71.41)  435.33                80
 09/16/2022   18:59:11   (  -0.03, -75.25) (  -0.35, -76.83)  179.46                80
 09/17/2022   18:43:26   (  -0.03, -75.26) (   0.64, -72.36)  330.32                80
 09/19/2022   07:05:43   (   0.02, -75.28) (   0.57, -77.74)  279.74                80
 09/20/2022   06:44:37   (   0.02, -75.30) (  -0.42, -73.27)  230.16                80
 09/21/2022   19:07:04   (  -0.01, -75.32) (  -0.74, -78.69)  383.85                80
 09/22/2022   18:51:18   (  -0.00, -75.33) (   0.26, -74.23)  126.62                80