Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 6 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/09/2022   06:41:42   (   0.01, -75.20) (  -0.37, -73.52)  191.16                80
 06/10/2022   19:06:48   (  -0.02, -75.21) (  -0.86, -78.93)  424.57                80
 06/11/2022   18:45:44   (  -0.01, -75.21) (   0.14, -74.47)   83.82                80
 06/14/2022   06:52:19   (   0.00, -75.22) (   0.06, -75.40)   20.44                80
 06/15/2022   06:31:14   (  -0.00, -75.23) (  -0.94, -70.94)  487.92                80
 06/16/2022   18:56:21   (   0.00, -75.24) (  -0.27, -76.35)  127.68                80
 06/17/2022   18:35:17   (   0.01, -75.24) (   0.79, -71.91)  381.28                80
 06/19/2022   07:00:16   (  -0.00, -75.26) (   0.47, -77.28)  229.87                80
 06/20/2022   06:39:11   (  -0.00, -75.28) (  -0.53, -72.82)  279.64                80
 06/21/2022   19:04:17   (  -0.00, -75.30) (  -0.68, -78.23)  334.25                80
 06/22/2022   18:45:53   (   0.00, -75.32) (   0.33, -73.77)  175.88                80