Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 1 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/15/2022   18:49:40   (   0.05, -75.19) (  -0.26, -76.63)  163.89                80
 01/16/2022   18:33:57   (   0.04, -75.18) (   0.70, -72.17)  343.08                80
 01/18/2022   06:56:19   (  -0.04, -75.18) (   0.47, -77.57)  271.74                80
 01/19/2022   06:35:15   (  -0.04, -75.18) (  -0.48, -73.11)  235.32                80
 01/20/2022   18:57:46   (   0.04, -75.18) (  -0.69, -78.55)  383.01                80
 01/21/2022   18:42:02   (   0.04, -75.19) (   0.27, -74.09)  124.59                80
 01/23/2022   07:04:24   (  -0.04, -75.20) (   0.91, -79.49)  488.81                80
 01/24/2022   06:43:22   (  -0.04, -75.21) (  -0.11, -75.05)   19.13                80
 01/26/2022   18:47:28   (   0.04, -75.22) (  -0.15, -76.02)   90.52                80
 01/27/2022   18:31:45   (   0.03, -75.23) (   0.87, -71.57)  417.57                80