Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 3 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/29/2020   06:34:12   (   0.01, -75.13) (   0.14, -75.78)   74.01                80
 03/30/2020   06:15:16   (   0.01, -75.13) (  -0.84, -71.20)  447.60                80
 03/31/2020   18:34:15   (  -0.01, -75.14) (  -0.29, -76.43)  147.75                80
 04/01/2020   18:17:59   (  -0.01, -75.14) (   0.70, -71.85)  374.16                80
 04/03/2020   06:36:50   (   0.01, -75.13) (   0.45, -77.05)  218.93                80
 04/04/2020   06:20:35   (   0.01, -75.13) (  -0.60, -72.48)  303.17                80
 04/05/2020   18:39:33   (  -0.01, -75.15) (  -0.59, -77.70)  291.42                80
 04/06/2020   18:23:17   (  -0.01, -75.15) (   0.46, -73.13)  231.10                80
 04/08/2020   06:44:49   (  -0.01, -75.16) (   0.69, -78.33)  361.00                80
 04/09/2020   06:25:53   (  -0.01, -75.17) (  -0.36, -73.76)  161.65                80