Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 1 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/29/2022   06:54:07   (  -0.05, -75.20) (   0.33, -76.96)  200.32                80
 01/30/2022   06:33:05   (  -0.05, -75.20) (  -0.68, -72.52)  306.59                80
 01/31/2022   18:55:33   (   0.05, -75.21) (  -0.58, -77.93)  310.57                80
 02/01/2022   18:39:51   (   0.05, -75.21) (   0.43, -73.49)  196.91                80
 02/03/2022   07:02:12   (  -0.04, -75.22) (   0.81, -78.87)  417.74                80
 02/04/2022   06:41:10   (  -0.04, -75.22) (  -0.21, -74.43)   90.23                80
 02/06/2022   18:45:16   (   0.04, -75.26) (   0.03, -75.41)   16.91                80
 02/07/2022   18:29:33   (   0.04, -75.27) (   0.99, -70.95)  491.98                80
 02/09/2022   06:51:55   (  -0.04, -75.29) (   0.19, -76.35)  120.99                80
 02/10/2022   06:30:53   (  -0.03, -75.31) (  -0.82, -71.91)  387.78                80