Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 4 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/09/2022   07:06:58   (  -0.04, -75.21) (   0.90, -79.52)  491.10                80
 04/10/2022   06:45:54   (  -0.04, -75.21) (  -0.10, -75.07)   16.76                80
 04/12/2022   18:52:39   (   0.03, -75.22) (  -0.16, -76.03)   92.94                80
 04/13/2022   18:31:36   (   0.04, -75.23) (   0.84, -71.58)  415.39                80
 04/15/2022   06:56:35   (  -0.03, -75.24) (   0.35, -76.96)  196.03                80
 04/16/2022   06:35:31   (  -0.03, -75.25) (  -0.66, -72.51)  312.40                80
 04/17/2022   19:00:41   (   0.03, -75.26) (  -0.54, -77.94)  304.27                80
 04/18/2022   18:39:36   (   0.03, -75.27) (   0.41, -73.47)  204.41                80
 04/20/2022   07:04:36   (  -0.03, -75.29) (   0.78, -78.86)  406.58                80
 04/21/2022   06:43:32   (  -0.03, -75.30) (  -0.23, -74.41)  102.01                80