Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 4 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/29/2020   06:47:02   (  -0.02, -75.17) (   0.80, -78.82)  415.24                80
 04/30/2020   06:25:27   (  -0.02, -75.18) (  -0.25, -74.24)  107.17                80
 05/01/2020   18:47:05   (   0.01, -75.19) (  -0.94, -79.47)  486.86                80
 05/02/2020   18:30:49   (   0.01, -75.20) (   0.06, -74.88)   36.14                80
 05/05/2020   06:33:23   (  -0.01, -75.23) (   0.07, -75.50)   31.63                80
 05/06/2020   06:11:48   (  -0.01, -75.24) (  -0.98, -70.93)  491.60                80
 05/07/2020   18:33:26   (   0.01, -75.27) (  -0.21, -76.15)  101.41                80
 05/08/2020   18:17:11   (   0.01, -75.28) (   0.85, -71.58)  422.19                80
 05/10/2020   06:38:41   (  -0.01, -75.31) (   0.33, -76.77)  167.39                80
 05/11/2020   06:17:06   (  -0.01, -75.32) (  -0.73, -72.20)  356.37                80
 05/12/2020   18:38:44   (   0.00, -75.36) (  -0.47, -77.43)  235.95                80