Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 1 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)
 01/31/2020   06:32:36   (   0.06, -75.21) (   0.11, -75.48)   30.89                80
 02/01/2020   06:11:00   (   0.06, -75.22) (  -0.92, -70.91)  491.44                80
 02/02/2020   18:35:20   (  -0.07, -75.24) (  -0.29, -76.14)  103.23                80
 02/03/2020   18:13:44   (  -0.07, -75.25) (   0.74, -71.56)  419.36                80
 02/05/2020   06:37:54   (   0.08, -75.25) (   0.42, -76.76)  171.65                80
 02/06/2020   06:16:19   (   0.08, -75.26) (  -0.61, -72.18)  350.95                80
 02/07/2020   18:40:39   (  -0.09, -75.28) (  -0.54, -77.42)  243.44                80
 02/08/2020   18:19:04   (  -0.09, -75.30) (   0.49, -72.85)  279.46                80
 02/10/2020   06:43:14   (   0.09, -75.31) (   0.68, -78.05)  310.86                80
 02/11/2020   06:21:38   (   0.09, -75.33) (  -0.30, -73.46)  212.30                80