Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 1 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/27/2022   18:31:45   (   0.06, -75.23) (   0.86, -71.57)  417.26                80
 01/29/2022   06:54:08   (  -0.05, -75.23) (   0.32, -76.97)  197.26                80
 01/30/2022   06:33:04   (  -0.05, -75.24) (  -0.64, -72.51)  310.86                80
 01/31/2022   18:55:34   (   0.05, -75.27) (  -0.56, -77.93)  304.37                80
 02/01/2022   18:39:51   (   0.04, -75.28) (   0.45, -73.49)  204.34                80
 02/03/2022   07:02:12   (  -0.04, -75.30) (   0.79, -78.88)  408.44                80
 02/04/2022   06:41:10   (  -0.04, -75.32) (  -0.23, -74.43)  100.72                80
 02/06/2022   18:45:17   (   0.04, -75.38) (   0.06, -75.42)    3.85                80
 02/09/2022   06:51:56   (  -0.04, -75.44) (   0.17, -76.36)  104.26                80