Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 9 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/14/2022   06:57:50   (   0.04, -75.19) (   0.17, -75.87)   76.76                80
 09/15/2022   06:36:44   (   0.04, -75.20) (  -0.82, -71.41)  431.95                80
 09/16/2022   18:59:10   (  -0.04, -75.20) (  -0.42, -76.81)  183.65                80
 09/17/2022   18:43:25   (  -0.04, -75.21) (   0.63, -72.36)  325.30                80
 09/19/2022   07:05:43   (   0.03, -75.21) (   0.58, -77.73)  286.44                80
 09/20/2022   06:44:37   (   0.03, -75.22) (  -0.41, -73.27)  222.64                80
 09/21/2022   19:07:02   (  -0.01, -75.23) (  -0.81, -78.67)  392.21                80
 09/22/2022   18:51:18   (  -0.01, -75.25) (   0.25, -74.22)  117.46                80
 09/24/2022   07:13:35   (   0.01, -75.27) (   0.97, -79.59)  492.92                80
 09/25/2022   06:52:30   (   0.01, -75.28) (  -0.03, -75.13)   17.10                80