Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 1 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/31/2022   18:55:34   (   0.05, -75.21) (  -0.55, -77.94)  310.91                80
 02/01/2022   18:39:50   (   0.05, -75.21) (   0.41, -73.48)  196.50                80
 02/03/2022   07:02:13   (  -0.05, -75.21) (   0.76, -78.88)  418.45                80
 02/04/2022   06:41:09   (  -0.05, -75.21) (  -0.20, -74.42)   89.47                80
 02/06/2022   18:45:16   (   0.05, -75.25) (   0.02, -75.41)   17.65                80
 02/07/2022   18:29:33   (   0.05, -75.26) (   0.99, -70.95)  490.99                80
 02/09/2022   06:51:55   (  -0.04, -75.28) (   0.19, -76.35)  122.25                80
 02/10/2022   06:30:51   (  -0.04, -75.29) (  -0.78, -71.89)  386.46                80
 02/11/2022   18:53:21   (   0.03, -75.32) (  -0.41, -77.32)  228.07                80
 02/12/2022   18:37:37   (   0.03, -75.34) (   0.56, -72.87)  281.05                80