Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 2 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/05/2023   18:55:17   (   0.05, -75.19) (   0.38, -73.68)  171.98                80
 02/07/2023   07:17:42   (  -0.05, -75.21) (   0.82, -79.09)  441.55                80
 02/08/2023   06:56:42   (  -0.04, -75.22) (  -0.18, -74.64)   65.85                80
 02/10/2023   19:00:54   (   0.04, -75.24) (  -0.07, -75.62)   44.05                80
 02/11/2023   18:45:14   (   0.04, -75.26) (   0.99, -71.19)  463.99                80
 02/13/2023   07:07:38   (  -0.04, -75.28) (   0.27, -76.58)  148.47                80
 02/14/2023   06:46:38   (  -0.04, -75.29) (  -0.74, -72.14)  359.38                80
 02/15/2023   19:09:10   (   0.03, -75.31) (  -0.49, -77.56)  257.87                80
 02/16/2023   18:53:30   (   0.02, -75.32) (   0.51, -73.12)  250.35                80
 02/18/2023   07:15:54   (   0.00, -75.35) (   0.74, -78.51)  361.10                80