Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 10 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/27/2020   06:14:57   (   0.01, -75.16) (  -0.90, -71.14)  458.96                80
 10/28/2020   18:36:35   (  -0.01, -75.17) (  -0.28, -76.36)  136.18                80
 10/29/2020   18:20:18   (  -0.01, -75.17) (   0.76, -71.78)  386.28                80
 10/31/2020   06:41:47   (   0.01, -75.17) (   0.44, -76.96)  205.19                80
 11/01/2020   06:20:10   (   0.01, -75.17) (  -0.60, -72.38)  317.40                80
 11/02/2020   18:41:49   (  -0.01, -75.18) (  -0.56, -77.61)  277.11                80
 11/03/2020   18:25:32   (  -0.01, -75.18) (   0.47, -73.03)  245.72                80
 11/05/2020   06:47:01   (   0.00, -75.19) (   0.67, -78.22)  345.11                80
 11/06/2020   06:25:25   (   0.01, -75.19) (  -0.37, -73.64)  177.67                80
 11/07/2020   18:47:02   (  -0.00, -75.20) (  -0.84, -78.85)  416.53                80
 11/08/2020   18:30:46   (  -0.00, -75.21) (   0.20, -74.27)  106.68                80