Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 3 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/23/2020   06:47:50   (   0.03, -75.15) (   0.91, -79.08)  448.66                80
 03/24/2020   06:26:14   (   0.03, -75.14) (  -0.13, -74.51)   72.33                80
 03/26/2020   18:28:57   (  -0.03, -75.14) (  -0.02, -75.16)    2.08                80
 03/29/2020   06:34:12   (   0.02, -75.12) (   0.18, -75.78)   74.71                80
 03/30/2020   06:12:36   (   0.02, -75.12) (  -0.87, -71.20)  446.72                80
 03/31/2020   18:34:15   (  -0.02, -75.13) (  -0.32, -76.43)  148.47                80
 04/01/2020   18:17:59   (  -0.02, -75.13) (   0.72, -71.85)  373.30                80
 04/03/2020   06:39:31   (   0.02, -75.12) (   0.43, -77.06)  220.37                80
 04/04/2020   06:17:54   (   0.02, -75.12) (  -0.56, -72.47)  301.60                80
 04/05/2020   18:39:32   (  -0.02, -75.13) (  -0.62, -77.70)  292.82                80