Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 7 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/19/2022   18:48:40   (  -0.03, -75.20) (   0.18, -74.19)  114.69                80
 07/21/2022   07:10:59   (   0.03, -75.20) (   1.00, -79.57)  497.76                80
 07/22/2022   06:49:54   (   0.02, -75.20) (  -0.03, -75.11)   10.93                80
 07/24/2022   18:53:56   (   0.01, -75.21) (  -0.19, -76.06)   97.44                80
 07/25/2022   18:38:12   (   0.01, -75.22) (   0.83, -71.61)  411.48                80
 07/27/2022   07:00:29   (  -0.01, -75.23) (   0.39, -76.98)  199.73                80
 07/28/2022   06:39:25   (  -0.01, -75.24) (  -0.64, -72.53)  309.46                80
 07/29/2022   19:01:51   (   0.00, -75.25) (  -0.61, -77.93)  305.51                80
 07/30/2022   18:46:06   (   0.00, -75.27) (   0.42, -73.48)  204.15                80
 08/01/2022   07:08:24   (  -0.00, -75.29) (   0.79, -78.85)  405.69                80