Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 8 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)
 08/08/2022   06:36:46   (   0.04, -75.20) (  -0.71, -71.77)  390.07                80
 08/09/2022   18:59:14   (  -0.03, -75.20) (  -0.49, -77.19)  227.10                80
 08/10/2022   18:43:29   (  -0.02, -75.20) (   0.54, -72.73)  281.35                80
 08/12/2022   07:05:46   (  -0.00, -75.21) (   0.65, -78.11)  330.15                80
 08/13/2022   06:44:41   (   0.00, -75.22) (  -0.33, -73.64)  179.06                80
 08/14/2022   19:07:08   (  -0.00, -75.23) (  -0.87, -79.06)  436.40                80
 08/15/2022   18:51:23   (  -0.01, -75.25) (   0.11, -74.59)   73.57                80
 08/18/2022   06:55:16   (   0.00, -75.29) (   0.04, -75.52)   25.54                80
 08/19/2022   06:34:10   (   0.00, -75.31) (  -0.93, -71.05)  484.54                80
 08/20/2022   18:56:37   (   0.01, -75.33) (  -0.25, -76.47)  129.98                80
 08/21/2022   18:40:53   (   0.01, -75.35) (   0.79, -72.02)  380.49                80